Exposure
ID
GRAVI.2025-12-11T04:58:29.131_1
Header ID
GRAVI.2025-12-11T04:58:29.131
Date updated
2025-12-11 05:06:09 UTC+0000
Release date
2026-12-11 05:06:09 UTC+0000
UTC Start
2025-12-11 04:58:29.131
UTC End
2025-12-11 04:59:53.131
MJD Start
61020.20728161
MJD End
61020.20825383222
Exposure time (s)
84.0
Validation level
1
Tau 0: Coherence time (s)
0.0047715
Ambient temperature (°C)
13.62
Seeing (arcsec)
0.525
Observation
ID
72156
Category
science
Program ID
116.29H7.001
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
53589
Name
bet_Pic
RA
86.824167
DEC
-51.06651
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 52.1380 52.0900 27.2000 27.4000
U1-U3 95.5330 95.4340 33.8000 34.1000
U1-U4 127.7060 127.5980 61.1860 61.4980
U2-U3 44.1490 44.1010 41.6000 41.9000
U2-U4 89.3610 89.3430 80.2200 80.5560
U3-U4 61.3950 61.4470 106.8860 107.2090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29H7.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 61020.20728161
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME bet Pic
HIERARCH ESO INS SOBJ NAME bet_Pic
RA 86.824167
DEC -51.06651
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 109.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 84
HIERARCH ESO ISS PBL12 START 52.138
HIERARCH ESO ISS PBL12 END 52.09
HIERARCH ESO ISS PBLA12 START 27.2
HIERARCH ESO ISS PBLA12 END 27.4
HIERARCH ESO ISS PBL13 START 95.533
HIERARCH ESO ISS PBL13 END 95.434
HIERARCH ESO ISS PBLA13 START 33.8
HIERARCH ESO ISS PBLA13 END 34.1
HIERARCH ESO ISS PBL14 START 127.706
HIERARCH ESO ISS PBL14 END 127.598
HIERARCH ESO ISS PBLA14 START 61.186
HIERARCH ESO ISS PBLA14 END 61.498
HIERARCH ESO ISS PBL23 START 44.149
HIERARCH ESO ISS PBL23 END 44.101
HIERARCH ESO ISS PBLA23 START 41.6
HIERARCH ESO ISS PBLA23 END 41.9
HIERARCH ESO ISS PBL24 START 89.361
HIERARCH ESO ISS PBL24 END 89.343
HIERARCH ESO ISS PBLA24 START 80.22
HIERARCH ESO ISS PBLA24 END 80.556
HIERARCH ESO ISS PBL34 START 61.395
HIERARCH ESO ISS PBL34 END 61.447
HIERARCH ESO ISS PBLA34 START 106.886
HIERARCH ESO ISS PBLA34 END 107.209
HIERARCH ESO ISS AMBI TAU0 START 0.004693
HIERARCH ESO ISS AMBI TAU0 END 0.00485
HIERARCH ESO ISS AMBI TEMP 13.62
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.5
HIERARCH ESO FT ROBJ NAME bet_Pic
HIERARCH ESO FT ROBJ ALPHA 054717.087
HIERARCH ESO FT ROBJ DELTA -510359.441