Exposure
ID
GRAVI.2025-11-29T05:12:41.623_1
Header ID
GRAVI.2025-11-29T05:12:41.623
Date updated
2025-11-29 05:26:04 UTC+0000
Release date
2025-11-29 05:12:41 UTC+0000
UTC Start
2025-11-29 05:12:41.623
UTC End
2025-11-29 05:15:21.623
MJD Start
61008.21714842
MJD End
61008.219000271856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007615500000000001
Ambient temperature (°C)
15.46
Seeing (arcsec)
0.655
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 40.0280 40.2270 133.7000 133.9000
A0-J2 105.9520 106.5950 60.3000 61.0000
A0-J6 169.3210 169.3160 2.2180 2.6450
B5-J2 101.9530 102.2410 38.3000 38.9000
B5-J6 198.1050 198.1480 353.5100 353.8630
J2-J6 144.7410 145.2430 323.7870 323.9800
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 61008.21714842
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 40.028
HIERARCH ESO ISS PBL12 END 40.227
HIERARCH ESO ISS PBLA12 START 133.7
HIERARCH ESO ISS PBLA12 END 133.9
HIERARCH ESO ISS PBL13 START 105.952
HIERARCH ESO ISS PBL13 END 106.595
HIERARCH ESO ISS PBLA13 START 60.3
HIERARCH ESO ISS PBLA13 END 61.0
HIERARCH ESO ISS PBL14 START 169.321
HIERARCH ESO ISS PBL14 END 169.316
HIERARCH ESO ISS PBLA14 START 2.218
HIERARCH ESO ISS PBLA14 END 2.645
HIERARCH ESO ISS PBL23 START 101.953
HIERARCH ESO ISS PBL23 END 102.241
HIERARCH ESO ISS PBLA23 START 38.3
HIERARCH ESO ISS PBLA23 END 38.9
HIERARCH ESO ISS PBL24 START 198.105
HIERARCH ESO ISS PBL24 END 198.148
HIERARCH ESO ISS PBLA24 START 353.51
HIERARCH ESO ISS PBLA24 END 353.863
HIERARCH ESO ISS PBL34 START 144.741
HIERARCH ESO ISS PBL34 END 145.243
HIERARCH ESO ISS PBLA34 START 323.787
HIERARCH ESO ISS PBLA34 END 323.98
HIERARCH ESO ISS AMBI TAU0 START 0.006589
HIERARCH ESO ISS AMBI TAU0 END 0.008642
HIERARCH ESO ISS AMBI TEMP 15.46
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.62