Exposure
ID
GRAVI.2025-11-27T07:39:11.624_1
Header ID
GRAVI.2025-11-27T07:39:11.624
Date updated
2025-11-27 07:51:04 UTC+0000
Release date
2025-11-27 07:39:11 UTC+0000
UTC Start
2025-11-27 07:39:11.624
UTC End
2025-11-27 07:41:51.624
MJD Start
61006.31888454
MJD End
61006.320736391855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005273
Ambient temperature (°C)
14.53
Seeing (arcsec)
0.6799999999999999
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 41.0340 40.8920 154.9000 155.3000
A0-J2 123.4190 122.9160 91.5000 91.4000
A0-J6 162.1210 162.4720 33.3230 33.4600
B5-J2 111.3240 111.1660 72.2000 72.1000
B5-J6 186.9250 187.3010 22.5470 22.7710
J2-J6 142.7910 142.5210 346.0910 346.4850
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 61006.31888454
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 41.034
HIERARCH ESO ISS PBL12 END 40.892
HIERARCH ESO ISS PBLA12 START 154.9
HIERARCH ESO ISS PBLA12 END 155.3
HIERARCH ESO ISS PBL13 START 123.419
HIERARCH ESO ISS PBL13 END 122.916
HIERARCH ESO ISS PBLA13 START 91.5
HIERARCH ESO ISS PBLA13 END 91.4
HIERARCH ESO ISS PBL14 START 162.121
HIERARCH ESO ISS PBL14 END 162.472
HIERARCH ESO ISS PBLA14 START 33.323
HIERARCH ESO ISS PBLA14 END 33.46
HIERARCH ESO ISS PBL23 START 111.324
HIERARCH ESO ISS PBL23 END 111.166
HIERARCH ESO ISS PBLA23 START 72.2
HIERARCH ESO ISS PBLA23 END 72.1
HIERARCH ESO ISS PBL24 START 186.925
HIERARCH ESO ISS PBL24 END 187.301
HIERARCH ESO ISS PBLA24 START 22.547
HIERARCH ESO ISS PBLA24 END 22.771
HIERARCH ESO ISS PBL34 START 142.791
HIERARCH ESO ISS PBL34 END 142.521
HIERARCH ESO ISS PBLA34 START 346.091
HIERARCH ESO ISS PBLA34 END 346.485
HIERARCH ESO ISS AMBI TAU0 START 0.004909
HIERARCH ESO ISS AMBI TAU0 END 0.005637
HIERARCH ESO ISS AMBI TEMP 14.53
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.62