Exposure
ID
GRAVI.2025-10-12T08:34:52.935_1
Header ID
GRAVI.2025-10-12T08:34:52.935
Date updated
2025-10-12 08:45:49 UTC+0000
Release date
2026-10-12 08:45:49 UTC+0000
UTC Start
2025-10-12 08:34:52.935
UTC End
2025-10-12 08:37:32.935
MJD Start
60960.35755712
MJD End
60960.35940897185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007872
Ambient temperature (°C)
11.24
Seeing (arcsec)
1.0550000000000002
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 46.3170 46.2030 143.7000 143.8000
A0-J2 124.5320 124.9630 94.7000 94.6000
A0-J6 137.7520 138.2370 22.3660 22.7570
B5-J2 100.4760 101.0780 74.3000 74.3000
B5-J6 166.6170 166.8410 8.6340 9.0350
J2-J6 155.0740 154.6900 332.4610 332.6400
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 60960.35755712
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 46.317
HIERARCH ESO ISS PBL12 END 46.203
HIERARCH ESO ISS PBLA12 START 143.7
HIERARCH ESO ISS PBLA12 END 143.8
HIERARCH ESO ISS PBL13 START 124.532
HIERARCH ESO ISS PBL13 END 124.963
HIERARCH ESO ISS PBLA13 START 94.7
HIERARCH ESO ISS PBLA13 END 94.6
HIERARCH ESO ISS PBL14 START 137.752
HIERARCH ESO ISS PBL14 END 138.237
HIERARCH ESO ISS PBLA14 START 22.366
HIERARCH ESO ISS PBLA14 END 22.757
HIERARCH ESO ISS PBL23 START 100.476
HIERARCH ESO ISS PBL23 END 101.078
HIERARCH ESO ISS PBLA23 START 74.3
HIERARCH ESO ISS PBLA23 END 74.3
HIERARCH ESO ISS PBL24 START 166.617
HIERARCH ESO ISS PBL24 END 166.841
HIERARCH ESO ISS PBLA24 START 8.634
HIERARCH ESO ISS PBLA24 END 9.035
HIERARCH ESO ISS PBL34 START 155.074
HIERARCH ESO ISS PBL34 END 154.69
HIERARCH ESO ISS PBLA34 START 332.461
HIERARCH ESO ISS PBLA34 END 332.64
HIERARCH ESO ISS AMBI TAU0 START 0.007373
HIERARCH ESO ISS AMBI TAU0 END 0.008371
HIERARCH ESO ISS AMBI TEMP 11.24
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 1.1