Exposure
ID
GRAVI.2025-05-30T09:48:25.969_1
Header ID
GRAVI.2025-05-30T09:48:25.969
Date updated
2025-05-30 09:58:53 UTC+0000
Release date
2025-05-30 09:48:25 UTC+0000
UTC Start
2025-05-30 09:48:25.969
UTC End
2025-05-30 09:50:49.969
MJD Start
60825.4086339
MJD End
60825.41030056666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.004192
Ambient temperature (°C)
14.75
Seeing (arcsec)
0.45999999999999996
Observation
ID
67651
Category
calibrator
Program ID
113.26QJ.001
Program Title
IMPACT OF CIRCUMSTELLAR ENVELOPE OF CEPHEIDS ON THE PERIOD-LUMINOSITY RELATION IN THE ERA OF JWST
Program Type
Normal
PI / COI
HOCDÉ / NARDETTO / LEWIS / GALLENNE / KERVELLA / MÉRAND / SMOLEC / PIETRZYNSKI / GIEREN / PILECKI / BRAS
Target
ID
50309
Name
HD182835
RA
291.628423
DEC
0.33856
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 39.9200 39.8370 165.8000 166.3000
A0-J2 107.0590 106.1610 92.8000 92.9000
A0-J6 169.1300 169.2230 35.0140 35.0540
B5-J2 102.7380 102.2120 71.0000 70.9000
B5-J6 197.5470 197.7720 26.2150 26.3420
J2-J6 144.1640 144.0950 356.0630 356.4790
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26QJ.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60825.4086339
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME nu. Aql
HIERARCH ESO INS SOBJ NAME HD182835
RA 291.628423
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 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 39.92
HIERARCH ESO ISS PBL12 END 39.837
HIERARCH ESO ISS PBLA12 START 165.8
HIERARCH ESO ISS PBLA12 END 166.3
HIERARCH ESO ISS PBL13 START 107.059
HIERARCH ESO ISS PBL13 END 106.161
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 169.13
HIERARCH ESO ISS PBL14 END 169.223
HIERARCH ESO ISS PBLA14 START 35.014
HIERARCH ESO ISS PBLA14 END 35.054
HIERARCH ESO ISS PBL23 START 102.738
HIERARCH ESO ISS PBL23 END 102.212
HIERARCH ESO ISS PBLA23 START 71.0
HIERARCH ESO ISS PBLA23 END 70.9
HIERARCH ESO ISS PBL24 START 197.547
HIERARCH ESO ISS PBL24 END 197.772
HIERARCH ESO ISS PBLA24 START 26.215
HIERARCH ESO ISS PBLA24 END 26.342
HIERARCH ESO ISS PBL34 START 144.164
HIERARCH ESO ISS PBL34 END 144.095
HIERARCH ESO ISS PBLA34 START 356.063
HIERARCH ESO ISS PBLA34 END 356.479
HIERARCH ESO ISS AMBI TAU0 START 0.003683
HIERARCH ESO ISS AMBI TAU0 END 0.004701
HIERARCH ESO ISS AMBI TEMP 14.75
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.43