G 9-38
Coordinates: 
08h 58m 15.194s, +19° 45′ 47.08″
08h 58m 15.194s, +19° 45′ 47.08″ An ultraviolet band light curve showing several flares on EI Cancri, adapted from Pettersen (1985)[1] | ||
| Observation data Epoch J2000 Equinox J2000 | ||
|---|---|---|
| Constellation | Cancer | |
| Right ascension | 08h 58m 15.194s[2] | |
| Declination | +19° 45′ 47.08″[2] | |
| Apparent magnitude (V) | 13.720[3] | |
| Characteristics | ||
| Spectral type | M8Ve+M7V[4][5] | |
Semi-major axis (a) 33 AU | | |
| Details dex | ||
| G 9-38B | ||
| Mass | 0.10 M☉ | |
| Luminosity (bolometric) | 0.000992 L☉ | |
NLTT 20637[5] | ||
| Database references | ||
| SIMBAD | The system | |
| A | ||
| B | ||
  G 9-38 Location of G 9-38 in the constellation Cancer | ||
G 9-38, also known as EI Cancri and GJ 1116, is a
nearby.[12] The system has a very high stellar flare activity, with average five flares per hour.[1]
In 2015, the search for third star in the system has yielded inconclusive results.[13]
References
- ^ Bibcode:1985A&A...148..151P. Retrieved 11 November 2021.
- ^ Bibcode:2003yCat.2246....0C.
- Bibcode:2012yCat.1322....0Z.
- ^ a b c "G9-38A". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 29 September 2020.
- ^ a b c "G9-38B". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 29 September 2020.
- ^ "G9-38". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 29 September 2020.
- ^ .
- ^ .
- S2CID 41902340
- ^ Nearby Star Summary Table
- ^ Vizier query: Name=G* 1116, Centre de Données astronomiques de Strasbourg, accessed 30 December 2012.
- ^ Nearby Stars Catalog (NSC) Archived 2021-02-27 at the Wayback Machine, Planetary Habitability Laboratory, University of Puerto Rico at Arecibo accessed 31 December 2012.
- S2CID 9719725
- Dittmann, Jason A.; Irwin, Jonathan M.; Charbonneau, David; Berta-Thompson, Zachory K. (2014). "Trigonometric Parallaxes for 1507 Nearby Mid-to-late M Dwarfs". S2CID 18789867. Table with parallaxes.
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