Exposure
ID
GRAVI.2025-07-24T05:29:19.658_1
Header ID
GRAVI.2025-07-24T05:29:19.658
Date updated
2025-07-24 05:41:16 UTC+0000
Release date
2025-07-24 05:29:19 UTC+0000
UTC Start
2025-07-24 05:29:19.658
UTC End
2025-07-24 05:31:43.658
MJD Start
60880.22869975
MJD End
60880.23036641666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.006489999999999999
Ambient temperature (°C)
12.7
Seeing (arcsec)
0.335
Observation
ID
68948
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
51300
Name
HD182835
RA
291.627311
DEC
0.33856
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 77.7970 77.2870 117.4000 117.6000
A0-J2 118.6630 118.0240 92.6000 92.6000
A0-C1 19.4450 19.3170 117.3980 117.5860
G1-J2 58.0190 57.9640 58.5000 58.4000
G1-C1 58.3520 57.9700 297.3770 297.5660
J2-C1 101.3350 100.8390 268.0220 268.0050
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 60880.22869975
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME nu. Aql
HIERARCH ESO INS SOBJ NAME HD182835
RA 291.627311
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 77.797
HIERARCH ESO ISS PBL12 END 77.287
HIERARCH ESO ISS PBLA12 START 117.4
HIERARCH ESO ISS PBLA12 END 117.6
HIERARCH ESO ISS PBL13 START 118.663
HIERARCH ESO ISS PBL13 END 118.024
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 19.445
HIERARCH ESO ISS PBL14 END 19.317
HIERARCH ESO ISS PBLA14 START 117.398
HIERARCH ESO ISS PBLA14 END 117.586
HIERARCH ESO ISS PBL23 START 58.019
HIERARCH ESO ISS PBL23 END 57.964
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 58.4
HIERARCH ESO ISS PBL24 START 58.352
HIERARCH ESO ISS PBL24 END 57.97
HIERARCH ESO ISS PBLA24 START 297.377
HIERARCH ESO ISS PBLA24 END 297.566
HIERARCH ESO ISS PBL34 START 101.335
HIERARCH ESO ISS PBL34 END 100.839
HIERARCH ESO ISS PBLA34 START 268.022
HIERARCH ESO ISS PBLA34 END 268.005
HIERARCH ESO ISS AMBI TAU0 START 0.006944
HIERARCH ESO ISS AMBI TAU0 END 0.006036
HIERARCH ESO ISS AMBI TEMP 12.7
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.33