Exposure
ID
GRAVI.2025-04-30T06:48:11.084_1
Header ID
GRAVI.2025-04-30T06:48:11.084
Date updated
2025-04-30 07:00:58 UTC+0000
Release date
2026-04-30 07:00:57 UTC+0000
UTC Start
2025-04-30 06:48:11.084
UTC End
2025-04-30 06:52:11.084
MJD Start
60795.28346162
MJD End
60795.28623939778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0040114999999999994
Ambient temperature (°C)
11.78
Seeing (arcsec)
0.6399999999999999
Observation
ID
67062
Category
science
Program ID
115.282E.002
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
49862
Name
U_Aql
RA
292.33789
DEC
-7.04414
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 48.1130 48.1910 142.7000 142.7000
A0-J2 96.9920 98.5490 87.3000 87.4000
A0-J6 149.8900 150.0150 4.5430 5.2300
B5-J2 80.2140 81.4260 57.6000 58.3000
B5-J6 188.5000 188.3830 354.7470 355.2810
J2-J6 167.8680 167.9160 329.5820 329.6830
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282E.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60795.28346162
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V U Aql
HIERARCH ESO INS SOBJ NAME U_Aql
RA 292.33789
DEC -7.04414
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 48.113
HIERARCH ESO ISS PBL12 END 48.191
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.7
HIERARCH ESO ISS PBL13 START 96.992
HIERARCH ESO ISS PBL13 END 98.549
HIERARCH ESO ISS PBLA13 START 87.3
HIERARCH ESO ISS PBLA13 END 87.4
HIERARCH ESO ISS PBL14 START 149.89
HIERARCH ESO ISS PBL14 END 150.015
HIERARCH ESO ISS PBLA14 START 4.543
HIERARCH ESO ISS PBLA14 END 5.23
HIERARCH ESO ISS PBL23 START 80.214
HIERARCH ESO ISS PBL23 END 81.426
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 188.5
HIERARCH ESO ISS PBL24 END 188.383
HIERARCH ESO ISS PBLA24 START 354.747
HIERARCH ESO ISS PBLA24 END 355.281
HIERARCH ESO ISS PBL34 START 167.868
HIERARCH ESO ISS PBL34 END 167.916
HIERARCH ESO ISS PBLA34 START 329.582
HIERARCH ESO ISS PBLA34 END 329.683
HIERARCH ESO ISS AMBI TAU0 START 0.003713
HIERARCH ESO ISS AMBI TAU0 END 0.00431
HIERARCH ESO ISS AMBI TEMP 11.78
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.58