Editing Brown dwarf (section)

=== Table of firsts ===
{| class="wikitable" style="text-align:center;"
|- style="background:#efefef;"
! Record
! Name
! Spectral type
! RA/Dec
! Constellation
! Notes
|-
| First discovered
| [[Gliese 569]] Bab (Companions of M3 field star)
| M8.5 and M9
| 14<sup>h</sup>54<sup>m</sup>29.2<sup>s</sup> +16° 06{{prime}} 04{{pprime}}
| [[Bootes (constellation)|Bootes]]
| Imaged in 1985 published in 1988 weighed in 2004
|-
| First imaged with coronography
| [[Gliese 229 B]]
| T6.5
| 06<sup>h</sup>10<sup>m</sup>34.62<sup>s</sup> −21°51'52.1"
| [[Lepus (constellation)|Lepus]]
| Discovered 1994
|-
| First with [[Planet#Planetary-mass objects|planemo]]
| [[2M1207]]
| M8
| 12<sup>h</sup>07<sup>m</sup>33.47<sup>s</sup> −39°32'54.0"
| [[Centaurus]]
|Planet discovered in 2004
|-
| First with a [[Protoplanetary disk|circumstellar disk]]
| [[ChaHα1]]
| M7.5
| 11<sup>h</sup>07<sup>m</sup>17.0<sup>s</sup> −77° 35{{prime}} 54{{pprime}}
| [[Chamaeleon]]
| Disk discovered in 2000, first disk around a [[Good faith|bona fide]] brown dwarf, also first x-ray emitting<ref>{{cite journal |last1=Comerón |first1=F. |last2=Neuhäuser |first2=R. |last3=Kaas |first3=A. A. |date=2000-07-01 |title=Probing the brown dwarf population of the Chamaeleon I star forming region |url=https://ui.adsabs.harvard.edu/abs/2000A&A...359..269C |journal=Astronomy and Astrophysics |volume=359 |pages=269–288 |bibcode=2000A&A...359..269C |issn=0004-6361}}</ref>
|-
| First with [[bipolar outflow]]
|[[Rho-Oph 102]] (SIMBAD: [GY92] 102)
|
|16 26 42.758 −24 41 22.24
|Ophiuchus
|partly resolved outflow<ref>{{cite journal|last1=Whelan|first1=Emma T.|last2=Ray|first2=Thomas P.|last3=Bacciotti|first3=Francesca|last4=Natta|first4=Antonella|last5=Testi|first5=Leonardo|last6=Randich|first6=Sofia|date=June 2005|title=A resolved outflow of matter from a brown dwarf|journal=Nature|volume=435|issue=7042|pages=652–654|doi=10.1038/nature03598|pmid=15931217|arxiv=astro-ph/0506485|bibcode=2005Natur.435..652W|s2cid=4415442|issn=0028-0836}}</ref>
|-
|First with large-scale [[Herbig–Haro object|Herbig-Haro object]]
|[[Mayrit 1701117]] 
(Herbig-Haro object: [[HH 1165]])
|proto-BD
|05 40 25.799 −02 48 55.42
|Orion
|projected length of the Herbig-Haro object: 0.8 [[light-year]]s (0.26 [[Parsec|pc]])<ref name="Riaz 47"/>
|-
| First field type (solitary)
| [[Teide 1]]
| M8
| 3<sup>h</sup>47<sup>m</sup>18.0<sup>s</sup> +24° 22{{prime}} 31{{pprime}}
| Taurus
| 1995
|-
| First as a companion to a normal star
| [[Gliese 229 B]]
| T6.5
| 06<sup>h</sup>10<sup>m</sup>34.62<sup>s</sup> −21°51'52.1"
| Lepus
| 1995
|-
| First spectroscopic binary brown dwarf
| [[PPL 15 A, B]]<ref name=":0">{{cite journal |arxiv=astro-ph/9908015 |title=[astro-ph/9908015] PPl 15: The First Brown Dwarf Spectroscopic Binary |year=1999 |last1=Basri |first1=Gibor |last2=Martín |first2=Eduardo L. |doi=10.1086/301079 |journal=The Astronomical Journal |volume=118 |issue=5 |pages=2460–2465 |bibcode=1999AJ....118.2460B|s2cid=17662168 }}</ref>
| M6.5
|03<sup>h</sup> 48<sup>m</sup> 4.659<sup>s</sup> +23° 39' 30.32{{pprime}}
| Taurus
| Basri and Martín 1999
|-
| First eclipsing binary brown dwarf
| [[2M0535-05]]<ref name="Stassun2006"/><ref name=":1">{{cite journal |arxiv=0704.3106 |title=A Surprising Reversal of Temperatures in the Brown-Dwarf Eclipsing Binary 2MASS J05352184-0546085 |year=2007 |last1=Stassun |first1=Keivan G. |last2=Mathieu |first2=Robert D. |last3=Valenti |first3=Jeff A. |doi=10.1086/519231 |journal=The Astrophysical Journal |volume=664 |issue=2 |pages=1154–1166 |bibcode=2007ApJ...664.1154S|s2cid=15144741 }}</ref>
| M6.5 
|{{RA|15|35|21.84732}} {{Dec|-05|46|08.5714}}
| Orion
| Stassun 2006, 2007 (distance ~450 pc)
|- 
| First binary brown dwarf of T Type
| [[Epsilon Indi|Epsilon Indi Ba, Bb]]<ref>{{cite press release |first1=Ralf-Dieter |last1=Scholz |first2=Mark |last2=McCaughrean |url=http://www.eso.org/outreach/press-rel/pr-2003/pr-01-03.html |title=eso0303 – Discovery of Nearest Known Brown Dwarf |date=2003-01-13 |publisher=European Southern Observatory |access-date=2013-03-16 |url-status=dead |archive-url=https://web.archive.org/web/20081013074256/http://www.eso.org/outreach/press-rel/pr-2003/pr-01-03.html |archive-date=October 13, 2008}}</ref>
| T1 + T6
|22<sup>h</sup> 03<sup>m</sup> 21.65363<sup>s</sup> −56° 47{{prime}} 09.5228{{pprime}}
| Indus
| Distance: 3.626pc
|-
|First binary brown dwarf of Y Type
|[[WISE J0336−0143]]
|Y+Y
|03<sup>h</sup> 36<sup>m</sup> 05.052<sup>s</sup> −01° 43{{prime}} 50.48{{pprime}}
|[[Eridanus (constellation)|Eridanus]]
|2023<ref name=":14" />
|-
| First trinary brown dwarf
| [[DENIS-P J020529.0-115925]] A/B/C
| L5, L8 and T0
| 02<sup>h</sup>05<sup>m</sup>29.40<sup>s</sup> −11°59'29.7"
| [[Cetus]]
| Delfosse et al. 1997<ref>{{cite journal |arxiv=astro-ph/0410226 |last1=Burrows |first1=Adam |title=A possible third component in the L dwarf binary system DENIS-P J020529.0-115925 discovered with the Hubble Space Telescope |journal=The Astronomical Journal |volume=129 |issue=1 |pages=511–517 |last2=Hubbard |first2=William B. |last3=Lunine |first3=Jonathan I. |last4=Liebert |first4=James |year=2004 |doi=10.1086/426559 |bibcode=2005AJ....129..511B |s2cid=119336794 }}</ref>
|-
| First halo brown dwarf
| [[2MASS J05325346+8246465]]
| [[Subdwarf|sd]]L7
| 05<sup>h</sup>32<sup>m</sup>53.46<sup>s</sup> +82°46'46.5"
| [[Gemini (constellation)|Gemini]]
| Burgasser et al. 2003<ref>{{cite journal |last1=Burgasser |first1=Adam J. |first2=J. Davy |last2=Kirkpatrick |first3=Adam |last3=Burrows |first4=James |last4=Liebert |first5=I. Neill |last5=Reid |first6=John E. |last6=Gizis |first7=Mark R. |last7=McGovern |first8=Lisa |last8=Prato |first9=Ian S. |last9=McLean |year=2003 |title=The First Substellar Subdwarf? Discovery of a Metal-Poor L Dwarf with Halo Kinematics |journal=The Astrophysical Journal |volume=592 |issue=2 |pages=1186–1192 |doi=10.1086/375813 |arxiv=astro-ph/0304174 |bibcode=2003ApJ...592.1186B |s2cid=11895472 }}</ref>
|-
| First with late-M spectrum
| [[Teide 1]]
| M8
| 3<sup>h</sup>47<sup>m</sup>18.0<sup>s</sup> +24° 22{{prime}} 31{{pprime}}
| Taurus
| 1995
|-
| First with L spectrum
|[[GD 165]]B
|L4
|{{RA|14|24|39.144}} {{DEC|09|17|13.98}}
|[[Boötes]]
|1988
|-
| First with T spectrum
| [[Gliese 229]] B
| T6.5
| 06<sup>h</sup>10<sup>m</sup>34.62<sup>s</sup> −21°51'52.1"
| Lepus
| 1995
|-
| Latest-T spectrum
| [[ULAS J003402.77−005206.7]]
| T9<ref name="Burninghametal2008">{{cite journal |last1=Burningham |first1=Ben |last2=Pinfield |first2=David J. |last3=Leggett |first3=Sandy K. |last4=Tamura |first4=Motohide |last5=Lucas |first5=Philip W. |last6=Homeier |first6=Derek |last7=Day-Jones |first7=Avril |last8=Jones |first8=Hugh R. A. |last9=Clarke |first9=J. R. A. |last10=Ishii |first10=Miki |last11=Kuzuhara |first11=Masayuki |last12=Lodieu |first12=Nicolas |last13=Zapatero-Osorio |first13=María Rosa |last14=Venemans |first14=Bram Pieter |last15=Mortlock |first15=Daniel J. |last16=Barrado y Navascués |first16=David |last17=Martín |first17=Eduardo L. |last18=Magazzù |first18=Antonio |title=Exploring the substellar temperature regime down to ~550K |date=2008 |doi=10.1111/j.1365-2966.2008.13885.x |journal=Monthly Notices of the Royal Astronomical Society |volume=391 |issue=1 |pages=320–333 |doi-access=free |arxiv=0806.0067 |bibcode=2008MNRAS.391..320B |s2cid=1438322 }}</ref>
|
| Cetus
| 2007
|-
| First with Y spectrum
| [[CFBDS J005910.90–011401.3|CFBDS0059]]<ref name="tytrans"/>
| ~Y0
|{{RA|00|59|10.83}} {{DEC|-01|14|01.3}}
|Cetus
| 2008; this is also classified as a T9 dwarf, due to its close resemblance to other T dwarfs.<ref name="Burninghametal2008"/>
|-
| First X-ray-emitting
| [[ChaHα1]]
| M8
|
| Chamaeleon
| 1998
|-
| First X-ray flare
| LP 944–20
| M9V
| 03<sup>h</sup>39<sup>m</sup>35.22<sup>s</sup> −35°25'44.1"
| [[Fornax]]
| 1999
|-
| First radio emission (in flare and quiescence)
| [[LP 944-20]]
| M9V
| 03<sup>h</sup>39<sup>m</sup>35.22<sup>s</sup> −35°25'44.1"
| Fornax
| 2000<ref name="Berger2001"/>
|-
| First potential brown dwarf auroras discovered
| [[LSR J1835+3259]]<!-- Might be an ultracool dwarf star according to Saur et al. 2018. -->
| M8.5
| 
| Lyra
| 2015
|-
| First detection of differential rotation in a brown dwarf
|[[TVLM 513-46546]]
| M9
| 15<sup>h</sup>01<sup>m</sup>08.3<sup>s</sup> +22° 50{{prime}} 02{{pprime}}
| Boötes
| Equator rotates faster than poles by 0.022 radians / day<ref>{{cite journal |arxiv=1404.4682 |last1=Wolszczan |first1=Alexander |last2=Route |first2=Matthew |title=Timing Analysis of the Periodic Radio and Optical Brightness Variations of the Ultracool Dwarf, TVLM 513-46546 |journal=The Astrophysical Journal |volume=788 |issue=1 |pages=23 |year=2014 |doi=10.1088/0004-637X/788/1/23 |bibcode=2014ApJ...788...23W |s2cid=119114679 }}</ref>
|-
| First confirmed brown dwarf to have survived the primary's [[red giant]] phase
| [[WD 0137−349]] B<ref>{{cite journal |title=Survival of a brown dwarf after engulfment by a red giant star |doi=10.1038/nature04987 |last1=Maxted |first1=Pierre F. L. |last2=Napiwotzki |first2=Ralf |last3=Dobbie |first3=Paul D. |last4=Burleigh |first4=Matthew R. |date=2006 |journal=Nature |volume=442 |pages=543–5 |pmid=16885979 |issue=7102 |arxiv=astro-ph/0608054 |bibcode=2006Natur.442..543M |url=https://cds.cern.ch/record/976227 |archive-url=https://web.archive.org/web/20210427120858/https://cds.cern.ch/record/976227 |url-status=dead |archive-date=2021-04-27 |type=Submitted manuscript |hdl=2299/1227 |s2cid=4368344 }}</ref>
| L8
| {{RA|01|39|42.847}} {{DEC|-34|42|39.32}}
| [[Sculptor (constellation)]]
|
|}