Exposure
ID
GRAVI.2025-10-12T08:28:04.918_1
Header ID
GRAVI.2025-10-12T08:28:04.918
Date updated
2025-10-12 08:41:04 UTC+0000
Release date
2026-10-12 08:41:04 UTC+0000
UTC Start
2025-10-12 08:28:04.918
UTC End
2025-10-12 08:30:44.918
MJD Start
60960.3528347
MJD End
60960.35468655186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007650500000000001
Ambient temperature (°C)
11.28
Seeing (arcsec)
1.26
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 46.5710 46.4630 143.5000 143.6000
A0-J2 123.4620 123.9390 94.9000 94.8000
A0-J6 136.6530 137.1260 21.4330 21.8390
B5-J2 99.0300 99.6670 74.3000 74.3000
B5-J6 166.1380 166.3390 7.6920 8.0990
J2-J6 155.9460 155.5700 332.0590 332.2280
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 60960.3528347
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 46.571
HIERARCH ESO ISS PBL12 END 46.463
HIERARCH ESO ISS PBLA12 START 143.5
HIERARCH ESO ISS PBLA12 END 143.6
HIERARCH ESO ISS PBL13 START 123.462
HIERARCH ESO ISS PBL13 END 123.939
HIERARCH ESO ISS PBLA13 START 94.9
HIERARCH ESO ISS PBLA13 END 94.8
HIERARCH ESO ISS PBL14 START 136.653
HIERARCH ESO ISS PBL14 END 137.126
HIERARCH ESO ISS PBLA14 START 21.433
HIERARCH ESO ISS PBLA14 END 21.839
HIERARCH ESO ISS PBL23 START 99.03
HIERARCH ESO ISS PBL23 END 99.667
HIERARCH ESO ISS PBLA23 START 74.3
HIERARCH ESO ISS PBLA23 END 74.3
HIERARCH ESO ISS PBL24 START 166.138
HIERARCH ESO ISS PBL24 END 166.339
HIERARCH ESO ISS PBLA24 START 7.692
HIERARCH ESO ISS PBLA24 END 8.099
HIERARCH ESO ISS PBL34 START 155.946
HIERARCH ESO ISS PBL34 END 155.57
HIERARCH ESO ISS PBLA34 START 332.059
HIERARCH ESO ISS PBLA34 END 332.228
HIERARCH ESO ISS AMBI TAU0 START 0.006747
HIERARCH ESO ISS AMBI TAU0 END 0.008554
HIERARCH ESO ISS AMBI TEMP 11.28
HIERARCH ESO ISS AMBI FWHM START 1.41
HIERARCH ESO ISS AMBI FWHM END 1.11