Exposure
ID
GRAVI.2025-10-12T08:24:49.910_1
Header ID
GRAVI.2025-10-12T08:24:49.910
Date updated
2025-10-12 08:36:13 UTC+0000
Release date
2026-10-12 08:36:13 UTC+0000
UTC Start
2025-10-12 08:24:49.910
UTC End
2025-10-12 08:27:29.910
MJD Start
60960.35057766
MJD End
60960.352429511855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006926
Ambient temperature (°C)
11.37
Seeing (arcsec)
1.295
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 46.6890 46.5830 143.4000 143.5000
A0-J2 122.9100 123.4100 95.0000 94.9000
A0-J6 136.1350 136.6020 20.9730 21.3860
B5-J2 98.3080 98.9610 74.2000 74.3000
B5-J6 165.9270 166.1170 7.2360 7.6450
J2-J6 156.3590 155.9860 331.8760 332.0390
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 60960.35057766
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 46.689
HIERARCH ESO ISS PBL12 END 46.583
HIERARCH ESO ISS PBLA12 START 143.4
HIERARCH ESO ISS PBLA12 END 143.5
HIERARCH ESO ISS PBL13 START 122.91
HIERARCH ESO ISS PBL13 END 123.41
HIERARCH ESO ISS PBLA13 START 95.0
HIERARCH ESO ISS PBLA13 END 94.9
HIERARCH ESO ISS PBL14 START 136.135
HIERARCH ESO ISS PBL14 END 136.602
HIERARCH ESO ISS PBLA14 START 20.973
HIERARCH ESO ISS PBLA14 END 21.386
HIERARCH ESO ISS PBL23 START 98.308
HIERARCH ESO ISS PBL23 END 98.961
HIERARCH ESO ISS PBLA23 START 74.2
HIERARCH ESO ISS PBLA23 END 74.3
HIERARCH ESO ISS PBL24 START 165.927
HIERARCH ESO ISS PBL24 END 166.117
HIERARCH ESO ISS PBLA24 START 7.236
HIERARCH ESO ISS PBLA24 END 7.645
HIERARCH ESO ISS PBL34 START 156.359
HIERARCH ESO ISS PBL34 END 155.986
HIERARCH ESO ISS PBLA34 START 331.876
HIERARCH ESO ISS PBLA34 END 332.039
HIERARCH ESO ISS AMBI TAU0 START 0.007105
HIERARCH ESO ISS AMBI TAU0 END 0.006747
HIERARCH ESO ISS AMBI TEMP 11.37
HIERARCH ESO ISS AMBI FWHM START 1.18
HIERARCH ESO ISS AMBI FWHM END 1.41