RS Ophiuchi
Star
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RS Ophiuchi is a recurrent nova system approximately 5,000 light-years away in the constellation Ophiuchus. In its quiet phase it has an apparent magnitude of about 12.5. It has been observed to erupt in 1898, 1933, 1958, 1967, 1985, 2006 and 2021... Wikipedia
Magnitude: 10.223
Declination: −06° 42′ 28″
Constellation: Ophiuchus
Distance to Earth: 5,000 light years
Apparent magnitude (V): 9.6 – 13.5 (quiet), < 5 (burst)
Distance: 3,900 – 6,500 ly; (1,200 – 2,000 pc)