Exposure
ID
GRAVI.2025-10-13T05:43:38.388_1
Header ID
GRAVI.2025-10-13T05:43:38.388
Date updated
2025-10-13 06:00:54 UTC+0000
Release date
2026-10-13 06:00:53 UTC+0000
UTC Start
2025-10-13 05:43:38.388
UTC End
2025-10-13 05:49:38.388
MJD Start
60961.23863875
MJD End
60961.24280541667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.012937500000000001
Ambient temperature (°C)
12.72
Seeing (arcsec)
0.345
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 48.6450 48.6200 143.2000 143.3000
A0-J2 110.7170 112.5050 91.5000 91.6000
A0-J6 145.4050 145.9050 11.5850 12.5700
B5-J2 89.1590 90.8360 66.2000 66.7000
B5-J6 181.4130 181.4320 0.0280 0.8610
J2-J6 166.6750 166.3820 330.7400 330.9860
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 60961.23863875
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 48.645
HIERARCH ESO ISS PBL12 END 48.62
HIERARCH ESO ISS PBLA12 START 143.2
HIERARCH ESO ISS PBLA12 END 143.3
HIERARCH ESO ISS PBL13 START 110.717
HIERARCH ESO ISS PBL13 END 112.505
HIERARCH ESO ISS PBLA13 START 91.5
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 145.405
HIERARCH ESO ISS PBL14 END 145.905
HIERARCH ESO ISS PBLA14 START 11.585
HIERARCH ESO ISS PBLA14 END 12.57
HIERARCH ESO ISS PBL23 START 89.159
HIERARCH ESO ISS PBL23 END 90.836
HIERARCH ESO ISS PBLA23 START 66.2
HIERARCH ESO ISS PBLA23 END 66.7
HIERARCH ESO ISS PBL24 START 181.413
HIERARCH ESO ISS PBL24 END 181.432
HIERARCH ESO ISS PBLA24 START 0.028
HIERARCH ESO ISS PBLA24 END 0.861
HIERARCH ESO ISS PBL34 START 166.675
HIERARCH ESO ISS PBL34 END 166.382
HIERARCH ESO ISS PBLA34 START 330.74
HIERARCH ESO ISS PBLA34 END 330.986
HIERARCH ESO ISS AMBI TAU0 START 0.012428
HIERARCH ESO ISS AMBI TAU0 END 0.013447
HIERARCH ESO ISS AMBI TEMP 12.72
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.34