Exposure
ID
GRAVI.2025-08-26T00:57:00.433_1
Header ID
GRAVI.2025-08-26T00:57:00.433
Date updated
2025-08-26 01:11:00 UTC+0000
Release date
2025-08-26 00:57:00 UTC+0000
UTC Start
2025-08-26 00:57:00.433
UTC End
2025-08-26 01:01:00.433
MJD Start
60913.03958834
MJD End
60913.04236611778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003837
Ambient temperature (°C)
12.46
Seeing (arcsec)
0.835
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 48.2110 48.2530 154.2000 154.7000
A0-J2 128.8050 128.6340 96.6000 97.3000
A0-J6 165.4200 165.1340 29.3990 29.8550
B5-J2 110.6740 110.4140 75.1000 75.7000
B5-J6 196.9400 196.7320 17.7990 18.2430
J2-J6 165.7360 165.8490 343.6200 344.1150
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 60913.03958834
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 48.211
HIERARCH ESO ISS PBL12 END 48.253
HIERARCH ESO ISS PBLA12 START 154.2
HIERARCH ESO ISS PBLA12 END 154.7
HIERARCH ESO ISS PBL13 START 128.805
HIERARCH ESO ISS PBL13 END 128.634
HIERARCH ESO ISS PBLA13 START 96.6
HIERARCH ESO ISS PBLA13 END 97.3
HIERARCH ESO ISS PBL14 START 165.42
HIERARCH ESO ISS PBL14 END 165.134
HIERARCH ESO ISS PBLA14 START 29.399
HIERARCH ESO ISS PBLA14 END 29.855
HIERARCH ESO ISS PBL23 START 110.674
HIERARCH ESO ISS PBL23 END 110.414
HIERARCH ESO ISS PBLA23 START 75.1
HIERARCH ESO ISS PBLA23 END 75.7
HIERARCH ESO ISS PBL24 START 196.94
HIERARCH ESO ISS PBL24 END 196.732
HIERARCH ESO ISS PBLA24 START 17.799
HIERARCH ESO ISS PBLA24 END 18.243
HIERARCH ESO ISS PBL34 START 165.736
HIERARCH ESO ISS PBL34 END 165.849
HIERARCH ESO ISS PBLA34 START 343.62
HIERARCH ESO ISS PBLA34 END 344.115
HIERARCH ESO ISS AMBI TAU0 START 0.003824
HIERARCH ESO ISS AMBI TAU0 END 0.00385
HIERARCH ESO ISS AMBI TEMP 12.46
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.87