WISEPC J150649.97+702736.0 (縮寫為 WISE 1506+7027WISE J1506+7027)是一顆位於小熊座棕矮星,光譜等級為T6[2][3]。它是位於小熊座最接近太陽的次恆星之一,距離為16.817光年。[1] 離太陽較近的褐矮星包括盧曼16WISE 0855−0714。其他可能更接近太陽的褐矮星包括波斯七的兩個伴星,它們位於 11.8 光年處,以及WISE 0350-5658在12.1光年。

WISEPC J150649.97+702736.0
觀測資料
曆元 J2000
星座 小熊座
星官
赤經 15h 06m 52.4403s[1]
赤緯 70° 27′ 25.1182″[1]
視星等(V)
特性
光譜分類T6[2][3]
視星等 (J (2MASS filter system))14.328±0.095[2]
視星等 (J (MKO filter system))13.56±0.05[2]
視星等 (H (2MASS filter system))14.150±0.203[2]
視星等 (H (MKO filter system))13.91±0.04[2]
視星等 (KS (2MASS filter system))14.048±0.136[2]
天體測定
自行 (μ) 赤經:−1194.085±1.650[1] mas/yr
赤緯:1044.300±1.520[1] mas/yr
視差 (π)193.5 ± 0.6[4] mas
距離16.86 ± 0.05 ly
(5.17 ± 0.02 pc)
其他命名
WISEPC J150649.97+702736.0[2]
WISE J1506+7027[2]
WISE 1506+7027[2]
參考資料庫
SIMBAD資料
WISE 1506+7027 is located in the constellation Ursa Minor
WISE 1506+7027 is located in the constellation Ursa Minor
WISE 1506+7027
WISE 1506+7027在小熊座的位置

發現

編輯

WISE 1506+7027於2011年透過廣域紅外線巡天探測衛星 (WISE) 波長為 40 厘米(16 英寸)的紅外線中收集的數據發現,其任務從2009年12月持續到2011年2月。

空間運動

編輯

WISE 1506+7027每年有大約1,623毫角秒的自行

註釋

編輯

參考資料

編輯
  1. ^ 1.0 1.1 1.2 1.3 1.4 Brown, A. G. A.; Vallenari, A.; Prusti, T.; de Bruijne, J. H. J.; et al. Gaia Data Release 2. Summary of the contents and survey properties. Astronomy & Astrophysics. 2018. Bibcode:2018A&A...616A...1G. arXiv:1804.09365 . doi:10.1051/0004-6361/201833051.  VizieR中此天體在蓋亞望遠鏡第二批數據發佈的記錄
  2. ^ 2.00 2.01 2.02 2.03 2.04 2.05 2.06 2.07 2.08 2.09 Kirkpatrick, J. Davy; Cushing, Michael C.; Gelino, Christopher R.; Griffith, Roger L.; Skrutskie, Michael F.; Marsh, Kenneth A.; Wright, Edward L.; Mainzer, Amy K.; Eisenhardt, Peter R.; McLean, Ian S.; Thompson, Maggie A.; Bauer, James M.; Benford, Dominic J.; Bridge, Carrie R.; Lake, Sean E.; Petty, Sara M.; Stanford, Spencer Adam; Tsai, Chao-Wei; Bailey, Vanessa; Beichman, Charles A.; Bloom, Joshua S.; Bochanski, John J.; Burgasser, Adam J.; Capak, Peter L.; Cruz, Kelle L.; Hinz, Philip M.; Kartaltepe, Jeyhan S.; Knox, Russell P.; Manohar, Swarnima; Masters, Daniel; Morales-Calderon, Maria; Prato, Lisa A.; Rodigas, Timothy J.; Salvato, Mara; Schurr, Steven D.; Scoville, Nicholas Z.; Simcoe, Robert A.; Stapelfeldt, Karl R.; Stern, Daniel; Stock, Nathan D.; Vacca, William D. The First Hundred Brown Dwarfs Discovered by the Wide-field Infrared Survey Explorer (WISE). The Astrophysical Journal Supplement. 2011, 197 (2): 19. Bibcode:2011ApJS..197...19K. S2CID 16850733. arXiv:1108.4677v1 . doi:10.1088/0067-0049/197/2/19. 
  3. ^ 3.0 3.1 Kirkpatrick, J. Davy; Gelino, Christopher R.; Cushing, Michael C.; Mace, Gregory N.; Griffith, Roger L.; Skrutskie, Michael F.; Marsh, Kenneth A.; Wright, Edward L.; Eisenhardt, Peter R.; McLean, Ian S.; Mainzer, Amy K.; Burgasser, Adam J.; Tinney, Chris G.; Parker, Stephen; Salter, Graeme. Further Defining Spectral Type "Y" and Exploring the Low-mass End of the Field Brown Dwarf Mass Function. The Astrophysical Journal. 2012, 753 (2). 156. Bibcode:2012ApJ...753..156K. S2CID 119279752. arXiv:1205.2122 . doi:10.1088/0004-637X/753/2/156. 
  4. ^ Kirkpatrick, J. Davy; Martin, Emily C.; Smart, Richard L.; Cayago, Alfred J.; Beichman, Charles A.; Marocco, Federico; et al. Preliminary Trigonometric Parallaxes of 184 Late-T and Y Dwarfs and an Analysis of the Field Substellar Mass Function into the "Planetary" Mass Regime. The Astrophysical Journal Supplement Series. February 2019, 240 (2): 69. Bibcode:2019ApJS..240...19K. arXiv:1812.01208 . doi:10.3847/1538-4365/aaf6af . 19.