Exposure
ID
GRAVI.2025-10-20T07:56:39.413_1
Header ID
GRAVI.2025-10-20T07:56:39.413
Date updated
2025-10-20 08:05:57 UTC+0000
Release date
2025-10-20 07:56:39 UTC+0000
UTC Start
2025-10-20 07:56:39.413
UTC End
2025-10-20 07:59:19.413
MJD Start
60968.33101173
MJD End
60968.332863581854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.010547
Ambient temperature (°C)
14.56
Seeing (arcsec)
0.5900000000000001
Observation
ID
70976
Category
calibrator
Program ID
116.28NF.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 / LEFTLEY / KERVELLA / MÉRAND / PIETRZYNSKI / KAMINSKI / GIEREN / BAILLEUL / BRAS
Target
ID
52670
Name
HD_67411
RA
121.57709
DEC
-38.89645
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 40.4800 40.6730 134.1000 134.3000
A0-D0 29.3230 29.4050 39.8000 40.4000
A0-G1 70.0070 70.5790 90.0130 90.4730
B5-D0 51.7500 51.7770 348.5000 348.8000
B5-G1 49.6980 49.9480 55.4740 56.1320
D0-G1 55.9870 56.3930 113.7560 114.0340
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60968.33101173
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 67411
HIERARCH ESO INS SOBJ NAME HD_67411
RA 121.57709
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 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 40.48
HIERARCH ESO ISS PBL12 END 40.673
HIERARCH ESO ISS PBLA12 START 134.1
HIERARCH ESO ISS PBLA12 END 134.3
HIERARCH ESO ISS PBL13 START 29.323
HIERARCH ESO ISS PBL13 END 29.405
HIERARCH ESO ISS PBLA13 START 39.8
HIERARCH ESO ISS PBLA13 END 40.4
HIERARCH ESO ISS PBL14 START 70.007
HIERARCH ESO ISS PBL14 END 70.579
HIERARCH ESO ISS PBLA14 START 90.013
HIERARCH ESO ISS PBLA14 END 90.473
HIERARCH ESO ISS PBL23 START 51.75
HIERARCH ESO ISS PBL23 END 51.777
HIERARCH ESO ISS PBLA23 START 348.5
HIERARCH ESO ISS PBLA23 END 348.8
HIERARCH ESO ISS PBL24 START 49.698
HIERARCH ESO ISS PBL24 END 49.948
HIERARCH ESO ISS PBLA24 START 55.474
HIERARCH ESO ISS PBLA24 END 56.132
HIERARCH ESO ISS PBL34 START 55.987
HIERARCH ESO ISS PBL34 END 56.393
HIERARCH ESO ISS PBLA34 START 113.756
HIERARCH ESO ISS PBLA34 END 114.034
HIERARCH ESO ISS AMBI TAU0 START 0.01059
HIERARCH ESO ISS AMBI TAU0 END 0.010504
HIERARCH ESO ISS AMBI TEMP 14.56
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.62