Exposure
ID
GRAVI.2025-11-29T05:02:38.598_1
Header ID
GRAVI.2025-11-29T05:02:38.598
Date updated
2025-11-29 05:16:53 UTC+0000
Release date
2025-11-29 05:02:38 UTC+0000
UTC Start
2025-11-29 05:02:38.598
UTC End
2025-11-29 05:05:18.598
MJD Start
61008.21016896
MJD End
61008.21202081186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.011574000000000001
Ambient temperature (°C)
15.03
Seeing (arcsec)
0.515
Observation
ID
71894
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
53374
Name
HD_67411
RA
121.578518
DEC
-38.89644
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 39.3300 39.5390 133.1000 133.2000
A0-J2 103.7420 104.3970 58.0000 58.7000
A0-J6 169.3310 169.3290 0.7680 1.1950
B5-J2 100.9800 101.2650 35.9000 36.6000
B5-J6 197.9400 197.9920 352.3150 352.6660
J2-J6 142.9830 143.5090 323.1530 323.3360
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 61008.21016896
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 67411
HIERARCH ESO INS SOBJ NAME HD_67411
RA 121.578518
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 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 39.33
HIERARCH ESO ISS PBL12 END 39.539
HIERARCH ESO ISS PBLA12 START 133.1
HIERARCH ESO ISS PBLA12 END 133.2
HIERARCH ESO ISS PBL13 START 103.742
HIERARCH ESO ISS PBL13 END 104.397
HIERARCH ESO ISS PBLA13 START 58.0
HIERARCH ESO ISS PBLA13 END 58.7
HIERARCH ESO ISS PBL14 START 169.331
HIERARCH ESO ISS PBL14 END 169.329
HIERARCH ESO ISS PBLA14 START 0.768
HIERARCH ESO ISS PBLA14 END 1.195
HIERARCH ESO ISS PBL23 START 100.98
HIERARCH ESO ISS PBL23 END 101.265
HIERARCH ESO ISS PBLA23 START 35.9
HIERARCH ESO ISS PBLA23 END 36.6
HIERARCH ESO ISS PBL24 START 197.94
HIERARCH ESO ISS PBL24 END 197.992
HIERARCH ESO ISS PBLA24 START 352.315
HIERARCH ESO ISS PBLA24 END 352.666
HIERARCH ESO ISS PBL34 START 142.983
HIERARCH ESO ISS PBL34 END 143.509
HIERARCH ESO ISS PBLA34 START 323.153
HIERARCH ESO ISS PBLA34 END 323.336
HIERARCH ESO ISS AMBI TAU0 START 0.010076
HIERARCH ESO ISS AMBI TAU0 END 0.013072
HIERARCH ESO ISS AMBI TEMP 15.03
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.5