Exposure
ID
GRAVI.2025-04-30T06:34:44.049_1
Header ID
GRAVI.2025-04-30T06:34:44.049
Date updated
2025-04-30 06:45:52 UTC+0000
Release date
2025-04-30 06:34:44 UTC+0000
UTC Start
2025-04-30 06:34:44.049
UTC End
2025-04-30 06:38:44.049
MJD Start
60795.27412094
MJD End
60795.27689871778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00331
Ambient temperature (°C)
11.84
Seeing (arcsec)
0.81
Observation
ID
67061
Category
calibrator
Program ID
115.282E.002
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 / KERVELLA / PIETRZYNSKI / GIEREN / MÉRAND / BRAS / BAILLEUL / LEFTLEY / AFANASIEV
Target
ID
49861
Name
HD177067
RA
285.822322
DEC
-5.55906
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 48.4320 48.4810 142.9000 142.9000
A0-J2 101.4350 102.8990 88.9000 89.0000
A0-J6 148.2530 148.4390 6.6560 7.3440
B5-J2 82.8030 84.0120 60.7000 61.2000
B5-J6 186.2600 186.1730 356.2930 356.8400
J2-J6 167.9520 167.9220 329.9050 330.0260
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.282E.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60795.27412094
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 177067
HIERARCH ESO INS SOBJ NAME HD177067
RA 285.822322
DEC -5.55906
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 48.432
HIERARCH ESO ISS PBL12 END 48.481
HIERARCH ESO ISS PBLA12 START 142.9
HIERARCH ESO ISS PBLA12 END 142.9
HIERARCH ESO ISS PBL13 START 101.435
HIERARCH ESO ISS PBL13 END 102.899
HIERARCH ESO ISS PBLA13 START 88.9
HIERARCH ESO ISS PBLA13 END 89.0
HIERARCH ESO ISS PBL14 START 148.253
HIERARCH ESO ISS PBL14 END 148.439
HIERARCH ESO ISS PBLA14 START 6.656
HIERARCH ESO ISS PBLA14 END 7.344
HIERARCH ESO ISS PBL23 START 82.803
HIERARCH ESO ISS PBL23 END 84.012
HIERARCH ESO ISS PBLA23 START 60.7
HIERARCH ESO ISS PBLA23 END 61.2
HIERARCH ESO ISS PBL24 START 186.26
HIERARCH ESO ISS PBL24 END 186.173
HIERARCH ESO ISS PBLA24 START 356.293
HIERARCH ESO ISS PBLA24 END 356.84
HIERARCH ESO ISS PBL34 START 167.952
HIERARCH ESO ISS PBL34 END 167.922
HIERARCH ESO ISS PBLA34 START 329.905
HIERARCH ESO ISS PBLA34 END 330.026
HIERARCH ESO ISS AMBI TAU0 START 0.00331
HIERARCH ESO ISS AMBI TAU0 END 0.00331
HIERARCH ESO ISS AMBI TEMP 11.84
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.8