Exposure
ID
GRAVI.2025-11-23T05:11:55.116_1
Header ID
GRAVI.2025-11-23T05:11:55.116
Date updated
2025-11-23 05:25:50 UTC+0000
Release date
2025-11-23 05:11:55 UTC+0000
UTC Start
2025-11-23 05:11:55.116
UTC End
2025-11-23 05:14:35.116
MJD Start
61002.21661014
MJD End
61002.218461991855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005882999999999999
Ambient temperature (°C)
12.54
Seeing (arcsec)
0.675
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 38.2770 38.5000 132.2000 132.4000
A0-D0 28.4660 28.5460 32.5000 33.3000
A0-G1 63.5700 64.2150 84.8590 85.3760
B5-D0 51.3950 51.4330 345.3000 345.6000
B5-G1 47.0070 47.2660 48.0550 48.8010
D0-G1 51.3680 51.8350 110.8720 111.1410
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 61002.21661014
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 38.277
HIERARCH ESO ISS PBL12 END 38.5
HIERARCH ESO ISS PBLA12 START 132.2
HIERARCH ESO ISS PBLA12 END 132.4
HIERARCH ESO ISS PBL13 START 28.466
HIERARCH ESO ISS PBL13 END 28.546
HIERARCH ESO ISS PBLA13 START 32.5
HIERARCH ESO ISS PBLA13 END 33.3
HIERARCH ESO ISS PBL14 START 63.57
HIERARCH ESO ISS PBL14 END 64.215
HIERARCH ESO ISS PBLA14 START 84.859
HIERARCH ESO ISS PBLA14 END 85.376
HIERARCH ESO ISS PBL23 START 51.395
HIERARCH ESO ISS PBL23 END 51.433
HIERARCH ESO ISS PBLA23 START 345.3
HIERARCH ESO ISS PBLA23 END 345.6
HIERARCH ESO ISS PBL24 START 47.007
HIERARCH ESO ISS PBL24 END 47.266
HIERARCH ESO ISS PBLA24 START 48.055
HIERARCH ESO ISS PBLA24 END 48.801
HIERARCH ESO ISS PBL34 START 51.368
HIERARCH ESO ISS PBL34 END 51.835
HIERARCH ESO ISS PBLA34 START 110.872
HIERARCH ESO ISS PBLA34 END 111.141
HIERARCH ESO ISS AMBI TAU0 START 0.007232
HIERARCH ESO ISS AMBI TAU0 END 0.004534
HIERARCH ESO ISS AMBI TEMP 12.54
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.71