Exposure
ID
GRAVI.2025-08-29T08:49:35.711_1
Header ID
GRAVI.2025-08-29T08:49:35.711
Date updated
2025-08-29 09:05:30 UTC+0000
Release date
2025-08-29 08:49:35 UTC+0000
UTC Start
2025-08-29 08:49:35.711
UTC End
2025-08-29 08:56:15.711
MJD Start
60916.36777443
MJD End
60916.37240405963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0032515
Ambient temperature (°C)
9.77
Seeing (arcsec)
0.875
Observation
ID
70156
Category
calibrator
Program ID
115.282L.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
52055
Name
HD_28524
RA
66.129382
DEC
-68.99365
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 80.5390 80.9840 85.2000 86.8000
A0-J2 126.7740 127.0210 67.2000 68.9000
A0-K0 127.5560 127.4610 52.2170 53.8050
G1-J2 55.9340 55.8150 40.9000 42.4000
G1-K0 74.2480 74.0850 16.0820 17.2840
J2-K0 33.2320 33.4160 331.0690 332.1050
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60916.36777443
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 28524
HIERARCH ESO INS SOBJ NAME HD_28524
RA 66.129382
DEC -68.99365
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 80.539
HIERARCH ESO ISS PBL12 END 80.984
HIERARCH ESO ISS PBLA12 START 85.2
HIERARCH ESO ISS PBLA12 END 86.8
HIERARCH ESO ISS PBL13 START 126.774
HIERARCH ESO ISS PBL13 END 127.021
HIERARCH ESO ISS PBLA13 START 67.2
HIERARCH ESO ISS PBLA13 END 68.9
HIERARCH ESO ISS PBL14 START 127.556
HIERARCH ESO ISS PBL14 END 127.461
HIERARCH ESO ISS PBLA14 START 52.217
HIERARCH ESO ISS PBLA14 END 53.805
HIERARCH ESO ISS PBL23 START 55.934
HIERARCH ESO ISS PBL23 END 55.815
HIERARCH ESO ISS PBLA23 START 40.9
HIERARCH ESO ISS PBLA23 END 42.4
HIERARCH ESO ISS PBL24 START 74.248
HIERARCH ESO ISS PBL24 END 74.085
HIERARCH ESO ISS PBLA24 START 16.082
HIERARCH ESO ISS PBLA24 END 17.284
HIERARCH ESO ISS PBL34 START 33.232
HIERARCH ESO ISS PBL34 END 33.416
HIERARCH ESO ISS PBLA34 START 331.069
HIERARCH ESO ISS PBLA34 END 332.105
HIERARCH ESO ISS AMBI TAU0 START 0.003237
HIERARCH ESO ISS AMBI TAU0 END 0.003266
HIERARCH ESO ISS AMBI TEMP 9.77
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.86