Exposure
ID
GRAVI.2025-10-13T05:37:02.372_1
Header ID
GRAVI.2025-10-13T05:37:02.372
Date updated
2025-10-13 05:51:15 UTC+0000
Release date
2026-10-13 05:51:14 UTC+0000
UTC Start
2025-10-13 05:37:02.372
UTC End
2025-10-13 05:43:02.372
MJD Start
60961.23405523
MJD End
60961.23822189667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.010843
Ambient temperature (°C)
12.79
Seeing (arcsec)
0.395
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 48.6570 48.6460 143.2000 143.2000
A0-J2 108.7540 110.6300 91.5000 91.5000
A0-J6 144.9200 145.3820 10.5340 11.5370
B5-J2 87.3490 89.0770 65.6000 66.2000
B5-J6 181.4320 181.4130 359.1520 359.9880
J2-J6 166.9520 166.6880 330.5000 330.7290
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 60961.23405523
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 48.657
HIERARCH ESO ISS PBL12 END 48.646
HIERARCH ESO ISS PBLA12 START 143.2
HIERARCH ESO ISS PBLA12 END 143.2
HIERARCH ESO ISS PBL13 START 108.754
HIERARCH ESO ISS PBL13 END 110.63
HIERARCH ESO ISS PBLA13 START 91.5
HIERARCH ESO ISS PBLA13 END 91.5
HIERARCH ESO ISS PBL14 START 144.92
HIERARCH ESO ISS PBL14 END 145.382
HIERARCH ESO ISS PBLA14 START 10.534
HIERARCH ESO ISS PBLA14 END 11.537
HIERARCH ESO ISS PBL23 START 87.349
HIERARCH ESO ISS PBL23 END 89.077
HIERARCH ESO ISS PBLA23 START 65.6
HIERARCH ESO ISS PBLA23 END 66.2
HIERARCH ESO ISS PBL24 START 181.432
HIERARCH ESO ISS PBL24 END 181.413
HIERARCH ESO ISS PBLA24 START 359.152
HIERARCH ESO ISS PBLA24 END 359.988
HIERARCH ESO ISS PBL34 START 166.952
HIERARCH ESO ISS PBL34 END 166.688
HIERARCH ESO ISS PBLA34 START 330.5
HIERARCH ESO ISS PBLA34 END 330.729
HIERARCH ESO ISS AMBI TAU0 START 0.009932
HIERARCH ESO ISS AMBI TAU0 END 0.011754
HIERARCH ESO ISS AMBI TEMP 12.79
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.38