Exposure
ID
GRAVI.2025-10-12T04:39:13.335_1
Header ID
GRAVI.2025-10-12T04:39:13.335
Date updated
2025-10-12 04:55:48 UTC+0000
Release date
2026-10-12 04:55:48 UTC+0000
UTC Start
2025-10-12 04:39:13.335
UTC End
2025-10-12 04:45:13.335
MJD Start
60960.19390434
MJD End
60960.198071006664
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.008619
Ambient temperature (°C)
13.59
Seeing (arcsec)
0.94
Observation
ID
70906
Category
science
Program ID
116.28QG.001
Program Title
SPIN-ORBIT ALIGNMENT OF THE 51 ERI, AF LEP AND PZ TEL SYSTEMS
Program Type
Normal
PI / COI
LE BOUQUIN / LACOUR / BONFILS
Target
ID
52614
Name
51_Eri
RA
69.399697
DEC
-2.47392
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.0630 48.1810 143.4000 143.3000
A0-J2 86.2160 88.8260 91.1000 91.2000
A0-J6 142.6360 142.6660 0.1560 1.2380
B5-J2 68.3760 70.4210 57.3000 58.5000
B5-J6 183.4240 183.0810 351.1430 351.9300
J2-J6 167.9140 167.9590 329.2740 329.3160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28QG.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60960.19390434
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 51 Eri
HIERARCH ESO INS SOBJ NAME 51_Eri
RA 69.399697
DEC -2.47392
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 48.063
HIERARCH ESO ISS PBL12 END 48.181
HIERARCH ESO ISS PBLA12 START 143.4
HIERARCH ESO ISS PBLA12 END 143.3
HIERARCH ESO ISS PBL13 START 86.216
HIERARCH ESO ISS PBL13 END 88.826
HIERARCH ESO ISS PBLA13 START 91.1
HIERARCH ESO ISS PBLA13 END 91.2
HIERARCH ESO ISS PBL14 START 142.636
HIERARCH ESO ISS PBL14 END 142.666
HIERARCH ESO ISS PBLA14 START 0.156
HIERARCH ESO ISS PBLA14 END 1.238
HIERARCH ESO ISS PBL23 START 68.376
HIERARCH ESO ISS PBL23 END 70.421
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 183.424
HIERARCH ESO ISS PBL24 END 183.081
HIERARCH ESO ISS PBLA24 START 351.143
HIERARCH ESO ISS PBLA24 END 351.93
HIERARCH ESO ISS PBL34 START 167.914
HIERARCH ESO ISS PBL34 END 167.959
HIERARCH ESO ISS PBLA34 START 329.274
HIERARCH ESO ISS PBLA34 END 329.316
HIERARCH ESO ISS AMBI TAU0 START 0.008534
HIERARCH ESO ISS AMBI TAU0 END 0.008704
HIERARCH ESO ISS AMBI TEMP 13.59
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 0.94