Exposure
ID
GRAVI.2025-11-24T07:25:19.628_1
Header ID
GRAVI.2025-11-24T07:25:19.628
Date updated
2025-11-24 07:35:48 UTC+0000
Release date
2025-11-24 07:25:19 UTC+0000
UTC Start
2025-11-24 07:25:19.628
UTC End
2025-11-24 07:27:59.628
MJD Start
61003.30925495
MJD End
61003.311106801855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0034200000000000003
Ambient temperature (°C)
13.9
Seeing (arcsec)
0.9650000000000001
Observation
ID
71851
Category
calibrator
Program ID
116.28NF.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 / LEFTLEY / KERVELLA / MÉRAND / PIETRZYNSKI / KAMINSKI / GIEREN / BAILLEUL / BRAS
Target
ID
53336
Name
HD_85656
RA
147.726584
DEC
-62.74507
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 32.7680 32.9550 117.4000 117.9000
A0-D0 31.9050 31.9130 36.5000 37.2000
A0-G1 73.9760 74.2680 72.1940 72.9200
B5-D0 41.9490 41.9960 346.1000 346.5000
B5-G1 55.9490 56.0190 47.6370 48.3570
D0-G1 51.5290 51.8200 93.3580 93.9920
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 61003.30925495
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 85656
HIERARCH ESO INS SOBJ NAME HD_85656
RA 147.726584
DEC -62.74507
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 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 32.768
HIERARCH ESO ISS PBL12 END 32.955
HIERARCH ESO ISS PBLA12 START 117.4
HIERARCH ESO ISS PBLA12 END 117.9
HIERARCH ESO ISS PBL13 START 31.905
HIERARCH ESO ISS PBL13 END 31.913
HIERARCH ESO ISS PBLA13 START 36.5
HIERARCH ESO ISS PBLA13 END 37.2
HIERARCH ESO ISS PBL14 START 73.976
HIERARCH ESO ISS PBL14 END 74.268
HIERARCH ESO ISS PBLA14 START 72.194
HIERARCH ESO ISS PBLA14 END 72.92
HIERARCH ESO ISS PBL23 START 41.949
HIERARCH ESO ISS PBL23 END 41.996
HIERARCH ESO ISS PBLA23 START 346.1
HIERARCH ESO ISS PBLA23 END 346.5
HIERARCH ESO ISS PBL24 START 55.949
HIERARCH ESO ISS PBL24 END 56.019
HIERARCH ESO ISS PBLA24 START 47.637
HIERARCH ESO ISS PBLA24 END 48.357
HIERARCH ESO ISS PBL34 START 51.529
HIERARCH ESO ISS PBL34 END 51.82
HIERARCH ESO ISS PBLA34 START 93.358
HIERARCH ESO ISS PBLA34 END 93.992
HIERARCH ESO ISS AMBI TAU0 START 0.003853
HIERARCH ESO ISS AMBI TAU0 END 0.002987
HIERARCH ESO ISS AMBI TEMP 13.9
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 1.04