Exposure
ID
GRAVI.2025-12-14T07:00:16.135_1
Header ID
GRAVI.2025-12-14T07:00:16.135
Date updated
2025-12-14 07:11:03 UTC+0000
Release date
2026-12-14 07:11:03 UTC+0000
UTC Start
2025-12-14 07:00:16.135
UTC End
2025-12-14 07:05:36.135
MJD Start
61023.29185341
MJD End
61023.295557113706
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0011505
Ambient temperature (°C)
12.84
Seeing (arcsec)
1.635
Observation
ID
72280
Category
science
Program ID
116.28SD.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
53685
Name
HD_52703
RA
105.204714
DEC
-33.46507
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 90.1400 89.9840 122.7000 123.5000
A0-J2 127.3270 126.8470 99.8000 100.6000
A0-K0 124.7730 124.1680 77.7280 78.4570
G1-J2 56.5270 56.2620 61.4000 62.0000
G1-K0 88.1720 87.9450 31.4870 32.0360
J2-K0 48.2340 48.2430 355.7660 356.3980
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61023.29185341
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 52703
HIERARCH ESO INS SOBJ NAME HD_52703
RA 105.204714
DEC -33.46507
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 342.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 90.14
HIERARCH ESO ISS PBL12 END 89.984
HIERARCH ESO ISS PBLA12 START 122.7
HIERARCH ESO ISS PBLA12 END 123.5
HIERARCH ESO ISS PBL13 START 127.327
HIERARCH ESO ISS PBL13 END 126.847
HIERARCH ESO ISS PBLA13 START 99.8
HIERARCH ESO ISS PBLA13 END 100.6
HIERARCH ESO ISS PBL14 START 124.773
HIERARCH ESO ISS PBL14 END 124.168
HIERARCH ESO ISS PBLA14 START 77.728
HIERARCH ESO ISS PBLA14 END 78.457
HIERARCH ESO ISS PBL23 START 56.527
HIERARCH ESO ISS PBL23 END 56.262
HIERARCH ESO ISS PBLA23 START 61.4
HIERARCH ESO ISS PBLA23 END 62.0
HIERARCH ESO ISS PBL24 START 88.172
HIERARCH ESO ISS PBL24 END 87.945
HIERARCH ESO ISS PBLA24 START 31.487
HIERARCH ESO ISS PBLA24 END 32.036
HIERARCH ESO ISS PBL34 START 48.234
HIERARCH ESO ISS PBL34 END 48.243
HIERARCH ESO ISS PBLA34 START 355.766
HIERARCH ESO ISS PBLA34 END 356.398
HIERARCH ESO ISS AMBI TAU0 START 0.001096
HIERARCH ESO ISS AMBI TAU0 END 0.001205
HIERARCH ESO ISS AMBI TEMP 12.84
HIERARCH ESO ISS AMBI FWHM START 1.36
HIERARCH ESO ISS AMBI FWHM END 1.91