Exposure
ID
GRAVI.2024-11-16T06:07:33.812_1
Header ID
GRAVI.2024-11-16T06:07:33.812
Date updated
2024-11-16 06:25:28 UTC+0000
Release date
2025-11-16 06:25:28 UTC+0000
UTC Start
2024-11-16 06:07:33.812
UTC End
2024-11-16 06:15:33.812
MJD Start
60630.25525245
MJD End
60630.2608080056
Exposure time (s)
480.0
Validation level
1
Tau 0: Coherence time (s)
0.0117875
Ambient temperature (°C)
11.63
Seeing (arcsec)
0.405
Observation
ID
61629
Category
science
Program ID
114.27UV.001
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM, G.
Target
ID
45807
Name
51_Eri
RA
69.403047
DEC
-2.47381
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 54.3240 54.6080 30.3000 30.9000
U1-U3 99.3020 99.8280 36.5000 37.0000
U1-U4 129.8900 130.1190 63.0370 63.1770
U2-U3 45.6850 45.9100 44.0000 44.4000
U2-U4 89.1830 88.8840 82.2780 82.3410
U3-U4 60.3810 59.7960 110.2430 110.5390
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27UV.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60630.25525245
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 51 Eri
HIERARCH ESO INS SOBJ NAME 51_Eri
RA 69.403047
DEC -2.47381
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 497.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 54.324
HIERARCH ESO ISS PBL12 END 54.608
HIERARCH ESO ISS PBLA12 START 30.3
HIERARCH ESO ISS PBLA12 END 30.9
HIERARCH ESO ISS PBL13 START 99.302
HIERARCH ESO ISS PBL13 END 99.828
HIERARCH ESO ISS PBLA13 START 36.5
HIERARCH ESO ISS PBLA13 END 37.0
HIERARCH ESO ISS PBL14 START 129.89
HIERARCH ESO ISS PBL14 END 130.119
HIERARCH ESO ISS PBLA14 START 63.037
HIERARCH ESO ISS PBLA14 END 63.177
HIERARCH ESO ISS PBL23 START 45.685
HIERARCH ESO ISS PBL23 END 45.91
HIERARCH ESO ISS PBLA23 START 44.0
HIERARCH ESO ISS PBLA23 END 44.4
HIERARCH ESO ISS PBL24 START 89.183
HIERARCH ESO ISS PBL24 END 88.884
HIERARCH ESO ISS PBLA24 START 82.278
HIERARCH ESO ISS PBLA24 END 82.341
HIERARCH ESO ISS PBL34 START 60.381
HIERARCH ESO ISS PBL34 END 59.796
HIERARCH ESO ISS PBLA34 START 110.243
HIERARCH ESO ISS PBLA34 END 110.539
HIERARCH ESO ISS AMBI TAU0 START 0.012883
HIERARCH ESO ISS AMBI TAU0 END 0.010692
HIERARCH ESO ISS AMBI TEMP 11.63
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.39
HIERARCH ESO FT ROBJ NAME 51_Eri
HIERARCH ESO FT ROBJ ALPHA 043736.133
HIERARCH ESO FT ROBJ DELTA -022824.775