Exposure
ID
GRAVI.2025-10-12T04:59:13.386_1
Header ID
GRAVI.2025-10-12T04:59:13.386
Date updated
2025-10-12 05:46:29 UTC+0000
Release date
2026-10-12 05:46:28 UTC+0000
UTC Start
2025-10-12 04:59:13.386
UTC End
2025-10-12 05:05:13.386
MJD Start
60960.20779382
MJD End
60960.21196048667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0086295
Ambient temperature (°C)
13.46
Seeing (arcsec)
0.785
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 48.3930 48.4700 143.1000 143.1000
A0-J2 94.2760 96.6660 91.2000 91.3000
A0-J6 142.8970 143.0770 3.5820 4.6520
B5-J2 74.8150 76.7960 60.6000 61.5000
B5-J6 182.4380 182.1920 353.6710 354.4830
J2-J6 167.9410 167.8820 329.4700 329.5730
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 60960.20779382
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 48.393
HIERARCH ESO ISS PBL12 END 48.47
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 94.276
HIERARCH ESO ISS PBL13 END 96.666
HIERARCH ESO ISS PBLA13 START 91.2
HIERARCH ESO ISS PBLA13 END 91.3
HIERARCH ESO ISS PBL14 START 142.897
HIERARCH ESO ISS PBL14 END 143.077
HIERARCH ESO ISS PBLA14 START 3.582
HIERARCH ESO ISS PBLA14 END 4.652
HIERARCH ESO ISS PBL23 START 74.815
HIERARCH ESO ISS PBL23 END 76.796
HIERARCH ESO ISS PBLA23 START 60.6
HIERARCH ESO ISS PBLA23 END 61.5
HIERARCH ESO ISS PBL24 START 182.438
HIERARCH ESO ISS PBL24 END 182.192
HIERARCH ESO ISS PBLA24 START 353.671
HIERARCH ESO ISS PBLA24 END 354.483
HIERARCH ESO ISS PBL34 START 167.941
HIERARCH ESO ISS PBL34 END 167.882
HIERARCH ESO ISS PBLA34 START 329.47
HIERARCH ESO ISS PBLA34 END 329.573
HIERARCH ESO ISS AMBI TAU0 START 0.010581
HIERARCH ESO ISS AMBI TAU0 END 0.006678
HIERARCH ESO ISS AMBI TEMP 13.46
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.76