Exposure
ID
GRAVI.2025-11-27T07:32:32.607_1
Header ID
GRAVI.2025-11-27T07:32:32.607
Date updated
2025-11-27 07:45:49 UTC+0000
Release date
2025-11-27 07:32:32 UTC+0000
UTC Start
2025-11-27 07:32:32.607
UTC End
2025-11-27 07:35:12.607
MJD Start
61006.31426629
MJD End
61006.316118141855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0055115
Ambient temperature (°C)
14.66
Seeing (arcsec)
0.645
Observation
ID
70914
Category
calibrator
Program ID
116.28NF.001
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
52622
Name
HD_43776
RA
94.568939
DEC
3.98448
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 41.3570 41.2130 154.1000 154.5000
A0-J2 124.4790 124.0220 91.6000 91.5000
A0-J6 161.3050 161.6720 32.9960 33.1440
B5-J2 111.6180 111.4980 72.4000 72.3000
B5-J6 186.0740 186.4520 22.0240 22.2590
J2-J6 143.4240 143.1390 345.2170 345.6020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61006.31426629
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 43776
HIERARCH ESO INS SOBJ NAME HD_43776
RA 94.568939
DEC 3.98448
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 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 41.357
HIERARCH ESO ISS PBL12 END 41.213
HIERARCH ESO ISS PBLA12 START 154.1
HIERARCH ESO ISS PBLA12 END 154.5
HIERARCH ESO ISS PBL13 START 124.479
HIERARCH ESO ISS PBL13 END 124.022
HIERARCH ESO ISS PBLA13 START 91.6
HIERARCH ESO ISS PBLA13 END 91.5
HIERARCH ESO ISS PBL14 START 161.305
HIERARCH ESO ISS PBL14 END 161.672
HIERARCH ESO ISS PBLA14 START 32.996
HIERARCH ESO ISS PBLA14 END 33.144
HIERARCH ESO ISS PBL23 START 111.618
HIERARCH ESO ISS PBL23 END 111.498
HIERARCH ESO ISS PBLA23 START 72.4
HIERARCH ESO ISS PBLA23 END 72.3
HIERARCH ESO ISS PBL24 START 186.074
HIERARCH ESO ISS PBL24 END 186.452
HIERARCH ESO ISS PBLA24 START 22.024
HIERARCH ESO ISS PBLA24 END 22.259
HIERARCH ESO ISS PBL34 START 143.424
HIERARCH ESO ISS PBL34 END 143.139
HIERARCH ESO ISS PBLA34 START 345.217
HIERARCH ESO ISS PBLA34 END 345.602
HIERARCH ESO ISS AMBI TAU0 START 0.005716
HIERARCH ESO ISS AMBI TAU0 END 0.005307
HIERARCH ESO ISS AMBI TEMP 14.66
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.65