Exposure
ID
GRAVI.2025-12-14T07:29:19.209_1
Header ID
GRAVI.2025-12-14T07:29:19.209
Date updated
2025-12-14 07:41:40 UTC+0000
Release date
2026-12-14 07:41:40 UTC+0000
UTC Start
2025-12-14 07:29:19.209
UTC End
2025-12-14 07:34:39.209
MJD Start
61023.31202788
MJD End
61023.3157315837
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.001205
Ambient temperature (°C)
12.27
Seeing (arcsec)
2.7199999999999998
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 89.0940 88.8190 127.2000 128.1000
A0-J2 124.3570 123.6240 104.1000 104.9000
A0-K0 121.1390 120.2640 81.4330 82.1620
G1-J2 54.9600 54.5880 64.6000 65.2000
G1-K0 86.8610 86.5570 34.1730 34.6690
J2-K0 48.2640 48.2660 359.0000 359.6370
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 61023.31202788
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 89.094
HIERARCH ESO ISS PBL12 END 88.819
HIERARCH ESO ISS PBLA12 START 127.2
HIERARCH ESO ISS PBLA12 END 128.1
HIERARCH ESO ISS PBL13 START 124.357
HIERARCH ESO ISS PBL13 END 123.624
HIERARCH ESO ISS PBLA13 START 104.1
HIERARCH ESO ISS PBLA13 END 104.9
HIERARCH ESO ISS PBL14 START 121.139
HIERARCH ESO ISS PBL14 END 120.264
HIERARCH ESO ISS PBLA14 START 81.433
HIERARCH ESO ISS PBLA14 END 82.162
HIERARCH ESO ISS PBL23 START 54.96
HIERARCH ESO ISS PBL23 END 54.588
HIERARCH ESO ISS PBLA23 START 64.6
HIERARCH ESO ISS PBLA23 END 65.2
HIERARCH ESO ISS PBL24 START 86.861
HIERARCH ESO ISS PBL24 END 86.557
HIERARCH ESO ISS PBLA24 START 34.173
HIERARCH ESO ISS PBLA24 END 34.669
HIERARCH ESO ISS PBL34 START 48.264
HIERARCH ESO ISS PBL34 END 48.266
HIERARCH ESO ISS PBLA34 START 359.0
HIERARCH ESO ISS PBLA34 END 359.637
HIERARCH ESO ISS AMBI TAU0 START 0.001205
HIERARCH ESO ISS AMBI TAU0 END 0.001205
HIERARCH ESO ISS AMBI TEMP 12.27
HIERARCH ESO ISS AMBI FWHM START 2.67
HIERARCH ESO ISS AMBI FWHM END 2.77