ToO Information
Request ID: 40474
Request Type: NEW
ToO Urgency: WITHIN A WEEK
Proposal ID: 4090
Target Info
Target Name: GX 339-4
Target No.: 6653
Category: X-RAY BINARIES
Coordinates[J2000]: (255.70567, -48.78967)
Exp (ks): 2
Extended: N
Extent Size:
Background Restriction: N
Remarks:
Constraint Details
Monitor: N
Criteria:
Phase Dependent: N
Epoch:
Period:
Min:
Max:
Remarks:
Specific Time: Y
Start: 2021-10-10 18:00 UTC
End: 2021-10-10 20:00 UTC
Remarks: This is to correlate with planned optical observations by the 1.9m telescope at the SAAO, South Africa, which will be observing in this time range.
ToO: Y
Coordinate Observation: Y
Observatory: SAAO, SOUTH AFRICA
Description: 1.9m/HIPPO (Fast-timing optical and polarimetric observations). Optical observation is expected to be continuous over the period 59497.750 -- 59497.833.
Uninterrupted: N
Justification:
Estimated Count Rate (cts s-1): 369.000
Requester Information
Name: DR. JOHN ALEXANDER PAICE
Status
Request Date (UTC): 2021-10-08 15:03:51
Disposition: GO-preapproved
Date: 2021-10-08 17:37:41.377128
Reason:
Person:
Status: Complete
Date: 2021-10-28 15:34:31.649666
Person:
Misc
Note:
Target Details
Nearest Target No: 2080
Nearest Taget Name: GX_339-4
Separation (arcmin): 0.0000
Nearby Target (<3.0'): 2080[GX_339-4],6281[GX_339-4],6282[GX_339-4],6365[GX_339-4],6586[GX_339-4],6650[GX_339-4],6653[GX_339-4],6673[GX_339-4]
Referenced Target Catalogue: NICER2_Xray_Target_List_V29g.csv
Sun Angle: 50.8 deg at 2021:300:18:06:34 (UTC), 39.8 deg after 2 weeks
Planned Observations
AGS6 Reference:
Planned Snapshots:
| Observation Start |
Observation End |
Span |
Mode |
Observation ID |
| (YYYY-DDDTHH:MM:SS) |
(YYYY-DDDTHH:MM:SS) |
(seconds) |
Man/Opt |
|
Visibility
AGS3 Reference:
Visibility Report:
| Target Name |
Target ID |
Visibility Start |
Visibility End |
Span |
Initial |
Final |
Relative |
|
|
(YYYY-DDDTHH:MM:SS) |
(YYYY-DDDTHH:MM:SS) |
(seconds) |
Interference |
Interference |
Orbits |