Exposure
ID
GRAVI.2025-11-24T02:39:42.799_1
Header ID
GRAVI.2025-11-24T02:39:42.799
Date updated
2025-11-24 02:50:54 UTC+0000
Release date
2025-11-24 02:39:42 UTC+0000
UTC Start
2025-11-24 02:39:42.799
UTC End
2025-11-24 02:42:06.799
MJD Start
61003.11091203
MJD End
61003.112578696666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.0036195000000000003
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.6950000000000001
Observation
ID
71843
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
53334
Name
HD_36689
RA
82.317424
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 31.3150 31.5080 114.0000 114.4000
A0-D0 31.7960 31.8070 30.9000 31.6000
A0-G1 71.3250 71.6150 66.4640 67.1850
B5-D0 41.8330 41.8880 343.0000 343.3000
B5-G1 55.2320 55.3020 41.7490 42.4510
D0-G1 49.0560 49.3520 88.5880 89.2160
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 61003.11091203
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 36689
HIERARCH ESO INS SOBJ NAME HD_36689
RA 82.317424
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 31.315
HIERARCH ESO ISS PBL12 END 31.508
HIERARCH ESO ISS PBLA12 START 114.0
HIERARCH ESO ISS PBLA12 END 114.4
HIERARCH ESO ISS PBL13 START 31.796
HIERARCH ESO ISS PBL13 END 31.807
HIERARCH ESO ISS PBLA13 START 30.9
HIERARCH ESO ISS PBLA13 END 31.6
HIERARCH ESO ISS PBL14 START 71.325
HIERARCH ESO ISS PBL14 END 71.615
HIERARCH ESO ISS PBLA14 START 66.464
HIERARCH ESO ISS PBLA14 END 67.185
HIERARCH ESO ISS PBL23 START 41.833
HIERARCH ESO ISS PBL23 END 41.888
HIERARCH ESO ISS PBLA23 START 343.0
HIERARCH ESO ISS PBLA23 END 343.3
HIERARCH ESO ISS PBL24 START 55.232
HIERARCH ESO ISS PBL24 END 55.302
HIERARCH ESO ISS PBLA24 START 41.749
HIERARCH ESO ISS PBLA24 END 42.451
HIERARCH ESO ISS PBL34 START 49.056
HIERARCH ESO ISS PBL34 END 49.352
HIERARCH ESO ISS PBLA34 START 88.588
HIERARCH ESO ISS PBLA34 END 89.216
HIERARCH ESO ISS AMBI TAU0 START 0.003383
HIERARCH ESO ISS AMBI TAU0 END 0.003856
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.65