Exposure
ID
GRAVI.2025-12-01T05:19:31.356_1
Header ID
GRAVI.2025-12-01T05:19:31.356
Date updated
2025-12-01 05:30:57 UTC+0000
Release date
2026-12-01 05:30:56 UTC+0000
UTC Start
2025-12-01 05:19:31.356
UTC End
2025-12-01 05:22:11.356
MJD Start
61010.2218907
MJD End
61010.223742551854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0076895
Ambient temperature (°C)
13.49
Seeing (arcsec)
0.5700000000000001
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 46.2710 46.1560 143.8000 143.9000
A0-J2 124.7110 125.1360 94.6000 94.5000
A0-J6 137.9550 138.4450 22.5250 22.9190
B5-J2 100.7250 101.3240 74.3000 74.3000
B5-J6 166.7140 166.9430 8.7970 9.2030
J2-J6 154.9200 154.5330 332.5340 332.7190
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 61010.2218907
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 46.271
HIERARCH ESO ISS PBL12 END 46.156
HIERARCH ESO ISS PBLA12 START 143.8
HIERARCH ESO ISS PBLA12 END 143.9
HIERARCH ESO ISS PBL13 START 124.711
HIERARCH ESO ISS PBL13 END 125.136
HIERARCH ESO ISS PBLA13 START 94.6
HIERARCH ESO ISS PBLA13 END 94.5
HIERARCH ESO ISS PBL14 START 137.955
HIERARCH ESO ISS PBL14 END 138.445
HIERARCH ESO ISS PBLA14 START 22.525
HIERARCH ESO ISS PBLA14 END 22.919
HIERARCH ESO ISS PBL23 START 100.725
HIERARCH ESO ISS PBL23 END 101.324
HIERARCH ESO ISS PBLA23 START 74.3
HIERARCH ESO ISS PBLA23 END 74.3
HIERARCH ESO ISS PBL24 START 166.714
HIERARCH ESO ISS PBL24 END 166.943
HIERARCH ESO ISS PBLA24 START 8.797
HIERARCH ESO ISS PBLA24 END 9.203
HIERARCH ESO ISS PBL34 START 154.92
HIERARCH ESO ISS PBL34 END 154.533
HIERARCH ESO ISS PBLA34 START 332.534
HIERARCH ESO ISS PBLA34 END 332.719
HIERARCH ESO ISS AMBI TAU0 START 0.008171
HIERARCH ESO ISS AMBI TAU0 END 0.007208
HIERARCH ESO ISS AMBI TEMP 13.49
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.59