Exposure
ID
GRAVI.2025-10-19T05:46:01.102_1
Header ID
GRAVI.2025-10-19T05:46:01.102
Date updated
2025-10-19 06:01:10 UTC+0000
Release date
2025-10-19 05:46:01 UTC+0000
UTC Start
2025-10-19 05:46:01.102
UTC End
2025-10-19 05:48:25.102
MJD Start
60967.24029053
MJD End
60967.24195719666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.010317
Ambient temperature (°C)
15.65
Seeing (arcsec)
0.51
Observation
ID
70961
Category
calibrator
Program ID
116.28NF.002
Program Title
CIRCUMSTELLAR ENVELOPES OF NEARBY CEPHEIDS WITH GRAVITY TO REFINE THE PERIOD-LUMINOSITY RELATION IN THE JWST ERA
Program Type
Normal
PI / COI
HOCDÉ / NARDETTO / GALLENNE / LEFTLEY / KERVELLA / MÉRAND / PIETRZYNSKI / KAMINSKI / GIEREN / BAILLEUL / BRAS
Target
ID
52661
Name
HD_36689
RA
82.317425
DEC
-62.31438
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 34.2130 34.3830 121.3000 121.7000
A0-D0 31.9450 31.9520 41.3000 41.9000
A0-G1 75.8700 76.1470 77.5560 78.2290
B5-D0 42.5680 42.6040 348.9000 349.3000
B5-G1 56.3410 56.4090 52.7440 53.4240
D0-G1 53.5750 53.8440 98.2320 98.8170
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60967.24029053
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 36689
HIERARCH ESO INS SOBJ NAME HD_36689
RA 82.317425
DEC -62.31438
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 34.213
HIERARCH ESO ISS PBL12 END 34.383
HIERARCH ESO ISS PBLA12 START 121.3
HIERARCH ESO ISS PBLA12 END 121.7
HIERARCH ESO ISS PBL13 START 31.945
HIERARCH ESO ISS PBL13 END 31.952
HIERARCH ESO ISS PBLA13 START 41.3
HIERARCH ESO ISS PBLA13 END 41.9
HIERARCH ESO ISS PBL14 START 75.87
HIERARCH ESO ISS PBL14 END 76.147
HIERARCH ESO ISS PBLA14 START 77.556
HIERARCH ESO ISS PBLA14 END 78.229
HIERARCH ESO ISS PBL23 START 42.568
HIERARCH ESO ISS PBL23 END 42.604
HIERARCH ESO ISS PBLA23 START 348.9
HIERARCH ESO ISS PBLA23 END 349.3
HIERARCH ESO ISS PBL24 START 56.341
HIERARCH ESO ISS PBL24 END 56.409
HIERARCH ESO ISS PBLA24 START 52.744
HIERARCH ESO ISS PBLA24 END 53.424
HIERARCH ESO ISS PBL34 START 53.575
HIERARCH ESO ISS PBL34 END 53.844
HIERARCH ESO ISS PBLA34 START 98.232
HIERARCH ESO ISS PBLA34 END 98.817
HIERARCH ESO ISS AMBI TAU0 START 0.012025
HIERARCH ESO ISS AMBI TAU0 END 0.008609
HIERARCH ESO ISS AMBI TEMP 15.65
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.63