National Aeronautics and Space Administration

IPs

AE Aqr
FO Aqr
XY Ari
V405 Aur
HT Cam
MU Cam
DW Cnc
BG CMi
V709 Cas
V1025 Cen
TV Col
TX Col
UU Col
V2069 Cyg
V2306 Cyg
YY Dra
PQ Gem
DQ Her
EX Hya
NY Lup
V2400 Oph
GK Per
AO Psc
WX Pyx
V1223 Sgr
V1062 Tau
EI UMa
IGR 00234
IGR 15094
IGR 17303
Swift J0732
RX J0704
RX J1803
RX J2133
SDSS J233325
XSS 00564

Full Catalog

Related Systems

Position

• Equatorial: 05^h57^m59.27^s, +53^d53^m45.1^s (J2000)
• Galactic: l=159.20, b=+14.32

Finding Chart:

Haberl et al (1994)

Brigntness:

Optical ; fx (2-10 keV)~1.9x10^(-11) ergs/cm/cm/s (ASCA)

IP Credential:

***** (Ironclad)

Periods:

• Orbital: 0.17345 d = 4.16 hr= 14986s, seen in optical spectroscopy.

  HJD=2449474.6446(15)+0.172624(1)E

  (Thorstensen 1997, private communication, cited in Harlaftis & Horne 1999)
• Spin: 0.06313 d = 9.091 min = 545.4555 s, seen in optical photometry and hard X-ray light curves.

  HJD(min)=2449689.573466(31)+0.006313154(3)E

  (Skillman 1996)
• Others: In optical and soft X-rays, the dominant period is half the spin period (272.7277s).

Inclination:

?

Distance:

?

References

• Ashoka et al. 1995
• Allan et al. 1996a
• Brunschweiger et al. 2009
• de Martino et al 2004
• Evans & Hellier 2004
• Evans & Hellier 2007
• Ezuka & Ishida 1999
• Haberl & Motch 1995
• Haberl et al. 1994
• Harlaftis & Horne 1999
• Hellier, Mukai & Osborne 1998a
• Parker, Norton & Mukai 2005
• Piirola et al. 2008
• Ramsay 2000
• Scaringi et al. 2010
• Shakhovskoj & Kolesnikov 1997
• Sing et al. 2004
• Skillman 1996
• Still, Duck & Marsh 1998
• Suleimanov, Revnivtsev & Ritter 2005
• Szkody, Armstrong & Fried 2000