Exposure
ID
GRAVI.2025-10-13T05:17:17.322_1
Header ID
GRAVI.2025-10-13T05:17:17.322
Date updated
2025-10-13 05:31:04 UTC+0000
Release date
2026-10-13 05:31:04 UTC+0000
UTC Start
2025-10-13 05:17:17.322
UTC End
2025-10-13 05:23:17.322
MJD Start
60961.22033937
MJD End
60961.22450603666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.009805
Ambient temperature (°C)
13.04
Seeing (arcsec)
0.43000000000000005
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 48.6050 48.6360 143.0000 143.0000
A0-J2 102.3340 104.4670 91.4000 91.4000
A0-J6 143.7250 144.0620 7.3020 8.3460
B5-J2 81.6260 83.4960 63.5000 64.2000
B5-J6 181.7190 181.5900 356.5400 357.3710
J2-J6 167.5910 167.4200 329.9100 330.0780
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 60961.22033937
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 48.605
HIERARCH ESO ISS PBL12 END 48.636
HIERARCH ESO ISS PBLA12 START 143.0
HIERARCH ESO ISS PBLA12 END 143.0
HIERARCH ESO ISS PBL13 START 102.334
HIERARCH ESO ISS PBL13 END 104.467
HIERARCH ESO ISS PBLA13 START 91.4
HIERARCH ESO ISS PBLA13 END 91.4
HIERARCH ESO ISS PBL14 START 143.725
HIERARCH ESO ISS PBL14 END 144.062
HIERARCH ESO ISS PBLA14 START 7.302
HIERARCH ESO ISS PBLA14 END 8.346
HIERARCH ESO ISS PBL23 START 81.626
HIERARCH ESO ISS PBL23 END 83.496
HIERARCH ESO ISS PBLA23 START 63.5
HIERARCH ESO ISS PBLA23 END 64.2
HIERARCH ESO ISS PBL24 START 181.719
HIERARCH ESO ISS PBL24 END 181.59
HIERARCH ESO ISS PBLA24 START 356.54
HIERARCH ESO ISS PBLA24 END 357.371
HIERARCH ESO ISS PBL34 START 167.591
HIERARCH ESO ISS PBL34 END 167.42
HIERARCH ESO ISS PBLA34 START 329.91
HIERARCH ESO ISS PBLA34 END 330.078
HIERARCH ESO ISS AMBI TAU0 START 0.009321
HIERARCH ESO ISS AMBI TAU0 END 0.010289
HIERARCH ESO ISS AMBI TEMP 13.04
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.46