List of stars that dim oddly

This list of stars that dim oddly is a table of stars that have been observed to darken and brighten in an atypical manner. An overall study of such stars has been presented.[1][2]

Artist's concept of an "uneven ring of dust" orbiting Tabby's Star, also known as KIC 8462852

The listing here is ordered alphabetically.

List
Tabby's Star (KIC 8462852) – Consolidated plot of all known dimmings (1 March 2020)
Star designation Stellar
class		 Magnitude Right ascension
(J2000)		 Declination
(J2000)		 Distance
(light years)		 Reason for dimming
Apparent Absolute
1SWASP J140747.93−394542.6 K5 IV(e) Li[3] 12.31[3] —  14h 07m 47.93s[3] −39° 45′ 42.7″[3] 434[4] Planet with gigantic ring system
ASASSN-V J213939.3-702817.4 F0V[5] g~12.95–14.22[6] 2.5[6]  21h 39m 39.3s[6] −70° 28′ 17.4″[6] 3630[5] Unknown
EPIC 204278916 M1[7] 13.7[8] —  16h 02m 07.576s[9] −22° 57′ 46.89″[9] — Dust disk
EPIC 204376071 M[10] — —  16h 04m 10.1267s[11] −22° 34′ 45.5503″[11] 440[10] Possibly giant planet or brown dwarf with rings
HD 139139
(EPIC 249706694)		 G3/5V 9.84;[12] 9.677[13] —  15h 37m 06.215s[13] −19° 08′ 32.96″[13] 350[14]
572[13]		 Unknown
KH 15D K7[15] 15.5–21.5[16] 6.226[17]  06h 41m 10.31s[18] +09° 28′ 33.2″[18] 773[19] Possibly circumbinary disk
KIC 4150611
(HD 181469)		 Pulsator/K/M/G — —  19h 18m 58.21759s[20] +39° 16′ 01.7913″[20] — Five-star system
PDS 110 keF6 IVeb[21] 10.422[21] 2.54[21]  05h 23m 31.008s[21] –01° 04′ 23.68″[21] 1090[21] Possibly giant planet or brown dwarf with disc of dust
Przybylski's Star
(HD 101065)		 F3 Ho[22] 7.996–8.020[23] —  11h 37m 37.04110s[24] −46° 42′ 34.8754″[24] 355 Lanthanides 1,000 to 10,000 times more abundant that in Sun
RZ Piscium K0 IV[23] 11.29–13.82[23] —  01h 09m 42.056s[25] +27° 57′ 1.95″[25] 550[26] Substantial mass of gas and dust, possibly from disrupted planet
Tabby's Star
(KIC 8462852)		 F3V[27][28] 11.705[28] 3.08[27]  20h 06m 15.4527s[27] +44° 27′ 24.791″[27] 1470[27] Unknown
VVV-WIT-07 — 14.35–16.164[29] —  17h 26m 29.387s[29] −35° 40′ 6.20″[29] 23000/?[29] Unknown
WD 1145+017
(EPIC 201563164)		 DB[30] 17.0[31] —  11h 48m 33.63s[30] +01° 28′ 59.4″[30] 570[32] Dust disk
ZTF J0139+5245
(ZTF J013906.17+524536.89)		 DA[33] 18.4[33] —  01h 39m 06.17s +52° 45′ 36.89″ 564[33] Dust disk

See also

References
  1. Starr, Michelle (28 September 2019). "Astronomers Have Found Another 21 Stars Dimming as Erratically as Tabby's Star". ScienceAlert. Retrieved 28 September 2019.
  2. Schmidt, Edward G. (July 2019). "A Search for Analogs of KIC 8462852 (Boyajian's Star): A Proof of Concept and the First Candidates". The Astrophysical Journal Letters. 880 (1). L7. Bibcode:2019ApJ...880L...7S. doi:10.3847/2041-8213/ab2e77.
  3. Mamajek, Eric E.; et al. (March 2012). "Planetary Construction Zones in Occultation: Discovery of an Extrasolar Ring System Transiting a Young Sun-like Star and Future Prospects for Detecting Eclipses by Circumsecondary and Circumplanetary Disks". The Astronomical Journal. 143 (3): 72. arXiv:1108.4070. Bibcode:2012AJ....143...72M. doi:10.1088/0004-6256/143/3/72.
  4. Kenworthy, Matthew A. & Mamajek, Eric E. (22 January 2015). "Modeling giant extrasolar ring systems in eclipse and the case of J1407b: sculpting by exomoons?". The Astrophysical Journal. 800 (2): 126. arXiv:1501.05652. Bibcode:2015ApJ...800..126K. doi:10.1088/0004-637X/800/2/126.
  5. McCollum, B. & Laine, S. (8 June 2019). "Spectral Type of the Unusual Variable ASASSN-V J213939.3-702817.4". The Astronomer's Telegram. Retrieved 8 June 2019.
  6. Jayasinghe, T.; et al. (4 June 2019). "ASAS-SN Discovery of an Unusual, Deep Dimming Episode of a Previously Non-Variable Star". The Astronomer's Telegram. Retrieved 8 June 2019.
  7. Bouy, H. & Martín, E. L. (September 2009). "Proper motions of cool and ultracool candidate members in the Upper Scorpius OB association". Astronomy and Astrophysics. 504 (3): 981–990. arXiv:0907.0149. Bibcode:2009A&A...504..981B. doi:10.1051/0004-6361/200811088.
  8. Preibisch, Thomas; et al. (July 2002). "Exploring the Full Stellar Population of the Upper Scorpius OB Association". The Astronomical Journal. 124 (1): 404–416. Bibcode:2002AJ....124..404P. doi:10.1086/341174.
  9. Zacharias, N.; et al. (2003). "VizieR Online Data Catalog: The Second U.S. Naval Observatory CCD Astrograph Catalog (UCAC2)". CDS/ADC Collection of Electronic Catalogues (1289). Bibcode:2003yCat.1289....0Z.
  10. Rappaport, S.; et al. (May 2019). "Deep Long Asymmetric Occultation in EPIC 204376071" (PDF). Monthly Notices of the Royal Astronomical Society. 485 (2): 2681–2693. arXiv:1902.08152. Bibcode:2019MNRAS.485.2681R. doi:10.1093/mnras/stz537.
  11. "EPIC 204376071". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 6 March 2019.
  12. Høg, E.; et al. (March 2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics. 355: L27–L30. Bibcode:2000A&A...355L..27H.
  13. "EPIC Search Results - EPIC 249706694". Space Telescope Science Institute. Retrieved 12 July 2019.
  14. Mann, Adam (3 July 2019). "Astronomers Don't Know What to Make of This Incredibly Bizarre Star". Scientific American. Retrieved 3 July 2019.
  15. Hamilton, Catrina M.; et al. (2001). "Eclipses by a Circumstellar Dust Feature in the Pre-main-Sequence Star KH 15D". The Astronomical Journal. 554 (2): L201–L204. arXiv:astro-ph/0105412. Bibcode:2001ApJ...554L.201H. doi:10.1086/321707.
  16. "V582 Monocerotis". The International Variable Star Index. American Association of Variable Star Observers. Retrieved 29 June 2018.
  17. Aronow, Rachel A.; et al. (2018). "Optical and Radio Observations of the T Tauri Binary KH 15D (V582 Mon): Stellar Properties, Disk Mass Limit, and Discovery of a CO Outflow". The Astronomical Journal. 155 (1): 47. arXiv:1711.11434. Bibcode:2018AJ....155...47A. doi:10.3847/1538-3881/aa9ed7.
  18. Dahm, S. E. & Simon, Theodore (February 2005). "The T Tauri Star Population of the Young Cluster NGC 2264". The Astronomical Journal. 129 (2): 829–855. Bibcode:2005AJ....129..829D. doi:10.1086/426326.
  19. Bailer-Jones, C. A. L.; et al. (August 2018). "Estimating distances from parallaxes IV: Distances to 1.33 billion stars in Gaia Data Release 2". The Astronomical Journal. 156 (2). 58. arXiv:1804.10121. Bibcode:2018AJ....156...58B. doi:10.3847/1538-3881/aacb21.
  20. "HD 181469". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 12 July 2019.
  21. Osborn, H. P.; et al. (October 2017). "Periodic Eclipses of the Young Star PDS 110 Discovered with WASP and KELT Photometry". Monthly Notices of the Royal Astronomical Society. 471 (1): 740–749. arXiv:1705.10346. Bibcode:2017MNRAS.471..740O. doi:10.1093/mnras/stx1249.
  22. Renson, P. & Manfroid, J. (May 2009). "Catalogue of Ap, HgMn and Am stars". Astronomy and Astrophysics. 498 (3): 961–966. Bibcode:2009A&A...498..961R. doi:10.1051/0004-6361/200810788.
  23. Samus, N. N.; et al. (2009). "VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)". VizieR On-line Data Catalog. Bibcode:2009yCat....102025S.
  24. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. 5372587514128271232 Gaia DR2 record for this source at VizieR.
  25. "V* RZ Psc". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 22 December 2017.
  26. Paez, Danny (21 December 2017). "This "Winking" Star is So Hungry it's Feasting on Planets - An appetite of galactic proportions". Inverse innovation. Retrieved 21 December 2017.
  27. Boyajian, T. S.; et al. (April 2016). "Planet Hunters IX. KIC 8462852 – where's the flux?". Monthly Notices of the Royal Astronomical Society. 457 (4): 3988–4004. arXiv:1509.03622. Bibcode:2016MNRAS.457.3988B. doi:10.1093/mnras/stw218.
  28. Masi, Gianluca (16 October 2015). "KIC 8462852: A star and its secrets". The Virtual Telescope Project 2.0. Retrieved 22 October 2015.
  29. Saito, Roberto K.; et al. (6 November 2018). "VVV-WIT-07: another Boyajian's star or a Mamajek's object?". Monthly Notices of the Royal Astronomical Society. 482 (4): 5000–5006. arXiv:1811.02265. Bibcode:2019MNRAS.482.5000S. doi:10.1093/mnras/sty3004.
  30. "WD 1145+017". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 25 October 2015.
  31. "Planet WD 1145+017 b". The Extrasolar Planet Encyclopedia. Retrieved 30 October 2015.
  32. Pulliam, Christine (21 October 2015). "Cosmic "Death Star" is Destroying a Planet". Harvard-Smithsonian Center for Astrophysics. 2015–21.
  33. Vanderbosch, Z.; et al. (26 August 2019). "A White Dwarf with Transiting Circumstellar Material Far Outside Its Tidal Disruption Radius". arXiv:1908.09839v1 [astro-ph.SR].
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