Exposure
ID
GRAVI.2025-07-06T01:12:17.302_1
Header ID
GRAVI.2025-07-06T01:12:17.302
Date updated
2025-07-06 01:25:44 UTC+0000
Release date
2025-07-06 01:25:44 UTC+0000
UTC Start
2025-07-06 01:12:17.302
UTC End
2025-07-06 01:17:37.302
MJD Start
60862.05020026
MJD End
60862.0539039637
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0081945
Ambient temperature (°C)
12.49
Seeing (arcsec)
0.99
Observation
ID
68248
Category
science
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
50718
Name
P0800_B
RA
245.911228
DEC
-26.55288
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.4720 56.4940 19.4000 20.1000
U1-U3 102.1100 102.1840 25.6000 26.4000
U1-U4 128.3190 128.6910 53.4210 54.1750
U2-U3 46.3720 46.4300 33.2000 33.9000
U2-U4 87.3950 87.7790 74.5960 75.2960
U3-U4 60.8910 61.1740 104.8340 105.3940
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60862.05020026
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME P0800_B
HIERARCH ESO INS SOBJ NAME P0800_B
RA 245.911228
DEC -26.55288
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 56.472
HIERARCH ESO ISS PBL12 END 56.494
HIERARCH ESO ISS PBLA12 START 19.4
HIERARCH ESO ISS PBLA12 END 20.1
HIERARCH ESO ISS PBL13 START 102.11
HIERARCH ESO ISS PBL13 END 102.184
HIERARCH ESO ISS PBLA13 START 25.6
HIERARCH ESO ISS PBLA13 END 26.4
HIERARCH ESO ISS PBL14 START 128.319
HIERARCH ESO ISS PBL14 END 128.691
HIERARCH ESO ISS PBLA14 START 53.421
HIERARCH ESO ISS PBLA14 END 54.175
HIERARCH ESO ISS PBL23 START 46.372
HIERARCH ESO ISS PBL23 END 46.43
HIERARCH ESO ISS PBLA23 START 33.2
HIERARCH ESO ISS PBLA23 END 33.9
HIERARCH ESO ISS PBL24 START 87.395
HIERARCH ESO ISS PBL24 END 87.779
HIERARCH ESO ISS PBLA24 START 74.596
HIERARCH ESO ISS PBLA24 END 75.296
HIERARCH ESO ISS PBL34 START 60.891
HIERARCH ESO ISS PBL34 END 61.174
HIERARCH ESO ISS PBLA34 START 104.834
HIERARCH ESO ISS PBLA34 END 105.394
HIERARCH ESO ISS AMBI TAU0 START 0.008017
HIERARCH ESO ISS AMBI TAU0 END 0.008372
HIERARCH ESO ISS AMBI TEMP 12.49
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 1.04
HIERARCH ESO FT ROBJ NAME P0800_A
HIERARCH ESO FT ROBJ ALPHA 162338.468
HIERARCH ESO FT ROBJ DELTA -263319.295