Exposure
ID
GRAVI.2025-10-09T06:30:53.125_1
Header ID
GRAVI.2025-10-09T06:30:53.125
Date updated
2025-10-09 06:45:47 UTC+0000
Release date
2025-10-09 06:30:53 UTC+0000
UTC Start
2025-10-09 06:30:53.125
UTC End
2025-10-09 06:36:53.125
MJD Start
60957.27144821
MJD End
60957.275614876664
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.001864
Ambient temperature (°C)
11.45
Seeing (arcsec)
1.595
Observation
ID
70880
Category
calibrator
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
52592
Name
HD_35417
RA
80.397217
DEC
-53.31406
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 76.2420 77.0340 86.2000 87.5000
A0-J2 120.1160 120.8080 63.1000 64.6000
A0-K0 126.4490 126.6720 44.7810 46.1460
G1-J2 58.2190 58.2070 32.3000 33.5000
G1-K0 85.7010 85.6250 8.7260 9.6750
J2-K0 39.8250 40.0300 332.9990 333.6770
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60957.27144821
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 35417
HIERARCH ESO INS SOBJ NAME HD_35417
RA 80.397217
DEC -53.31406
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 76.242
HIERARCH ESO ISS PBL12 END 77.034
HIERARCH ESO ISS PBLA12 START 86.2
HIERARCH ESO ISS PBLA12 END 87.5
HIERARCH ESO ISS PBL13 START 120.116
HIERARCH ESO ISS PBL13 END 120.808
HIERARCH ESO ISS PBLA13 START 63.1
HIERARCH ESO ISS PBLA13 END 64.6
HIERARCH ESO ISS PBL14 START 126.449
HIERARCH ESO ISS PBL14 END 126.672
HIERARCH ESO ISS PBLA14 START 44.781
HIERARCH ESO ISS PBLA14 END 46.146
HIERARCH ESO ISS PBL23 START 58.219
HIERARCH ESO ISS PBL23 END 58.207
HIERARCH ESO ISS PBLA23 START 32.3
HIERARCH ESO ISS PBLA23 END 33.5
HIERARCH ESO ISS PBL24 START 85.701
HIERARCH ESO ISS PBL24 END 85.625
HIERARCH ESO ISS PBLA24 START 8.726
HIERARCH ESO ISS PBLA24 END 9.675
HIERARCH ESO ISS PBL34 START 39.825
HIERARCH ESO ISS PBL34 END 40.03
HIERARCH ESO ISS PBLA34 START 332.999
HIERARCH ESO ISS PBLA34 END 333.677
HIERARCH ESO ISS AMBI TAU0 START 0.001864
HIERARCH ESO ISS AMBI TAU0 END 0.001864
HIERARCH ESO ISS AMBI TEMP 11.45
HIERARCH ESO ISS AMBI FWHM START 1.97
HIERARCH ESO ISS AMBI FWHM END 1.22