Exposure
ID
GRAVI.2025-10-08T08:20:41.598_1
Header ID
GRAVI.2025-10-08T08:20:41.598
Date updated
2025-10-08 08:35:57 UTC+0000
Release date
2026-10-08 08:35:57 UTC+0000
UTC Start
2025-10-08 08:20:41.598
UTC End
2025-10-08 08:26:41.598
MJD Start
60956.34770368
MJD End
60956.35187034667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0029
Ambient temperature (°C)
9.03
Seeing (arcsec)
1.335
Observation
ID
70850
Category
science
Program ID
116.28SD.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
52567
Name
HD_31244
RA
72.858977
DEC
-51.72549
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.5020 88.7890 112.7000 113.9000
A0-J2 129.1630 129.2180 91.7000 92.9000
A0-K0 126.7680 126.4640 72.1910 73.3870
G1-J2 56.3620 56.1450 57.4000 58.5000
G1-K0 82.7820 82.4800 28.1660 29.0210
J2-K0 43.4390 43.5090 348.8380 349.5930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60956.34770368
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 31244
HIERARCH ESO INS SOBJ NAME HD_31244
RA 72.858977
DEC -51.72549
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 88.502
HIERARCH ESO ISS PBL12 END 88.789
HIERARCH ESO ISS PBLA12 START 112.7
HIERARCH ESO ISS PBLA12 END 113.9
HIERARCH ESO ISS PBL13 START 129.163
HIERARCH ESO ISS PBL13 END 129.218
HIERARCH ESO ISS PBLA13 START 91.7
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 126.768
HIERARCH ESO ISS PBL14 END 126.464
HIERARCH ESO ISS PBLA14 START 72.191
HIERARCH ESO ISS PBLA14 END 73.387
HIERARCH ESO ISS PBL23 START 56.362
HIERARCH ESO ISS PBL23 END 56.145
HIERARCH ESO ISS PBLA23 START 57.4
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 82.782
HIERARCH ESO ISS PBL24 END 82.48
HIERARCH ESO ISS PBLA24 START 28.166
HIERARCH ESO ISS PBLA24 END 29.021
HIERARCH ESO ISS PBL34 START 43.439
HIERARCH ESO ISS PBL34 END 43.509
HIERARCH ESO ISS PBLA34 START 348.838
HIERARCH ESO ISS PBLA34 END 349.593
HIERARCH ESO ISS AMBI TAU0 START 0.00289
HIERARCH ESO ISS AMBI TAU0 END 0.00291
HIERARCH ESO ISS AMBI TEMP 9.03
HIERARCH ESO ISS AMBI FWHM START 1.31
HIERARCH ESO ISS AMBI FWHM END 1.36