ST Camelopardalis

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ST Camelopardalis

The visual band light curve of ST Camelopardalis, from AAVSO data[1]
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation
Camelopardalis
Right ascension 04h 051m 13.348s[2]
Declination +68° 10′ 07.65″[2]
Apparent magnitude (V) 6.3 to 8.5[3]
Characteristics
Evolutionary stage Carbon star
Spectral type C5,4(N5)[3]
B−V color index +2.1[4]
Variable type SRb[3]
Distance
2,000 ± 100 ly
(600 ± 40 pc)
Absolute magnitude (MV)−1.232[5]
Details
dex
ST Camelopardalis, ST Cam, HD 20243, HIP 22552, BD
+57°350
Database references
SIMBADdata

ST Camelopardalis is a carbon star in the constellation of Camelopardalis. It has a radius of 244 R☉.[6]

Variability

ST Cam is a semiregular variable star. It is doubly periodic, with the two pulsation periods P0 and P1 being equal to 368.6 and 201 days respectively.[8]

References

  1. ^ "Download Data". aavso.org. AAVSO. Retrieved 1 October 2021.
  2. ^
    doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR
    .
  3. ^
    CDS
    . Retrieved 2018-10-14.
  4. S2CID 56323280
    .
  5. Bibcode:2017yCat..90370769G
    .
  6. ^
    S2CID 166227927
    .
  7. doi:10.1086/191145
    .
  8. ISSN 0007-0297
    .


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