Exposure
ID
GRAVI.2025-07-17T08:48:40.939_1
Header ID
GRAVI.2025-07-17T08:48:40.939
Date updated
2025-07-17 09:01:04 UTC+0000
Release date
2026-07-17 09:01:03 UTC+0000
UTC Start
2025-07-17 08:48:40.939
UTC End
2025-07-17 08:52:40.939
MJD Start
60873.3671405
MJD End
60873.36991827778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0046935
Ambient temperature (°C)
13.61
Seeing (arcsec)
0.74
Observation
ID
68841
Category
science
Program ID
115.282L.002
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER / BECK
Target
ID
51211
Name
CPD-79_76
RA
41.154674
DEC
-79.26171
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.2160 79.3510 62.4000 63.5000
A0-J2 127.3270 127.3850 48.3000 49.4000
A0-K0 126.5590 126.5190 36.6150 37.6310
G1-J2 54.0550 54.0200 27.4000 28.4000
G1-K0 65.1370 65.1170 4.6390 5.4870
J2-K0 25.9390 26.0470 310.7980 311.6300
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282L.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60873.3671405
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CPD-79 76
HIERARCH ESO INS SOBJ NAME CPD-79_76
RA 41.154674
DEC -79.26171
HIERARCH ESO INS SPEC RES MEDIUM
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 79.216
HIERARCH ESO ISS PBL12 END 79.351
HIERARCH ESO ISS PBLA12 START 62.4
HIERARCH ESO ISS PBLA12 END 63.5
HIERARCH ESO ISS PBL13 START 127.327
HIERARCH ESO ISS PBL13 END 127.385
HIERARCH ESO ISS PBLA13 START 48.3
HIERARCH ESO ISS PBLA13 END 49.4
HIERARCH ESO ISS PBL14 START 126.559
HIERARCH ESO ISS PBL14 END 126.519
HIERARCH ESO ISS PBLA14 START 36.615
HIERARCH ESO ISS PBLA14 END 37.631
HIERARCH ESO ISS PBL23 START 54.055
HIERARCH ESO ISS PBL23 END 54.02
HIERARCH ESO ISS PBLA23 START 27.4
HIERARCH ESO ISS PBLA23 END 28.4
HIERARCH ESO ISS PBL24 START 65.137
HIERARCH ESO ISS PBL24 END 65.117
HIERARCH ESO ISS PBLA24 START 4.639
HIERARCH ESO ISS PBLA24 END 5.487
HIERARCH ESO ISS PBL34 START 25.939
HIERARCH ESO ISS PBL34 END 26.047
HIERARCH ESO ISS PBLA34 START 310.798
HIERARCH ESO ISS PBLA34 END 311.63
HIERARCH ESO ISS AMBI TAU0 START 0.005026
HIERARCH ESO ISS AMBI TAU0 END 0.004361
HIERARCH ESO ISS AMBI TEMP 13.61
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74