Exposure
ID
GRAVI.2025-11-23T05:21:49.141_1
Header ID
GRAVI.2025-11-23T05:21:49.141
Date updated
2025-11-23 05:31:23 UTC+0000
Release date
2025-11-23 05:21:49 UTC+0000
UTC Start
2025-11-23 05:21:49.141
UTC End
2025-11-23 05:24:29.141
MJD Start
61002.22348543
MJD End
61002.22533728185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0052055
Ambient temperature (°C)
12.38
Seeing (arcsec)
0.78
Observation
ID
71837
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
53331
Name
HD_67411
RA
121.57709
DEC
-38.89644
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 39.0120 39.2250 132.8000 133.0000
A0-D0 28.7350 28.8160 34.9000 35.6000
A0-G1 65.7000 66.3210 86.5610 87.0590
B5-D0 51.5200 51.5550 346.3000 346.6000
B5-G1 47.8710 48.1280 50.5130 51.2300
D0-G1 52.9070 53.3530 111.7720 112.0470
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 61002.22348543
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 67411
HIERARCH ESO INS SOBJ NAME HD_67411
RA 121.57709
DEC -38.89644
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 39.012
HIERARCH ESO ISS PBL12 END 39.225
HIERARCH ESO ISS PBLA12 START 132.8
HIERARCH ESO ISS PBLA12 END 133.0
HIERARCH ESO ISS PBL13 START 28.735
HIERARCH ESO ISS PBL13 END 28.816
HIERARCH ESO ISS PBLA13 START 34.9
HIERARCH ESO ISS PBLA13 END 35.6
HIERARCH ESO ISS PBL14 START 65.7
HIERARCH ESO ISS PBL14 END 66.321
HIERARCH ESO ISS PBLA14 START 86.561
HIERARCH ESO ISS PBLA14 END 87.059
HIERARCH ESO ISS PBL23 START 51.52
HIERARCH ESO ISS PBL23 END 51.555
HIERARCH ESO ISS PBLA23 START 346.3
HIERARCH ESO ISS PBLA23 END 346.6
HIERARCH ESO ISS PBL24 START 47.871
HIERARCH ESO ISS PBL24 END 48.128
HIERARCH ESO ISS PBLA24 START 50.513
HIERARCH ESO ISS PBLA24 END 51.23
HIERARCH ESO ISS PBL34 START 52.907
HIERARCH ESO ISS PBL34 END 53.353
HIERARCH ESO ISS PBLA34 START 111.772
HIERARCH ESO ISS PBLA34 END 112.047
HIERARCH ESO ISS AMBI TAU0 START 0.005702
HIERARCH ESO ISS AMBI TAU0 END 0.004709
HIERARCH ESO ISS AMBI TEMP 12.38
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.82