Exposure
ID
GRAVI.2025-11-27T08:01:05.680_1
Header ID
GRAVI.2025-11-27T08:01:05.680
Date updated
2025-11-27 08:11:26 UTC+0000
Release date
2026-11-27 08:11:26 UTC+0000
UTC Start
2025-11-27 08:01:05.680
UTC End
2025-11-27 08:03:45.680
MJD Start
61006.33409352
MJD End
61006.33594537186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005333
Ambient temperature (°C)
14.81
Seeing (arcsec)
0.615
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 38.9240 38.7730 156.0000 156.4000
A0-J2 120.6280 120.0240 90.0000 90.0000
A0-J6 161.6900 162.0600 34.4780 34.5770
B5-J2 110.6630 110.4470 71.3000 71.2000
B5-J6 185.0590 185.4810 24.1520 24.3500
J2-J6 136.5090 136.2460 347.6890 348.1140
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 61006.33409352
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 38.924
HIERARCH ESO ISS PBL12 END 38.773
HIERARCH ESO ISS PBLA12 START 156.0
HIERARCH ESO ISS PBLA12 END 156.4
HIERARCH ESO ISS PBL13 START 120.628
HIERARCH ESO ISS PBL13 END 120.024
HIERARCH ESO ISS PBLA13 START 90.0
HIERARCH ESO ISS PBLA13 END 90.0
HIERARCH ESO ISS PBL14 START 161.69
HIERARCH ESO ISS PBL14 END 162.06
HIERARCH ESO ISS PBLA14 START 34.478
HIERARCH ESO ISS PBLA14 END 34.577
HIERARCH ESO ISS PBL23 START 110.663
HIERARCH ESO ISS PBL23 END 110.447
HIERARCH ESO ISS PBLA23 START 71.3
HIERARCH ESO ISS PBLA23 END 71.2
HIERARCH ESO ISS PBL24 START 185.059
HIERARCH ESO ISS PBL24 END 185.481
HIERARCH ESO ISS PBLA24 START 24.152
HIERARCH ESO ISS PBLA24 END 24.35
HIERARCH ESO ISS PBL34 START 136.509
HIERARCH ESO ISS PBL34 END 136.246
HIERARCH ESO ISS PBLA34 START 347.689
HIERARCH ESO ISS PBLA34 END 348.114
HIERARCH ESO ISS AMBI TAU0 START 0.005333
HIERARCH ESO ISS AMBI TAU0 END 0.005333
HIERARCH ESO ISS AMBI TEMP 14.81
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.61