GK Persei = Nova Persei 1901

A finding chart for GK Per

SkyView image of GK Per (see important notes).

Position:

Equatorial: 03^h31^m12.0^s, +43^d54^m17^s (J2000)
Galactic: l=150.96, b=-10.10

Finding Chart:

williams?

Brightness:

Optical: mv~13.5 in quiescence, ~10.5 during minor outbursts; fx (2-10 keV)~3.2x10^-11 ergs/cm/cm/s in quiescence (ASCA), 1.9x10^-10 ergs/cm/cm/s in outburst (ASCA).

IP Credential:

***** (Ironclad)

Periods:

Orbital: 1.996803 d = 47.923272 hr = 172523.78 s, seen in optical spectroscopy.
Secondary's maximum redshift at HJD2444912.966(8)+1.996803(7)E
(Crampton et al. 1986)
Spin: 0.0040625 d = 5.85 min = 351s, seen in X-rays and optical.
T_max=HEJD 2452360.9113(1) + 0.00406634(2)E - (3.5+/-0.6)x10^-14E²
(Mauche 2004)
Others: ?

Inclination:

46 < i < 73

Distance:

470 pc (nova shell)

GK Per is a giant among Intermediate Polars, with a highly developed disk.

References

We will not even attempt to list pre-1980 papers that deal exclusively with the classical nova event of 1901; see the Bode and Evans book on Classical Novae for that.

Please send your comments, suggestions etc. to Koji.Mukai@nasa.gov and/or Koji.Mukai@umbc.edu

National Aeronautics and Space Administration

Goddard Space Flight Center

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GK Persei = Nova Persei 1901

References