Exposure
ID
GRAVI.2025-08-25T23:03:36.145_1
Header ID
GRAVI.2025-08-25T23:03:36.145
Date updated
2025-08-25 23:11:27 UTC+0000
Release date
2025-08-25 23:03:36 UTC+0000
UTC Start
2025-08-25 23:03:36.145
UTC End
2025-08-25 23:04:56.145
MJD Start
60912.96083501
MJD End
60912.96176093593
Exposure time (s)
80.0
Validation level
1
Tau 0: Coherence time (s)
0.00359
Ambient temperature (°C)
12.1
Seeing (arcsec)
1.03
Observation
ID
70122
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
52028
Name
HD177067
RA
285.822321
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 48.5620 48.5740 143.0000 143.0000
A0-J2 105.7380 106.2420 89.3000 89.3000
A0-J6 148.8570 148.9430 8.7140 8.9630
B5-J2 86.3920 86.8210 62.3000 62.5000
B5-J6 186.0340 186.0150 357.9420 358.1450
J2-J6 167.8180 167.7930 330.2930 330.3460
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 60912.96083501
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 177067
HIERARCH ESO INS SOBJ NAME HD177067
RA 285.822321
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 96.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 48.562
HIERARCH ESO ISS PBL12 END 48.574
HIERARCH ESO ISS PBLA12 START 143.0
HIERARCH ESO ISS PBLA12 END 143.0
HIERARCH ESO ISS PBL13 START 105.738
HIERARCH ESO ISS PBL13 END 106.242
HIERARCH ESO ISS PBLA13 START 89.3
HIERARCH ESO ISS PBLA13 END 89.3
HIERARCH ESO ISS PBL14 START 148.857
HIERARCH ESO ISS PBL14 END 148.943
HIERARCH ESO ISS PBLA14 START 8.714
HIERARCH ESO ISS PBLA14 END 8.963
HIERARCH ESO ISS PBL23 START 86.392
HIERARCH ESO ISS PBL23 END 86.821
HIERARCH ESO ISS PBLA23 START 62.3
HIERARCH ESO ISS PBLA23 END 62.5
HIERARCH ESO ISS PBL24 START 186.034
HIERARCH ESO ISS PBL24 END 186.015
HIERARCH ESO ISS PBLA24 START 357.942
HIERARCH ESO ISS PBLA24 END 358.145
HIERARCH ESO ISS PBL34 START 167.818
HIERARCH ESO ISS PBL34 END 167.793
HIERARCH ESO ISS PBLA34 START 330.293
HIERARCH ESO ISS PBLA34 END 330.346
HIERARCH ESO ISS AMBI TAU0 START 0.00359
HIERARCH ESO ISS AMBI TAU0 END 0.00359
HIERARCH ESO ISS AMBI TEMP 12.1
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 1.07