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Name
  ASAS J050457-0354.8  
AAVSO UID
000-BBH-832 (2559 observations)  
Constellation
Eridanus Sequence
J2000.0
05 04 57.54 -03 54 52.8  (76.23975 -3.91467) Search nearby
B1950.0 05 02 28.36 -03 58 56.6
Proper motion
RA: -19.936 +/- 0.487 mas/yDec: 1.799 +/- 0.411 mas/ySource: Gaia DR1
Galactic coord. 203.819 -25.402
Other names

(Internal only)
1RXP J050454.7-035508 1RXS J050457.8-035451 2MASS J05045754-0354527
2RXS J050457.8-035454 2SXPS 177896 2SXPS J050457.4-035452
BD-04 1032 EUVE J0504-03.9 GSC 04758-00066
Gaia DR3 3212872486460264576 HD 32704 PPM 187672
SAO 131744 TIC 213107873 TYC 4758-66-1
UCAC4 431-008495 XMMSL1 J050457.7-035448 XMMSL2 J050457.7-035448
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Variability type
RS
Spectral type G8V
Mag. range
8.43 - 8.68 V
Discoverer --
Epoch
24 Sep 2009 (HJD 2455098.88) Ephemeris
Outburst --
Period 0.90964 d  (21.831 h)
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Spectroscopic binary with P = 10.1648 d. in 2013Obs...133..156G and P= 10.16477 d. in 2022yCat.1357....0G.
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References
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1 Gaia collaboration; et al., 2022, Gaia Data Release 3 (Gaia DR3) Part 3
Non-single stars
2022yCat.1357....0G
2 Gaia collaboration; et al., 2022, Gaia Data Release 3 (Gaia DR3) Part 1
Main source
2022yCat.1355....0G
3 Griffin, R. F., 2013, Spectroscopic binary orbits from photoelectric radial
velocities - Paper 230: Five Short-Period Double-Lined Binaries: HD 25788,
HD 32704, HD 45191 (V455 Aur), and HD 213896 (LL Aqr)
2013Obs...133..156G
4 M. Kiraga, 2012, Acta Astronomica 62, 67 2012AcA....62...67K
5 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 6.87H = 6.38K = 6.26J - K = 0.61
AllWISE W1 = 6.27W2 = 6.18W3 = 6.16W4 = 6.03W1 - W2 = 0.09W3 - W4 = 0.14
APASS-DR9 B = 9.39V = 8.59g' = 8.94r' = 8.38i' = 8.04B - V = 0.80
SDSS-DR12 u = 13.56g = 9.12r = 8.29i = 8.16z = 8.30u - g = 4.44r - i = 0.12
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2023-11-03 19:19 UTC Type, period, epoch and maximum magnitude from ASAS-3 data. Minimum magnitude derived from Gaia DR3. Spectroscopic period from 2013Obs...133..156G and 2022yCat.1357....0G.
2 Zalezsak, Tamas 2015-08-06 01:01 UTC UCAC4 position.
1 Admin, VSX 2012-04-20 00:26 UTC Initial upload.