Exposure
ID
GRAVI.2025-06-22T06:22:58.408_1
Header ID
GRAVI.2025-06-22T06:22:58.408
Date updated
2025-06-22 06:30:53 UTC+0000
Release date
2025-06-22 06:22:58 UTC+0000
UTC Start
2025-06-22 06:22:58.408
UTC End
2025-06-22 06:25:22.408
MJD Start
60848.2659538
MJD End
60848.267620466664
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.0034235000000000003
Ambient temperature (°C)
11.52
Seeing (arcsec)
0.405
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 68.1140 68.0390 271.4000 271.4000
K0-D0 95.7420 95.8150 252.8000 252.8000
K0-J3 51.6460 51.5130 332.0530 332.3340
G2-D0 38.0280 38.1200 217.9000 218.1000
G2-J3 62.1110 62.2610 44.9630 45.1000
D0-J3 99.9600 100.2040 42.2830 42.4360
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 60848.2659538
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 68.114
HIERARCH ESO ISS PBL12 END 68.039
HIERARCH ESO ISS PBLA12 START 271.4
HIERARCH ESO ISS PBLA12 END 271.4
HIERARCH ESO ISS PBL13 START 95.742
HIERARCH ESO ISS PBL13 END 95.815
HIERARCH ESO ISS PBLA13 START 252.8
HIERARCH ESO ISS PBLA13 END 252.8
HIERARCH ESO ISS PBL14 START 51.646
HIERARCH ESO ISS PBL14 END 51.513
HIERARCH ESO ISS PBLA14 START 332.053
HIERARCH ESO ISS PBLA14 END 332.334
HIERARCH ESO ISS PBL23 START 38.028
HIERARCH ESO ISS PBL23 END 38.12
HIERARCH ESO ISS PBLA23 START 217.9
HIERARCH ESO ISS PBLA23 END 218.1
HIERARCH ESO ISS PBL24 START 62.111
HIERARCH ESO ISS PBL24 END 62.261
HIERARCH ESO ISS PBLA24 START 44.963
HIERARCH ESO ISS PBLA24 END 45.1
HIERARCH ESO ISS PBL34 START 99.96
HIERARCH ESO ISS PBL34 END 100.204
HIERARCH ESO ISS PBLA34 START 42.283
HIERARCH ESO ISS PBLA34 END 42.436
HIERARCH ESO ISS AMBI TAU0 START 0.003428
HIERARCH ESO ISS AMBI TAU0 END 0.003419
HIERARCH ESO ISS AMBI TEMP 11.52
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.42