Exposure
ID
GRAVI.2025-08-24T00:38:28.382_1
Header ID
GRAVI.2025-08-24T00:38:28.382
Date updated
2025-08-24 00:50:47 UTC+0000
Release date
2025-08-24 00:38:28 UTC+0000
UTC Start
2025-08-24 00:38:28.382
UTC End
2025-08-24 00:42:28.382
MJD Start
60911.02671739
MJD End
60911.02949516778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0029395
Ambient temperature (°C)
5.97
Seeing (arcsec)
0.79
Observation
ID
70091
Category
calibrator
Program ID
115.282E.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 / KERVELLA / PIETRZYNSKI / GIEREN / MÉRAND / BRAS / BAILLEUL / LEFTLEY / AFANASIEV
Target
ID
52004
Name
HD165062
RA
271.423912
DEC
-36.23843
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 47.8850 47.9460 151.0000 151.5000
A0-J2 129.2280 129.2350 92.7000 93.3000
A0-J6 166.9120 166.7030 26.4510 26.9370
B5-J2 111.7570 111.6440 71.3000 71.9000
B5-J6 198.0390 197.8840 14.9650 15.4280
J2-J6 164.8880 165.0440 340.6130 341.0870
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282E.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60911.02671739
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 165062
HIERARCH ESO INS SOBJ NAME HD165062
RA 271.423912
DEC -36.23843
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 47.885
HIERARCH ESO ISS PBL12 END 47.946
HIERARCH ESO ISS PBLA12 START 151.0
HIERARCH ESO ISS PBLA12 END 151.5
HIERARCH ESO ISS PBL13 START 129.228
HIERARCH ESO ISS PBL13 END 129.235
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 93.3
HIERARCH ESO ISS PBL14 START 166.912
HIERARCH ESO ISS PBL14 END 166.703
HIERARCH ESO ISS PBLA14 START 26.451
HIERARCH ESO ISS PBLA14 END 26.937
HIERARCH ESO ISS PBL23 START 111.757
HIERARCH ESO ISS PBL23 END 111.644
HIERARCH ESO ISS PBLA23 START 71.3
HIERARCH ESO ISS PBLA23 END 71.9
HIERARCH ESO ISS PBL24 START 198.039
HIERARCH ESO ISS PBL24 END 197.884
HIERARCH ESO ISS PBLA24 START 14.965
HIERARCH ESO ISS PBLA24 END 15.428
HIERARCH ESO ISS PBL34 START 164.888
HIERARCH ESO ISS PBL34 END 165.044
HIERARCH ESO ISS PBLA34 START 340.613
HIERARCH ESO ISS PBLA34 END 341.087
HIERARCH ESO ISS AMBI TAU0 START 0.003126
HIERARCH ESO ISS AMBI TAU0 END 0.002753
HIERARCH ESO ISS AMBI TEMP 5.97
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.8