Exposure
ID
GRAVI.2025-10-12T08:03:37.856_1
Header ID
GRAVI.2025-10-12T08:03:37.856
Date updated
2025-10-12 08:11:00 UTC+0000
Release date
2025-10-12 08:03:37 UTC+0000
UTC Start
2025-10-12 08:03:37.856
UTC End
2025-10-12 08:06:17.856
MJD Start
60960.33585481
MJD End
60960.337706661856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0083485
Ambient temperature (°C)
11.64
Seeing (arcsec)
1.0350000000000001
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 47.6370 47.5600 143.5000 143.6000
A0-J2 120.0020 120.6070 94.4000 94.3000
A0-J6 139.1310 139.5240 18.1560 18.5890
B5-J2 95.8670 96.5700 72.3000 72.4000
B5-J6 171.1600 171.2850 5.0350 5.4400
J2-J6 160.6110 160.3080 331.6390 331.7870
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 60960.33585481
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 47.637
HIERARCH ESO ISS PBL12 END 47.56
HIERARCH ESO ISS PBLA12 START 143.5
HIERARCH ESO ISS PBLA12 END 143.6
HIERARCH ESO ISS PBL13 START 120.002
HIERARCH ESO ISS PBL13 END 120.607
HIERARCH ESO ISS PBLA13 START 94.4
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 139.131
HIERARCH ESO ISS PBL14 END 139.524
HIERARCH ESO ISS PBLA14 START 18.156
HIERARCH ESO ISS PBLA14 END 18.589
HIERARCH ESO ISS PBL23 START 95.867
HIERARCH ESO ISS PBL23 END 96.57
HIERARCH ESO ISS PBLA23 START 72.3
HIERARCH ESO ISS PBLA23 END 72.4
HIERARCH ESO ISS PBL24 START 171.16
HIERARCH ESO ISS PBL24 END 171.285
HIERARCH ESO ISS PBLA24 START 5.035
HIERARCH ESO ISS PBLA24 END 5.44
HIERARCH ESO ISS PBL34 START 160.611
HIERARCH ESO ISS PBL34 END 160.308
HIERARCH ESO ISS PBLA34 START 331.639
HIERARCH ESO ISS PBLA34 END 331.787
HIERARCH ESO ISS AMBI TAU0 START 0.008993
HIERARCH ESO ISS AMBI TAU0 END 0.007704
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.98
HIERARCH ESO ISS AMBI FWHM END 1.09