Exposure
ID
GRAVI.2024-11-16T07:06:24.962_1
Header ID
GRAVI.2024-11-16T07:06:24.962
Date updated
2024-11-16 07:25:29 UTC+0000
Release date
2025-11-16 07:25:29 UTC+0000
UTC Start
2024-11-16 07:06:24.962
UTC End
2024-11-16 07:14:24.962
MJD Start
60630.29612224
MJD End
60630.3016777956
Exposure time (s)
480.0
Validation level
1
Tau 0: Coherence time (s)
0.009181
Ambient temperature (°C)
11.98
Seeing (arcsec)
0.535
Observation
ID
61634
Category
science
Program ID
114.27UV.001
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM, G.
Target
ID
45812
Name
51_Eri
RA
69.403067
DEC
-2.47384
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 55.9630 56.1220 33.6000 34.0000
U1-U3 102.0230 102.2120 39.2000 39.4000
U1-U4 128.5530 127.7850 63.3680 63.2870
U2-U3 46.6310 46.6400 45.8000 45.9000
U2-U4 84.6300 83.4940 82.5070 82.4970
U3-U4 54.8650 53.8020 113.0480 113.6230
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 60630.29612224
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 51 Eri
HIERARCH ESO INS SOBJ NAME 51_Eri
RA 69.403067
DEC -2.47384
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 55.963
HIERARCH ESO ISS PBL12 END 56.122
HIERARCH ESO ISS PBLA12 START 33.6
HIERARCH ESO ISS PBLA12 END 34.0
HIERARCH ESO ISS PBL13 START 102.023
HIERARCH ESO ISS PBL13 END 102.212
HIERARCH ESO ISS PBLA13 START 39.2
HIERARCH ESO ISS PBLA13 END 39.4
HIERARCH ESO ISS PBL14 START 128.553
HIERARCH ESO ISS PBL14 END 127.785
HIERARCH ESO ISS PBLA14 START 63.368
HIERARCH ESO ISS PBLA14 END 63.287
HIERARCH ESO ISS PBL23 START 46.631
HIERARCH ESO ISS PBL23 END 46.64
HIERARCH ESO ISS PBLA23 START 45.8
HIERARCH ESO ISS PBLA23 END 45.9
HIERARCH ESO ISS PBL24 START 84.63
HIERARCH ESO ISS PBL24 END 83.494
HIERARCH ESO ISS PBLA24 START 82.507
HIERARCH ESO ISS PBLA24 END 82.497
HIERARCH ESO ISS PBL34 START 54.865
HIERARCH ESO ISS PBL34 END 53.802
HIERARCH ESO ISS PBLA34 START 113.048
HIERARCH ESO ISS PBLA34 END 113.623
HIERARCH ESO ISS AMBI TAU0 START 0.008849
HIERARCH ESO ISS AMBI TAU0 END 0.009513
HIERARCH ESO ISS AMBI TEMP 11.98
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.53
HIERARCH ESO FT ROBJ NAME 51_Eri
HIERARCH ESO FT ROBJ ALPHA 043736.133
HIERARCH ESO FT ROBJ DELTA -022824.775