Exposure
ID
GRAVI.2024-11-16T05:48:51.764_1
Header ID
GRAVI.2024-11-16T05:48:51.764
Date updated
2024-11-16 06:05:30 UTC+0000
Release date
2025-11-16 06:05:30 UTC+0000
UTC Start
2024-11-16 05:48:51.764
UTC End
2024-11-16 05:55:31.764
MJD Start
60630.24226579
MJD End
60630.2468954196
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.010419
Ambient temperature (°C)
11.77
Seeing (arcsec)
0.43
Observation
ID
61627
Category
science
Program ID
114.27UV.001
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM, G.
Target
ID
45805
Name
51_Eri
RA
69.403025
DEC
-2.47379
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 53.6450 53.9050 28.8000 29.4000
U1-U3 97.9830 98.4960 35.3000 35.8000
U1-U4 128.8850 129.3390 62.6100 62.7880
U2-U3 45.0850 45.3240 43.0000 43.4000
U2-U4 89.4270 89.4040 82.1010 82.1730
U3-U4 61.4330 61.0830 109.6850 109.8770
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 60630.24226579
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 51 Eri
HIERARCH ESO INS SOBJ NAME 51_Eri
RA 69.403025
DEC -2.47379
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 53.645
HIERARCH ESO ISS PBL12 END 53.905
HIERARCH ESO ISS PBLA12 START 28.8
HIERARCH ESO ISS PBLA12 END 29.4
HIERARCH ESO ISS PBL13 START 97.983
HIERARCH ESO ISS PBL13 END 98.496
HIERARCH ESO ISS PBLA13 START 35.3
HIERARCH ESO ISS PBLA13 END 35.8
HIERARCH ESO ISS PBL14 START 128.885
HIERARCH ESO ISS PBL14 END 129.339
HIERARCH ESO ISS PBLA14 START 62.61
HIERARCH ESO ISS PBLA14 END 62.788
HIERARCH ESO ISS PBL23 START 45.085
HIERARCH ESO ISS PBL23 END 45.324
HIERARCH ESO ISS PBLA23 START 43.0
HIERARCH ESO ISS PBLA23 END 43.4
HIERARCH ESO ISS PBL24 START 89.427
HIERARCH ESO ISS PBL24 END 89.404
HIERARCH ESO ISS PBLA24 START 82.101
HIERARCH ESO ISS PBLA24 END 82.173
HIERARCH ESO ISS PBL34 START 61.433
HIERARCH ESO ISS PBL34 END 61.083
HIERARCH ESO ISS PBLA34 START 109.685
HIERARCH ESO ISS PBLA34 END 109.877
HIERARCH ESO ISS AMBI TAU0 START 0.01004
HIERARCH ESO ISS AMBI TAU0 END 0.010798
HIERARCH ESO ISS AMBI TEMP 11.77
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.41
HIERARCH ESO FT ROBJ NAME 51_Eri
HIERARCH ESO FT ROBJ ALPHA 043736.133
HIERARCH ESO FT ROBJ DELTA -022824.775