Exposure
ID
GRAVI.2024-08-14T04:17:59.930_1
Header ID
GRAVI.2024-08-14T04:17:59.930
Date updated
2024-08-14 04:30:39 UTC+0000
Release date
2025-08-14 04:30:38 UTC+0000
UTC Start
2024-08-14 04:17:59.930
UTC End
2024-08-14 04:20:23.930
MJD Start
60536.17916586
MJD End
60536.18083252666
Exposure time (s)
144.0
Validation level
1
Tau 0: Coherence time (s)
0.0040405
Ambient temperature (°C)
11.82
Seeing (arcsec)
0.535
Observation
ID
60311
Category
science
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
44770
Name
eta_Aql
RA
298.11713
DEC
1.00561
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 41.7110 41.5930 157.1000 157.5000
A0-J2 121.4740 120.9280 92.3000 92.3000
A0-J6 165.1980 165.4550 33.4010 33.5260
B5-J2 110.3550 110.1270 72.3000 72.3000
B5-J6 191.5240 191.8260 22.9640 23.1660
J2-J6 146.0830 145.8750 347.9730 348.3510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26QJ.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60536.17916586
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME eta Aql
HIERARCH ESO INS SOBJ NAME eta_Aql
RA 298.11713
DEC 1.00561
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 41.711
HIERARCH ESO ISS PBL12 END 41.593
HIERARCH ESO ISS PBLA12 START 157.1
HIERARCH ESO ISS PBLA12 END 157.5
HIERARCH ESO ISS PBL13 START 121.474
HIERARCH ESO ISS PBL13 END 120.928
HIERARCH ESO ISS PBLA13 START 92.3
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 165.198
HIERARCH ESO ISS PBL14 END 165.455
HIERARCH ESO ISS PBLA14 START 33.401
HIERARCH ESO ISS PBLA14 END 33.526
HIERARCH ESO ISS PBL23 START 110.355
HIERARCH ESO ISS PBL23 END 110.127
HIERARCH ESO ISS PBLA23 START 72.3
HIERARCH ESO ISS PBLA23 END 72.3
HIERARCH ESO ISS PBL24 START 191.524
HIERARCH ESO ISS PBL24 END 191.826
HIERARCH ESO ISS PBLA24 START 22.964
HIERARCH ESO ISS PBLA24 END 23.166
HIERARCH ESO ISS PBL34 START 146.083
HIERARCH ESO ISS PBL34 END 145.875
HIERARCH ESO ISS PBLA34 START 347.973
HIERARCH ESO ISS PBLA34 END 348.351
HIERARCH ESO ISS AMBI TAU0 START 0.004042
HIERARCH ESO ISS AMBI TAU0 END 0.004039
HIERARCH ESO ISS AMBI TEMP 11.82
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.55