Her X-1 History from Dec 29, 2023 to Apr 9, 2024

Her X-1 Short Frequency History

Her X-1 Full History

Her X-1 Full History

The most recent pulse profile quick look: Her X-1_Profile

New Fits Version of Full History (Beta version): Her X-1

Old Fits Version of Full History: Her X-1


Her X-1

The parameters below are used for this source in the GBM epoch-folding monitor

Source Monitor Parameters
RA
254.4571 deg
Decl
35.3426 deg
Orbital Parameters
Orbital Period
1.7001674 days
Period Deriv.
-4.9300E-11 days/day
Tπ/2
2449420.67347 (JED)
axsin(i)
13.185 light-sec
Long. of periastron
0.00 deg
Eccentricity
0.0000
Egress
0.07
Ingress
0.93

Notes:

Orbit from Wilson, Scott & Finger, 1997, AIP proceedings 410. p. 739.

Eclipse ingress and egress from Scott & Leahy, 1999, ApJ 510, 974.


Modification date: 9 Apr, 2024

Author Valerie Connaughton
Responsible Manager Stephen Elrod
Site Curator Peter Jenke