First Results from MFOSC-P : Low Resolution Optical Spectroscopy of a Sample of M dwarfs within 100 parsecs
Mt. Abu Faint Object Spectrograph and Camera (MFOSC-P) is an in-house developed instrument for Physical Research Laboratory (PRL) 1.2m telescope at Mt. Abu India, commissioned in February 2019. Here we present the first science results derived from the low resolution spectroscopy program of a sample...
Gespeichert in:
| Veröffentlicht in: | arXiv.org 2020-01 |
|---|---|
| Hauptverfasser: | , , , , , , |
| Format: | Artikel |
| Sprache: | eng |
| Schlagworte: | |
| Online-Zugang: | Volltext |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| container_end_page | |
|---|---|
| container_issue | |
| container_start_page | |
| container_title | arXiv.org |
| container_volume | |
| creator | Rajpurohit, A S Kumar, Vipin Srivastava, Mudit K Allard, F Homeier, D Dixit, Vaibhav Patel, Ankita |
| description | Mt. Abu Faint Object Spectrograph and Camera (MFOSC-P) is an in-house developed instrument for Physical Research Laboratory (PRL) 1.2m telescope at Mt. Abu India, commissioned in February 2019. Here we present the first science results derived from the low resolution spectroscopy program of a sample of M Dwarfs carried out during the commissioning run of MFOSC-P between February-June 2019. M dwarfs carry great significance for exoplanets searches in habitable zone and are among the promising candidates for the observatory's several ongoing observational campaigns. Determination of their accurate atmospheric properties and fundamental parameters is essential to constrain both their atmospheric and evolutionary models. In this study, we provide a low resolution (R\(\sim\)500) spectroscopic catalogue of 80 bright M dwarfs (J\( |
| doi_str_mv | 10.48550/arxiv.2001.05683 |
| format | Article |
| fullrecord | <record><control><sourceid>proquest_arxiv</sourceid><recordid>TN_cdi_arxiv_primary_2001_05683</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>2340169452</sourcerecordid><originalsourceid>FETCH-LOGICAL-a522-bc542b8f216d77846d859e8544d096aa66303dca13d445518b23b3d1c06389953</originalsourceid><addsrcrecordid>eNotkE1LAzEYhIMgWGp_gCcDnre--WzWmxSrQkvF9r5kkyxu3TYxyVr7722rpxmYYRgehG4IjLkSAu51_Gm_xxSAjEFIxS7QgDJGCsUpvUKjlDYAQOWECsEG6HPWxpTxu0t9lxNuot_ixWy5mhZv-AHP_f4U-a7Prd_hZcit0R1eBWdy9Mn4cMC-wRqv9DZ07uQX2O51bBLet_mj3WECgIOOyZl0jS4b3SU3-tchWs-e1tOXYr58fp0-zgstKC1qIzitVUOJtJOJ4tIqUTolOLdQSq2lZMCs0YRZzoUgqqasZpYYkEyVpWBDdPs3eyZRhdhudTxUJyLVmcixcffXCNF_9S7lauP7uDt-qijjQGTJBWW_yYlhOw</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>article</recordtype><pqid>2340169452</pqid></control><display><type>article</type><title>First Results from MFOSC-P : Low Resolution Optical Spectroscopy of a Sample of M dwarfs within 100 parsecs</title><source>arXiv.org</source><source>Free E- Journals</source><creator>Rajpurohit, A S ; Kumar, Vipin ; Srivastava, Mudit K ; Allard, F ; Homeier, D ; Dixit, Vaibhav ; Patel, Ankita</creator><creatorcontrib>Rajpurohit, A S ; Kumar, Vipin ; Srivastava, Mudit K ; Allard, F ; Homeier, D ; Dixit, Vaibhav ; Patel, Ankita</creatorcontrib><description>Mt. Abu Faint Object Spectrograph and Camera (MFOSC-P) is an in-house developed instrument for Physical Research Laboratory (PRL) 1.2m telescope at Mt. Abu India, commissioned in February 2019. Here we present the first science results derived from the low resolution spectroscopy program of a sample of M Dwarfs carried out during the commissioning run of MFOSC-P between February-June 2019. M dwarfs carry great significance for exoplanets searches in habitable zone and are among the promising candidates for the observatory's several ongoing observational campaigns. Determination of their accurate atmospheric properties and fundamental parameters is essential to constrain both their atmospheric and evolutionary models. In this study, we provide a low resolution (R\(\sim\)500) spectroscopic catalogue of 80 bright M dwarfs (J\(<\)10) and classify them using their optical spectra. We have also performed the spectral synthesis and \(\chi^2\) minimisation techniques to determine their fundamental parameters viz. effective temperature and surface gravity by comparing the observed spectra with the most recent BT-Settl synthetic spectra. Spectral type of M dwarfs in our sample ranges from M0 to M5. The derived effective temperature and surface gravity are ranging from 4000 K to 3000 K and 4.5 to 5.5 dex, respectively. In most of the cases, the derived spectral types are in good agreement with previously assigned photometric classification.</description><identifier>EISSN: 2331-8422</identifier><identifier>DOI: 10.48550/arxiv.2001.05683</identifier><language>eng</language><publisher>Ithaca: Cornell University Library, arXiv.org</publisher><subject>Atmospheric models ; Circumstellar habitable zone ; Extrasolar planets ; Gravitation ; Parameters ; Photometry ; Physics - Astrophysics of Galaxies ; Physics - Earth and Planetary Astrophysics ; Physics - Instrumentation and Methods for Astrophysics ; Physics - Solar and Stellar Astrophysics ; Red dwarf stars ; Spectra ; Spectrum analysis</subject><ispartof>arXiv.org, 2020-01</ispartof><rights>2020. This work is published under http://arxiv.org/licenses/nonexclusive-distrib/1.0/ (the “License”). Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.</rights><rights>http://arxiv.org/licenses/nonexclusive-distrib/1.0</rights><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>228,230,776,780,881,27904</link.rule.ids><backlink>$$Uhttps://doi.org/10.48550/arXiv.2001.05683$$DView paper in arXiv$$Hfree_for_read</backlink><backlink>$$Uhttps://doi.org/10.1093/mnras/staa163$$DView published paper (Access to full text may be restricted)$$Hfree_for_read</backlink></links><search><creatorcontrib>Rajpurohit, A S</creatorcontrib><creatorcontrib>Kumar, Vipin</creatorcontrib><creatorcontrib>Srivastava, Mudit K</creatorcontrib><creatorcontrib>Allard, F</creatorcontrib><creatorcontrib>Homeier, D</creatorcontrib><creatorcontrib>Dixit, Vaibhav</creatorcontrib><creatorcontrib>Patel, Ankita</creatorcontrib><title>First Results from MFOSC-P : Low Resolution Optical Spectroscopy of a Sample of M dwarfs within 100 parsecs</title><title>arXiv.org</title><description>Mt. Abu Faint Object Spectrograph and Camera (MFOSC-P) is an in-house developed instrument for Physical Research Laboratory (PRL) 1.2m telescope at Mt. Abu India, commissioned in February 2019. Here we present the first science results derived from the low resolution spectroscopy program of a sample of M Dwarfs carried out during the commissioning run of MFOSC-P between February-June 2019. M dwarfs carry great significance for exoplanets searches in habitable zone and are among the promising candidates for the observatory's several ongoing observational campaigns. Determination of their accurate atmospheric properties and fundamental parameters is essential to constrain both their atmospheric and evolutionary models. In this study, we provide a low resolution (R\(\sim\)500) spectroscopic catalogue of 80 bright M dwarfs (J\(<\)10) and classify them using their optical spectra. We have also performed the spectral synthesis and \(\chi^2\) minimisation techniques to determine their fundamental parameters viz. effective temperature and surface gravity by comparing the observed spectra with the most recent BT-Settl synthetic spectra. Spectral type of M dwarfs in our sample ranges from M0 to M5. The derived effective temperature and surface gravity are ranging from 4000 K to 3000 K and 4.5 to 5.5 dex, respectively. In most of the cases, the derived spectral types are in good agreement with previously assigned photometric classification.</description><subject>Atmospheric models</subject><subject>Circumstellar habitable zone</subject><subject>Extrasolar planets</subject><subject>Gravitation</subject><subject>Parameters</subject><subject>Photometry</subject><subject>Physics - Astrophysics of Galaxies</subject><subject>Physics - Earth and Planetary Astrophysics</subject><subject>Physics - Instrumentation and Methods for Astrophysics</subject><subject>Physics - Solar and Stellar Astrophysics</subject><subject>Red dwarf stars</subject><subject>Spectra</subject><subject>Spectrum analysis</subject><issn>2331-8422</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2020</creationdate><recordtype>article</recordtype><sourceid>BENPR</sourceid><sourceid>GOX</sourceid><recordid>eNotkE1LAzEYhIMgWGp_gCcDnre--WzWmxSrQkvF9r5kkyxu3TYxyVr7722rpxmYYRgehG4IjLkSAu51_Gm_xxSAjEFIxS7QgDJGCsUpvUKjlDYAQOWECsEG6HPWxpTxu0t9lxNuot_ixWy5mhZv-AHP_f4U-a7Prd_hZcit0R1eBWdy9Mn4cMC-wRqv9DZ07uQX2O51bBLet_mj3WECgIOOyZl0jS4b3SU3-tchWs-e1tOXYr58fp0-zgstKC1qIzitVUOJtJOJ4tIqUTolOLdQSq2lZMCs0YRZzoUgqqasZpYYkEyVpWBDdPs3eyZRhdhudTxUJyLVmcixcffXCNF_9S7lauP7uDt-qijjQGTJBWW_yYlhOw</recordid><startdate>20200116</startdate><enddate>20200116</enddate><creator>Rajpurohit, A S</creator><creator>Kumar, Vipin</creator><creator>Srivastava, Mudit K</creator><creator>Allard, F</creator><creator>Homeier, D</creator><creator>Dixit, Vaibhav</creator><creator>Patel, Ankita</creator><general>Cornell University Library, arXiv.org</general><scope>8FE</scope><scope>8FG</scope><scope>ABJCF</scope><scope>ABUWG</scope><scope>AFKRA</scope><scope>AZQEC</scope><scope>BENPR</scope><scope>BGLVJ</scope><scope>CCPQU</scope><scope>DWQXO</scope><scope>HCIFZ</scope><scope>L6V</scope><scope>M7S</scope><scope>PIMPY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PRINS</scope><scope>PTHSS</scope><scope>GOX</scope></search><sort><creationdate>20200116</creationdate><title>First Results from MFOSC-P : Low Resolution Optical Spectroscopy of a Sample of M dwarfs within 100 parsecs</title><author>Rajpurohit, A S ; Kumar, Vipin ; Srivastava, Mudit K ; Allard, F ; Homeier, D ; Dixit, Vaibhav ; Patel, Ankita</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-a522-bc542b8f216d77846d859e8544d096aa66303dca13d445518b23b3d1c06389953</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2020</creationdate><topic>Atmospheric models</topic><topic>Circumstellar habitable zone</topic><topic>Extrasolar planets</topic><topic>Gravitation</topic><topic>Parameters</topic><topic>Photometry</topic><topic>Physics - Astrophysics of Galaxies</topic><topic>Physics - Earth and Planetary Astrophysics</topic><topic>Physics - Instrumentation and Methods for Astrophysics</topic><topic>Physics - Solar and Stellar Astrophysics</topic><topic>Red dwarf stars</topic><topic>Spectra</topic><topic>Spectrum analysis</topic><toplevel>online_resources</toplevel><creatorcontrib>Rajpurohit, A S</creatorcontrib><creatorcontrib>Kumar, Vipin</creatorcontrib><creatorcontrib>Srivastava, Mudit K</creatorcontrib><creatorcontrib>Allard, F</creatorcontrib><creatorcontrib>Homeier, D</creatorcontrib><creatorcontrib>Dixit, Vaibhav</creatorcontrib><creatorcontrib>Patel, Ankita</creatorcontrib><collection>ProQuest SciTech Collection</collection><collection>ProQuest Technology Collection</collection><collection>Materials Science & Engineering Collection</collection><collection>ProQuest Central (Alumni Edition)</collection><collection>ProQuest Central UK/Ireland</collection><collection>ProQuest Central Essentials</collection><collection>ProQuest Central</collection><collection>Technology Collection</collection><collection>ProQuest One Community College</collection><collection>ProQuest Central Korea</collection><collection>SciTech Premium Collection</collection><collection>ProQuest Engineering Collection</collection><collection>Engineering Database</collection><collection>Publicly Available Content Database</collection><collection>ProQuest One Academic Eastern Edition (DO NOT USE)</collection><collection>ProQuest One Academic</collection><collection>ProQuest One Academic UKI Edition</collection><collection>ProQuest Central China</collection><collection>Engineering Collection</collection><collection>arXiv.org</collection><jtitle>arXiv.org</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Rajpurohit, A S</au><au>Kumar, Vipin</au><au>Srivastava, Mudit K</au><au>Allard, F</au><au>Homeier, D</au><au>Dixit, Vaibhav</au><au>Patel, Ankita</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>First Results from MFOSC-P : Low Resolution Optical Spectroscopy of a Sample of M dwarfs within 100 parsecs</atitle><jtitle>arXiv.org</jtitle><date>2020-01-16</date><risdate>2020</risdate><eissn>2331-8422</eissn><abstract>Mt. Abu Faint Object Spectrograph and Camera (MFOSC-P) is an in-house developed instrument for Physical Research Laboratory (PRL) 1.2m telescope at Mt. Abu India, commissioned in February 2019. Here we present the first science results derived from the low resolution spectroscopy program of a sample of M Dwarfs carried out during the commissioning run of MFOSC-P between February-June 2019. M dwarfs carry great significance for exoplanets searches in habitable zone and are among the promising candidates for the observatory's several ongoing observational campaigns. Determination of their accurate atmospheric properties and fundamental parameters is essential to constrain both their atmospheric and evolutionary models. In this study, we provide a low resolution (R\(\sim\)500) spectroscopic catalogue of 80 bright M dwarfs (J\(<\)10) and classify them using their optical spectra. We have also performed the spectral synthesis and \(\chi^2\) minimisation techniques to determine their fundamental parameters viz. effective temperature and surface gravity by comparing the observed spectra with the most recent BT-Settl synthetic spectra. Spectral type of M dwarfs in our sample ranges from M0 to M5. The derived effective temperature and surface gravity are ranging from 4000 K to 3000 K and 4.5 to 5.5 dex, respectively. In most of the cases, the derived spectral types are in good agreement with previously assigned photometric classification.</abstract><cop>Ithaca</cop><pub>Cornell University Library, arXiv.org</pub><doi>10.48550/arxiv.2001.05683</doi><oa>free_for_read</oa></addata></record> |
| fulltext | fulltext |
| identifier | EISSN: 2331-8422 |
| ispartof | arXiv.org, 2020-01 |
| issn | 2331-8422 |
| language | eng |
| recordid | cdi_arxiv_primary_2001_05683 |
| source | arXiv.org; Free E- Journals |
| subjects | Atmospheric models Circumstellar habitable zone Extrasolar planets Gravitation Parameters Photometry Physics - Astrophysics of Galaxies Physics - Earth and Planetary Astrophysics Physics - Instrumentation and Methods for Astrophysics Physics - Solar and Stellar Astrophysics Red dwarf stars Spectra Spectrum analysis |
| title | First Results from MFOSC-P : Low Resolution Optical Spectroscopy of a Sample of M dwarfs within 100 parsecs |
| url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-01-27T02%3A41%3A17IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-proquest_arxiv&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rft.genre=article&rft.atitle=First%20Results%20from%20MFOSC-P%20:%20Low%20Resolution%20Optical%20Spectroscopy%20of%20a%20Sample%20of%20M%20dwarfs%20within%20100%20parsecs&rft.jtitle=arXiv.org&rft.au=Rajpurohit,%20A%20S&rft.date=2020-01-16&rft.eissn=2331-8422&rft_id=info:doi/10.48550/arxiv.2001.05683&rft_dat=%3Cproquest_arxiv%3E2340169452%3C/proquest_arxiv%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_pqid=2340169452&rft_id=info:pmid/&rfr_iscdi=true |