Exposure
ID
GRAVI.2025-10-12T05:52:46.523_1
Header ID
GRAVI.2025-10-12T05:52:46.523
Date updated
2025-10-12 06:06:00 UTC+0000
Release date
2026-10-12 06:06:00 UTC+0000
UTC Start
2025-10-12 05:52:46.523
UTC End
2025-10-12 05:58:46.523
MJD Start
60960.2449829
MJD End
60960.24914956667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.010298499999999999
Ambient temperature (°C)
12.5
Seeing (arcsec)
0.555
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 48.6250 48.5900 143.3000 143.5000
A0-J2 112.2040 113.9260 91.6000 91.6000
A0-J6 145.8180 146.3480 12.4010 13.3770
B5-J2 90.5520 92.1910 66.6000 67.1000
B5-J6 181.4270 181.4760 0.7180 1.5540
J2-J6 166.4340 166.1170 330.9420 331.2090
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 60960.2449829
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 48.625
HIERARCH ESO ISS PBL12 END 48.59
HIERARCH ESO ISS PBLA12 START 143.3
HIERARCH ESO ISS PBLA12 END 143.5
HIERARCH ESO ISS PBL13 START 112.204
HIERARCH ESO ISS PBL13 END 113.926
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 145.818
HIERARCH ESO ISS PBL14 END 146.348
HIERARCH ESO ISS PBLA14 START 12.401
HIERARCH ESO ISS PBLA14 END 13.377
HIERARCH ESO ISS PBL23 START 90.552
HIERARCH ESO ISS PBL23 END 92.191
HIERARCH ESO ISS PBLA23 START 66.6
HIERARCH ESO ISS PBLA23 END 67.1
HIERARCH ESO ISS PBL24 START 181.427
HIERARCH ESO ISS PBL24 END 181.476
HIERARCH ESO ISS PBLA24 START 0.718
HIERARCH ESO ISS PBLA24 END 1.554
HIERARCH ESO ISS PBL34 START 166.434
HIERARCH ESO ISS PBL34 END 166.117
HIERARCH ESO ISS PBLA34 START 330.942
HIERARCH ESO ISS PBLA34 END 331.209
HIERARCH ESO ISS AMBI TAU0 START 0.010355
HIERARCH ESO ISS AMBI TAU0 END 0.010242
HIERARCH ESO ISS AMBI TEMP 12.5
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.56