Exposure
ID
GRAVI.2025-05-24T08:44:27.063_1
Header ID
GRAVI.2025-05-24T08:44:27.063
Date updated
2025-05-24 08:55:54 UTC+0000
Release date
2025-05-24 08:44:27 UTC+0000
UTC Start
2025-05-24 08:44:27.063
UTC End
2025-05-24 08:46:51.063
MJD Start
60819.36420212
MJD End
60819.36586878666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.003055
Ambient temperature (°C)
11.99
Seeing (arcsec)
0.84
Observation
ID
67531
Category
calibrator
Program ID
115.282E.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 / KERVELLA / PIETRZYNSKI / GIEREN / MÉRAND / BRAS / BAILLEUL / LEFTLEY / AFANASIEV
Target
ID
50225
Name
HD182835
RA
291.629534
DEC
0.33856
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.9470 66.7710 271.4000 271.4000
K0-D0 95.8820 95.8240 252.8000 252.8000
K0-J3 50.3360 50.2010 334.9660 335.2930
G2-D0 38.8480 38.9220 219.4000 219.5000
G2-J3 63.3750 63.4800 46.0540 46.1400
D0-J3 102.0600 102.2400 43.5220 43.6230
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282E.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60819.36420212
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME nu. Aql
HIERARCH ESO INS SOBJ NAME HD182835
RA 291.629534
DEC 0.33856
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 66.947
HIERARCH ESO ISS PBL12 END 66.771
HIERARCH ESO ISS PBLA12 START 271.4
HIERARCH ESO ISS PBLA12 END 271.4
HIERARCH ESO ISS PBL13 START 95.882
HIERARCH ESO ISS PBL13 END 95.824
HIERARCH ESO ISS PBLA13 START 252.8
HIERARCH ESO ISS PBLA13 END 252.8
HIERARCH ESO ISS PBL14 START 50.336
HIERARCH ESO ISS PBL14 END 50.201
HIERARCH ESO ISS PBLA14 START 334.966
HIERARCH ESO ISS PBLA14 END 335.293
HIERARCH ESO ISS PBL23 START 38.848
HIERARCH ESO ISS PBL23 END 38.922
HIERARCH ESO ISS PBLA23 START 219.4
HIERARCH ESO ISS PBLA23 END 219.5
HIERARCH ESO ISS PBL24 START 63.375
HIERARCH ESO ISS PBL24 END 63.48
HIERARCH ESO ISS PBLA24 START 46.054
HIERARCH ESO ISS PBLA24 END 46.14
HIERARCH ESO ISS PBL34 START 102.06
HIERARCH ESO ISS PBL34 END 102.24
HIERARCH ESO ISS PBLA34 START 43.522
HIERARCH ESO ISS PBLA34 END 43.623
HIERARCH ESO ISS AMBI TAU0 START 0.003169
HIERARCH ESO ISS AMBI TAU0 END 0.002941
HIERARCH ESO ISS AMBI TEMP 11.99
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.84