Exposure
ID
GRAVI.2024-02-18T00:14:12.238_1
Header ID
GRAVI.2024-02-18T00:14:12.238
Date updated
2024-02-18 00:20:37 UTC+0000
Release date
2024-02-18 00:14:12 UTC+0000
UTC Start
2024-02-18 00:14:12.238
UTC End
2024-02-18 00:14:44.238
MJD Start
60358.00986386
MJD End
60358.0102342304
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.008425
Ambient temperature (°C)
17.7
Seeing (arcsec)
1.14
Observation
ID
58482
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
43290
Name
HD_31887
RA
74.685031
DEC
-17.80669
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.1210 48.1100 153.7000 153.8000
A0-J2 128.5910 128.5450 94.6000 94.6000
A0-J6 169.3430 169.3610 28.3490 28.4150
B5-J2 111.8440 111.8240 72.9000 72.9000
B5-J6 201.0740 201.0930 17.0970 17.1700
J2-J6 166.2780 166.2530 343.3020 343.3850
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60358.00986386
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 31887
HIERARCH ESO INS SOBJ NAME HD_31887
RA 74.685031
DEC -17.80669
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
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 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 48.121
HIERARCH ESO ISS PBL12 END 48.11
HIERARCH ESO ISS PBLA12 START 153.7
HIERARCH ESO ISS PBLA12 END 153.8
HIERARCH ESO ISS PBL13 START 128.591
HIERARCH ESO ISS PBL13 END 128.545
HIERARCH ESO ISS PBLA13 START 94.6
HIERARCH ESO ISS PBLA13 END 94.6
HIERARCH ESO ISS PBL14 START 169.343
HIERARCH ESO ISS PBL14 END 169.361
HIERARCH ESO ISS PBLA14 START 28.349
HIERARCH ESO ISS PBLA14 END 28.415
HIERARCH ESO ISS PBL23 START 111.844
HIERARCH ESO ISS PBL23 END 111.824
HIERARCH ESO ISS PBLA23 START 72.9
HIERARCH ESO ISS PBLA23 END 72.9
HIERARCH ESO ISS PBL24 START 201.074
HIERARCH ESO ISS PBL24 END 201.093
HIERARCH ESO ISS PBLA24 START 17.097
HIERARCH ESO ISS PBLA24 END 17.17
HIERARCH ESO ISS PBL34 START 166.278
HIERARCH ESO ISS PBL34 END 166.253
HIERARCH ESO ISS PBLA34 START 343.302
HIERARCH ESO ISS PBLA34 END 343.385
HIERARCH ESO ISS AMBI TAU0 START 0.008425
HIERARCH ESO ISS AMBI TAU0 END 0.008425
HIERARCH ESO ISS AMBI TEMP 17.7
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 1.19