Exposure
ID
GRAVI.2025-10-12T06:05:58.556_1
Header ID
GRAVI.2025-10-12T06:05:58.556
Date updated
2025-10-12 06:21:04 UTC+0000
Release date
2026-10-12 06:21:04 UTC+0000
UTC Start
2025-10-12 06:05:58.556
UTC End
2025-10-12 06:11:58.556
MJD Start
60960.25414995
MJD End
60960.258316616666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0092425
Ambient temperature (°C)
12.36
Seeing (arcsec)
0.5549999999999999
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 48.5360 48.4740 143.6000 143.8000
A0-J2 115.7090 117.2530 91.7000 91.7000
A0-J6 146.9650 147.5630 14.4260 15.3670
B5-J2 93.9210 95.4490 67.6000 68.1000
B5-J6 181.5690 181.6910 2.4680 3.2990
J2-J6 165.7420 165.3700 331.5190 331.8220
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 60960.25414995
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 48.536
HIERARCH ESO ISS PBL12 END 48.474
HIERARCH ESO ISS PBLA12 START 143.6
HIERARCH ESO ISS PBLA12 END 143.8
HIERARCH ESO ISS PBL13 START 115.709
HIERARCH ESO ISS PBL13 END 117.253
HIERARCH ESO ISS PBLA13 START 91.7
HIERARCH ESO ISS PBLA13 END 91.7
HIERARCH ESO ISS PBL14 START 146.965
HIERARCH ESO ISS PBL14 END 147.563
HIERARCH ESO ISS PBLA14 START 14.426
HIERARCH ESO ISS PBLA14 END 15.367
HIERARCH ESO ISS PBL23 START 93.921
HIERARCH ESO ISS PBL23 END 95.449
HIERARCH ESO ISS PBLA23 START 67.6
HIERARCH ESO ISS PBLA23 END 68.1
HIERARCH ESO ISS PBL24 START 181.569
HIERARCH ESO ISS PBL24 END 181.691
HIERARCH ESO ISS PBLA24 START 2.468
HIERARCH ESO ISS PBLA24 END 3.299
HIERARCH ESO ISS PBL34 START 165.742
HIERARCH ESO ISS PBL34 END 165.37
HIERARCH ESO ISS PBLA34 START 331.519
HIERARCH ESO ISS PBLA34 END 331.822
HIERARCH ESO ISS AMBI TAU0 START 0.009408
HIERARCH ESO ISS AMBI TAU0 END 0.009077
HIERARCH ESO ISS AMBI TEMP 12.36
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.61