Exposure
ID
GRAVI.2025-04-30T06:39:17.061_1
Header ID
GRAVI.2025-04-30T06:39:17.061
Date updated
2025-04-30 06:50:50 UTC+0000
Release date
2025-04-30 06:39:17 UTC+0000
UTC Start
2025-04-30 06:39:17.061
UTC End
2025-04-30 06:43:17.061
MJD Start
60795.2772808
MJD End
60795.28005857778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003907
Ambient temperature (°C)
11.79
Seeing (arcsec)
0.69
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 48.4840 48.5270 142.9000 142.9000
A0-J2 103.0060 104.4330 89.0000 89.1000
A0-J6 148.4530 148.6580 7.3940 8.0780
B5-J2 84.1010 85.2930 61.3000 61.8000
B5-J6 186.1670 186.0950 356.8800 357.4280
J2-J6 167.9190 167.8740 330.0340 330.1650
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 60795.2772808
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 48.484
HIERARCH ESO ISS PBL12 END 48.527
HIERARCH ESO ISS PBLA12 START 142.9
HIERARCH ESO ISS PBLA12 END 142.9
HIERARCH ESO ISS PBL13 START 103.006
HIERARCH ESO ISS PBL13 END 104.433
HIERARCH ESO ISS PBLA13 START 89.0
HIERARCH ESO ISS PBLA13 END 89.1
HIERARCH ESO ISS PBL14 START 148.453
HIERARCH ESO ISS PBL14 END 148.658
HIERARCH ESO ISS PBLA14 START 7.394
HIERARCH ESO ISS PBLA14 END 8.078
HIERARCH ESO ISS PBL23 START 84.101
HIERARCH ESO ISS PBL23 END 85.293
HIERARCH ESO ISS PBLA23 START 61.3
HIERARCH ESO ISS PBLA23 END 61.8
HIERARCH ESO ISS PBL24 START 186.167
HIERARCH ESO ISS PBL24 END 186.095
HIERARCH ESO ISS PBLA24 START 356.88
HIERARCH ESO ISS PBLA24 END 357.428
HIERARCH ESO ISS PBL34 START 167.919
HIERARCH ESO ISS PBL34 END 167.874
HIERARCH ESO ISS PBLA34 START 330.034
HIERARCH ESO ISS PBLA34 END 330.165
HIERARCH ESO ISS AMBI TAU0 START 0.00331
HIERARCH ESO ISS AMBI TAU0 END 0.004504
HIERARCH ESO ISS AMBI TEMP 11.79
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.58