NY Lupi = 1RXS J154814.5-452845

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A finding chart for NY Lup

SkyView image of NY Lup; the IP is the fainter (W) of the pair of stars near the image center (see important notes).

Position

Equatorial: 15^h48^m14.5^s, -45^d28' 39.0" (J2000)
(HRI position from Haberl, Motch & Zickgraf 2002).
Galactic: l=332.44, b=+7.02

Finding Chart:

Haberl, Motch & Zickgraf (2002)

Brigntness:

Optical: V~14.6; X-rays: 0.54 c/s ROSAT PSPC.

Periods:

Orbital: 0.411 d = 9.87 h = 35500 s, seen in optical spectroscopy.
HJD = 2452786.7561(8) + 0.411(1)E
(de Martino et al 2006a) for the maximum redshift of the emission lines.
Spin: 0.0080209 d = 11.550 min = 693.01 s, seen in X-rays, optical photometry and spectroscopy.
HJD = 2452787.33751(1) + 0.0080209(7)E
(de Martino et al 2006a) for the maximum redshift of the emission lines.
Others:

Inclination:

25 deg < i < 58 deg

Distance:

540 pc < d < 840 pc

References

Astronomy Questions? Ask a High Energy Astronomer.

NASA-specific Questions? Try the NASA Homepage

LHEA Web related Questions and Comments to: Karen Smale

Responsible NASA Official: Phil Newman

This file was last modified on Monday, 14-Aug-2006 10:53:05 EDT