TT Corvi

Variable star in the constellation Corvus

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TT Corvi  Observation data
Epoch J2000.0 Equinox J2000.0 (ICRS)

Constellation | Corvus
Right ascension | 12h 23m 18.868s
Declination | −11° 48′ 43.64″
Database references
SIMBAD| data
A visual band light curve for TT Corvi, plotted from ASAS data[1]

TT Corvi (TT Crv) is a semiregular variable star in the constellation Corvus. It is a red giant of spectral type M3III and average apparent magnitude 6.48 around 923 light years distant.[2] It shines with a luminosity approximately 993 times that of the Sun and has a surface temperature of 3630 K.[3]

## References

[edit]

1. ^ "ASAS All Star Catalogue". The All Sky Automated Survey. Retrieved 8 December 2021.
2. ^ Tabur, V.; Bedding, T. R. (2009). "Long-term photometry and periods for 261 nearby pulsating M giants". Monthly Notices of the Royal Astronomical Society. 400 (4): 1945–61\. arXiv:0908.3228. Bibcode:2009MNRAS.400.1945T. doi:10.1111/j.1365-2966.2009.15588.x. S2CID 15358380.
3. ^ McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012). "Fundamental Parameters and Infrared Excesses of Hipparcos Stars". Monthly Notices of the Royal Astronomical Society. 427 (1): 343–57\. arXiv:1208.2037. Bibcode:2012MNRAS.427..343M. doi:10.1111/j.1365-2966.2012.21873.x. S2CID 118665352.

* v
* t
* e

Constellation of Corvus

* List of stars in Corvus
* Corvus in Chinese astronomy

Stars|

| Bayer|

* α (Alchiba)
* β (Kraz)
* γ (Gienah)
* δ (Algorab)
* ε (Minkar)
* ζ
* η

|

Flamsteed|

* 3
* 6

Variable|

* R
* W
* RV
* SX
* TT
* TU
* TV
* TY (31 Crt)
* VV

HR|

* 4699

HD|

* 103774
* 104067
* 111031

Other|

* EC 11507-2253
* Ross 695
* DENIS-P J1228.2−1547
* LHS 2520
* Stargate
* VHS J1256–1257

| Exoplanets|

* HD 104067 b

|

| Nebulae|

* NGC 4361

|

Galaxies|

| NGC|

* 4027

|

Other|

* Antennae Galaxies (NGC 4038/4039)

| Galaxy clusters|

* NGC 4038 Group

|

| Astronomical events|

* SN 2004gt
* SN 2007sr

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