Exposure
ID
GRAVI.2024-08-14T04:01:56.890_1
Header ID
GRAVI.2024-08-14T04:01:56.890
Date updated
2024-08-14 04:10:34 UTC+0000
Release date
2024-08-14 04:01:56 UTC+0000
UTC Start
2024-08-14 04:01:56.890
UTC End
2024-08-14 04:04:20.890
MJD Start
60536.16801956
MJD End
60536.16968622666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.0030585
Ambient temperature (°C)
12.05
Seeing (arcsec)
0.61
Observation
ID
60310
Category
calibrator
Program ID
113.26QJ.001
Program Title
IMPACT OF CIRCUMSTELLAR ENVELOPE OF CEPHEIDS ON THE PERIOD-LUMINOSITY RELATION IN THE ERA OF JWST
Program Type
Normal
PI / COI
HOCDé / NARDETTO / LEWIS / GALLENNE / KERVELLA / MÉRAND / SMOLEC / PIETRZYNSKI / GIEREN / PILECKI / BRAS
Target
ID
44769
Name
HD195617
RA
308.08408
DEC
2.1328
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 43.8070 43.6790 150.4000 150.7000
A0-J2 128.5220 128.3470 92.3000 92.3000
A0-J6 157.7820 158.1650 30.2450 30.4550
B5-J2 111.7290 111.8110 72.9000 72.9000
B5-J6 183.7520 184.0730 18.3570 18.6250
J2-J6 149.7840 149.4830 340.9340 341.2390
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26QJ.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60536.16801956
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 195617
HIERARCH ESO INS SOBJ NAME HD195617
RA 308.08408
DEC 2.1328
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 170.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 43.807
HIERARCH ESO ISS PBL12 END 43.679
HIERARCH ESO ISS PBLA12 START 150.4
HIERARCH ESO ISS PBLA12 END 150.7
HIERARCH ESO ISS PBL13 START 128.522
HIERARCH ESO ISS PBL13 END 128.347
HIERARCH ESO ISS PBLA13 START 92.3
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 157.782
HIERARCH ESO ISS PBL14 END 158.165
HIERARCH ESO ISS PBLA14 START 30.245
HIERARCH ESO ISS PBLA14 END 30.455
HIERARCH ESO ISS PBL23 START 111.729
HIERARCH ESO ISS PBL23 END 111.811
HIERARCH ESO ISS PBLA23 START 72.9
HIERARCH ESO ISS PBLA23 END 72.9
HIERARCH ESO ISS PBL24 START 183.752
HIERARCH ESO ISS PBL24 END 184.073
HIERARCH ESO ISS PBLA24 START 18.357
HIERARCH ESO ISS PBLA24 END 18.625
HIERARCH ESO ISS PBL34 START 149.784
HIERARCH ESO ISS PBL34 END 149.483
HIERARCH ESO ISS PBLA34 START 340.934
HIERARCH ESO ISS PBLA34 END 341.239
HIERARCH ESO ISS AMBI TAU0 START 0.002879
HIERARCH ESO ISS AMBI TAU0 END 0.003238
HIERARCH ESO ISS AMBI TEMP 12.05
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.62