Exposure
ID
GRAVI.2025-10-12T05:59:22.539_1
Header ID
GRAVI.2025-10-12T05:59:22.539
Date updated
2025-10-12 06:12:35 UTC+0000
Release date
2026-10-12 06:12:35 UTC+0000
UTC Start
2025-10-12 05:59:22.539
UTC End
2025-10-12 06:05:22.539
MJD Start
60960.24956642
MJD End
60960.25373308667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.009825
Ambient temperature (°C)
12.46
Seeing (arcsec)
0.53
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 48.5880 48.5390 143.5000 143.6000
A0-J2 114.0100 115.6410 91.6000 91.7000
A0-J6 146.3760 146.9410 13.4280 14.3860
B5-J2 92.2720 93.8550 67.2000 67.6000
B5-J6 181.4790 181.5640 1.5980 2.4330
J2-J6 166.1010 165.7570 331.2220 331.5070
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 60960.24956642
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 48.588
HIERARCH ESO ISS PBL12 END 48.539
HIERARCH ESO ISS PBLA12 START 143.5
HIERARCH ESO ISS PBLA12 END 143.6
HIERARCH ESO ISS PBL13 START 114.01
HIERARCH ESO ISS PBL13 END 115.641
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.7
HIERARCH ESO ISS PBL14 START 146.376
HIERARCH ESO ISS PBL14 END 146.941
HIERARCH ESO ISS PBLA14 START 13.428
HIERARCH ESO ISS PBLA14 END 14.386
HIERARCH ESO ISS PBL23 START 92.272
HIERARCH ESO ISS PBL23 END 93.855
HIERARCH ESO ISS PBLA23 START 67.2
HIERARCH ESO ISS PBLA23 END 67.6
HIERARCH ESO ISS PBL24 START 181.479
HIERARCH ESO ISS PBL24 END 181.564
HIERARCH ESO ISS PBLA24 START 1.598
HIERARCH ESO ISS PBLA24 END 2.433
HIERARCH ESO ISS PBL34 START 166.101
HIERARCH ESO ISS PBL34 END 165.757
HIERARCH ESO ISS PBLA34 START 331.222
HIERARCH ESO ISS PBLA34 END 331.507
HIERARCH ESO ISS AMBI TAU0 START 0.010242
HIERARCH ESO ISS AMBI TAU0 END 0.009408
HIERARCH ESO ISS AMBI TEMP 12.46
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.5