Exposure
ID
GRAVI.2023-09-20T02:53:09.484_1
Header ID
GRAVI.2023-09-20T02:53:09.484
Date updated
2023-09-20 03:00:41 UTC+0000
Release date
2023-09-20 02:53:09 UTC+0000
UTC Start
2023-09-20 02:53:09.484
UTC End
2023-09-20 02:53:41.484
MJD Start
60207.12024866
MJD End
60207.12061903037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.0020275
Ambient temperature (°C)
14.84
Seeing (arcsec)
1.13
Observation
ID
57037
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
42291
Name
HD199947
RA
315.213179
DEC
-17.53099
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.5100 24.4980 149.5000 149.6000
A0-D0 31.2590 31.2360 75.6000 75.7000
A0-C1 21.6800 21.6610 122.0000 122.0990
B2-D0 33.9290 33.9280 31.7000 31.8000
B2-C1 11.3020 11.3020 31.6560 31.7200
D0-C1 22.6270 22.6260 211.7170 211.7800
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 60207.12024866
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME M05_HD199947
HIERARCH ESO INS SOBJ NAME HD199947
RA 315.213179
DEC -17.53099
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 24.51
HIERARCH ESO ISS PBL12 END 24.498
HIERARCH ESO ISS PBLA12 START 149.5
HIERARCH ESO ISS PBLA12 END 149.6
HIERARCH ESO ISS PBL13 START 31.259
HIERARCH ESO ISS PBL13 END 31.236
HIERARCH ESO ISS PBLA13 START 75.6
HIERARCH ESO ISS PBLA13 END 75.7
HIERARCH ESO ISS PBL14 START 21.68
HIERARCH ESO ISS PBL14 END 21.661
HIERARCH ESO ISS PBLA14 START 122.0
HIERARCH ESO ISS PBLA14 END 122.099
HIERARCH ESO ISS PBL23 START 33.929
HIERARCH ESO ISS PBL23 END 33.928
HIERARCH ESO ISS PBLA23 START 31.7
HIERARCH ESO ISS PBLA23 END 31.8
HIERARCH ESO ISS PBL24 START 11.302
HIERARCH ESO ISS PBL24 END 11.302
HIERARCH ESO ISS PBLA24 START 31.656
HIERARCH ESO ISS PBLA24 END 31.72
HIERARCH ESO ISS PBL34 START 22.627
HIERARCH ESO ISS PBL34 END 22.626
HIERARCH ESO ISS PBLA34 START 211.717
HIERARCH ESO ISS PBLA34 END 211.78
HIERARCH ESO ISS AMBI TAU0 START 0.001954
HIERARCH ESO ISS AMBI TAU0 END 0.002101
HIERARCH ESO ISS AMBI TEMP 14.84
HIERARCH ESO ISS AMBI FWHM START 1.17
HIERARCH ESO ISS AMBI FWHM END 1.09