Exposure
ID
GRAVI.2025-05-22T09:10:10.696_1
Header ID
GRAVI.2025-05-22T09:10:10.696
Date updated
2025-05-22 09:21:11 UTC+0000
Release date
2025-05-22 09:10:10 UTC+0000
UTC Start
2025-05-22 09:10:10.696
UTC End
2025-05-22 09:12:34.696
MJD Start
60817.38206824
MJD End
60817.38373490666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.004429
Ambient temperature (°C)
13.96
Seeing (arcsec)
0.485
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 65.6670 65.4290 271.4000 271.4000
K0-D0 95.2950 95.1540 252.6000 252.6000
K0-J3 49.4910 49.3610 337.1190 337.4790
G2-D0 39.2730 39.3320 220.1000 220.2000
G2-J3 63.9540 64.0270 46.5220 46.5830
D0-J3 103.0750 103.2080 44.0840 44.1580
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 60817.38206824
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 65.667
HIERARCH ESO ISS PBL12 END 65.429
HIERARCH ESO ISS PBLA12 START 271.4
HIERARCH ESO ISS PBLA12 END 271.4
HIERARCH ESO ISS PBL13 START 95.295
HIERARCH ESO ISS PBL13 END 95.154
HIERARCH ESO ISS PBLA13 START 252.6
HIERARCH ESO ISS PBLA13 END 252.6
HIERARCH ESO ISS PBL14 START 49.491
HIERARCH ESO ISS PBL14 END 49.361
HIERARCH ESO ISS PBLA14 START 337.119
HIERARCH ESO ISS PBLA14 END 337.479
HIERARCH ESO ISS PBL23 START 39.273
HIERARCH ESO ISS PBL23 END 39.332
HIERARCH ESO ISS PBLA23 START 220.1
HIERARCH ESO ISS PBLA23 END 220.2
HIERARCH ESO ISS PBL24 START 63.954
HIERARCH ESO ISS PBL24 END 64.027
HIERARCH ESO ISS PBLA24 START 46.522
HIERARCH ESO ISS PBLA24 END 46.583
HIERARCH ESO ISS PBL34 START 103.075
HIERARCH ESO ISS PBL34 END 103.208
HIERARCH ESO ISS PBLA34 START 44.084
HIERARCH ESO ISS PBLA34 END 44.158
HIERARCH ESO ISS AMBI TAU0 START 0.005135
HIERARCH ESO ISS AMBI TAU0 END 0.003723
HIERARCH ESO ISS AMBI TEMP 13.96
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.54