Exposure
ID
GRAVI.2025-10-15T07:51:25.974_1
Header ID
GRAVI.2025-10-15T07:51:25.974
Date updated
2025-10-15 08:06:49 UTC+0000
Release date
2025-10-15 07:51:25 UTC+0000
UTC Start
2025-10-15 07:51:25.974
UTC End
2025-10-15 07:54:05.974
MJD Start
60963.32738396
MJD End
60963.329235811856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0082735
Ambient temperature (°C)
12.14
Seeing (arcsec)
0.515
Observation
ID
70953
Category
calibrator
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
52657
Name
HD_67411
RA
121.578519
DEC
-38.89645
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 38.7420 38.9600 132.6000 132.7000
A0-J2 101.9270 102.5880 56.1000 56.8000
A0-J6 169.3320 169.3320 359.5930 0.0180
B5-J2 100.1990 100.4810 34.0000 34.7000
B5-J6 197.7840 197.8440 351.3550 351.7010
J2-J6 141.5000 142.0470 322.6680 322.8400
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60963.32738396
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 67411
HIERARCH ESO INS SOBJ NAME HD_67411
RA 121.578519
DEC -38.89645
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 38.742
HIERARCH ESO ISS PBL12 END 38.96
HIERARCH ESO ISS PBLA12 START 132.6
HIERARCH ESO ISS PBLA12 END 132.7
HIERARCH ESO ISS PBL13 START 101.927
HIERARCH ESO ISS PBL13 END 102.588
HIERARCH ESO ISS PBLA13 START 56.1
HIERARCH ESO ISS PBLA13 END 56.8
HIERARCH ESO ISS PBL14 START 169.332
HIERARCH ESO ISS PBL14 END 169.332
HIERARCH ESO ISS PBLA14 START 359.593
HIERARCH ESO ISS PBLA14 END 0.018
HIERARCH ESO ISS PBL23 START 100.199
HIERARCH ESO ISS PBL23 END 100.481
HIERARCH ESO ISS PBLA23 START 34.0
HIERARCH ESO ISS PBLA23 END 34.7
HIERARCH ESO ISS PBL24 START 197.784
HIERARCH ESO ISS PBL24 END 197.844
HIERARCH ESO ISS PBLA24 START 351.355
HIERARCH ESO ISS PBLA24 END 351.701
HIERARCH ESO ISS PBL34 START 141.5
HIERARCH ESO ISS PBL34 END 142.047
HIERARCH ESO ISS PBLA34 START 322.668
HIERARCH ESO ISS PBLA34 END 322.84
HIERARCH ESO ISS AMBI TAU0 START 0.009021
HIERARCH ESO ISS AMBI TAU0 END 0.007526
HIERARCH ESO ISS AMBI TEMP 12.14
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.54