Monitoring the UV/Ion Shield Health
In the tables below the exposure times have been corrected for dead-time after fixing the DTCOR values for the double-counting of events (done automatically in pipeline processing in DS 7.3 - July 2004).
HRC-I
On-axis
Background-subtracted source rates:
- Source region centered at the RA and Dec of AR Lac
- Source region 4 arcsec radius
- Annular background region, concentric with source region, inner radius 8 arcsec outer radius 12 arcsec
Open Data Table
y-offset = +5 <-> 15 arcmin
Background-subtracted source rates:
- Source region centered on centroid of events within 16 arcsec of nominal RA and Dec
- Source region 16 arcsec radius
- Annular background region, concentric with source region, inner radius 32 arcsec outer radius 48 arcsec
Open Data Table
Y-offset = -5 <-> -15 arcmin
Background-subtracted source rates:
- Source region centered on centroid of events within 16 arcsec of nominal RA and Dec
- Source region 16 arcsec radius
- Annular background region, concentric with source region, inner radius 32 arcsec outer radius 48 arcsec
Open Data Table
Y-offset ≥ +15 arcmin or farther
Background-subtracted source rates:
- Source region centered on centroid of events within 64 arcsec of nominal RA and Dec
- Source region 64 arcsec radius
- Annular background region, concentric with source region, inner radius ~100 arcsec outer radius ~130 arcsec
Open Data Table
Y-offset ≤ -15 arcmin or farther
Background-subtracted source rates:
- Source region centered on centroid of events within 64 arcsec of nominal RA and Dec
- Source region 64 arcsec radius
- Annular background region, concentric with source region, inner radius ~100 arcsec outer radius ~130 arcsec
Open Data Table
HRC-S
On-axis
Background-subtracted source rates:
- Source region centered on centroid of events within 4 arcsec of nominal RA and Dec
- Source region 4 arcsec radius
- Annular background region, concentric with source region, inner radius 8 arcsec outer radius 12 arcsec
Open Data Table
Y-offset = +5 <-> 15 arcmin
Background-subtracted source rates:
- Source region centered on centroid of events within 16 arcsec of nominal RA and Dec
- Source region 16 arcsec radius
- Annular background region, concentric with source region, inner radius 32 arcsec outer radius 48 arcsec
Open Data Table
Y-offset = -5 <-> -15 arcmin
Background-subtracted source rates:
- Source region centered on centroid of events within 16 arcsec of nominal RA and Dec
- Source region 16 arcsec radius
- Annular background region, concentric with source region, inner radius 32 arcsec outer radius 48 arcsec
#TABLE_S_M10#
Open Data Table
Y-offset ≥ +15 arcmin or farther
Background-subtracted source rates:
- Source region centered on centroid of events within 64 arcsec of nominal RA and Dec
- Source region 64 arcsec radius
- Annular background region, concentric with source region, inner radius ~100 arcsec outer radius ~130 arcsec
Y-offset ≤ -15 arcmin or farther
Background-subtracted source rates:
- Source region centered on centroid of events within 64 arcsec of nominal RA and Dec
- Source region 64 arcsec radius
- Annular background region, concentric with source region, inner radius ~100 arcsec outer radius ~130 arcsec
Open Data Table
Last Modified: Wed, 07 Jun 2023 02:40:34
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