Exposure
ID
GRAVI.2025-11-27T08:04:20.688_1
Header ID
GRAVI.2025-11-27T08:04:20.688
Date updated
2025-11-27 08:15:50 UTC+0000
Release date
2026-11-27 08:15:50 UTC+0000
UTC Start
2025-11-27 08:04:20.688
UTC End
2025-11-27 08:07:00.688
MJD Start
61006.33635056
MJD End
61006.338202411855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005333
Ambient temperature (°C)
14.86
Seeing (arcsec)
0.61
Observation
ID
70915
Category
science
Program ID
116.28NF.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 / LEFTLEY / KERVELLA / MÉRAND / PIETRZYNSKI / KAMINSKI / GIEREN / BAILLEUL / BRAS
Target
ID
52623
Name
V_T_Mon
RA
96.303048
DEC
7.08569
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 38.7600 38.6100 156.5000 156.9000
A0-J2 119.9680 119.3430 89.9000 89.9000
A0-J6 162.0930 162.4540 34.5860 34.6800
B5-J2 110.4260 110.1920 71.2000 71.0000
B5-J6 185.5190 185.9390 24.3680 24.5620
J2-J6 136.2230 135.9690 348.1530 348.5820
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61006.33635056
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V T Mon
HIERARCH ESO INS SOBJ NAME V_T_Mon
RA 96.303048
DEC 7.08569
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 38.76
HIERARCH ESO ISS PBL12 END 38.61
HIERARCH ESO ISS PBLA12 START 156.5
HIERARCH ESO ISS PBLA12 END 156.9
HIERARCH ESO ISS PBL13 START 119.968
HIERARCH ESO ISS PBL13 END 119.343
HIERARCH ESO ISS PBLA13 START 89.9
HIERARCH ESO ISS PBLA13 END 89.9
HIERARCH ESO ISS PBL14 START 162.093
HIERARCH ESO ISS PBL14 END 162.454
HIERARCH ESO ISS PBLA14 START 34.586
HIERARCH ESO ISS PBLA14 END 34.68
HIERARCH ESO ISS PBL23 START 110.426
HIERARCH ESO ISS PBL23 END 110.192
HIERARCH ESO ISS PBLA23 START 71.2
HIERARCH ESO ISS PBLA23 END 71.0
HIERARCH ESO ISS PBL24 START 185.519
HIERARCH ESO ISS PBL24 END 185.939
HIERARCH ESO ISS PBLA24 START 24.368
HIERARCH ESO ISS PBLA24 END 24.562
HIERARCH ESO ISS PBL34 START 136.223
HIERARCH ESO ISS PBL34 END 135.969
HIERARCH ESO ISS PBLA34 START 348.153
HIERARCH ESO ISS PBLA34 END 348.582
HIERARCH ESO ISS AMBI TAU0 START 0.005333
HIERARCH ESO ISS AMBI TAU0 END 0.005333
HIERARCH ESO ISS AMBI TEMP 14.86
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.61