Exposure
ID
GRAVI.2025-08-26T02:33:27.678_1
Header ID
GRAVI.2025-08-26T02:33:27.678
Date updated
2025-08-26 02:45:58 UTC+0000
Release date
2025-08-26 02:33:27 UTC+0000
UTC Start
2025-08-26 02:33:27.678
UTC End
2025-08-26 02:37:27.678
MJD Start
60913.10657035
MJD End
60913.10934812778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004983
Ambient temperature (°C)
13.21
Seeing (arcsec)
0.81
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 44.4490 44.3080 157.2000 157.8000
A0-J2 123.4510 122.7240 94.4000 94.5000
A0-J6 167.6240 167.8770 32.2190 32.4580
B5-J2 110.4600 110.1160 73.4000 73.5000
B5-J6 196.5270 196.8390 21.5420 21.8730
J2-J6 155.0300 154.7740 347.4370 347.9740
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 60913.10657035
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 44.449
HIERARCH ESO ISS PBL12 END 44.308
HIERARCH ESO ISS PBLA12 START 157.2
HIERARCH ESO ISS PBLA12 END 157.8
HIERARCH ESO ISS PBL13 START 123.451
HIERARCH ESO ISS PBL13 END 122.724
HIERARCH ESO ISS PBLA13 START 94.4
HIERARCH ESO ISS PBLA13 END 94.5
HIERARCH ESO ISS PBL14 START 167.624
HIERARCH ESO ISS PBL14 END 167.877
HIERARCH ESO ISS PBLA14 START 32.219
HIERARCH ESO ISS PBLA14 END 32.458
HIERARCH ESO ISS PBL23 START 110.46
HIERARCH ESO ISS PBL23 END 110.116
HIERARCH ESO ISS PBLA23 START 73.4
HIERARCH ESO ISS PBLA23 END 73.5
HIERARCH ESO ISS PBL24 START 196.527
HIERARCH ESO ISS PBL24 END 196.839
HIERARCH ESO ISS PBLA24 START 21.542
HIERARCH ESO ISS PBLA24 END 21.873
HIERARCH ESO ISS PBL34 START 155.03
HIERARCH ESO ISS PBL34 END 154.774
HIERARCH ESO ISS PBLA34 START 347.437
HIERARCH ESO ISS PBLA34 END 347.974
HIERARCH ESO ISS AMBI TAU0 START 0.004549
HIERARCH ESO ISS AMBI TAU0 END 0.005417
HIERARCH ESO ISS AMBI TEMP 13.21
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.75