Exposure
ID
GRAVI.2024-07-09T03:36:52.539_1
Header ID
GRAVI.2024-07-09T03:36:52.539
Date updated
2024-07-09 03:50:37 UTC+0000
Release date
2024-07-09 03:36:52 UTC+0000
UTC Start
2024-07-09 03:36:52.539
UTC End
2024-07-09 03:42:52.539
MJD Start
60500.15060809
MJD End
60500.1547747567
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0037545
Ambient temperature (°C)
6.94
Seeing (arcsec)
0.535
Observation
ID
59967
Category
calibrator
Program ID
113.26M5.001
Program Title
PROBING THE ORIGIN OF THE INNER DISK VARIABILITY OF HD 169142
Program Type
GTO
PI / COI
BERGER / BENISTY / BOURDAROT / WOILLEZ / LE BOUQUIN / ROUSSELET-PERRAUT / MATTER / MÉRAND
Target
ID
44493
Name
HD_168576
RA
275.424551
DEC
-30.07292
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.3290 48.3930 149.6000 150.2000
A0-J2 128.9050 129.0880 90.6000 91.4000
A0-J6 169.4200 169.3170 24.1530 24.8620
B5-J2 111.9310 111.9830 68.9000 69.7000
B5-J6 201.3090 201.2230 12.8690 13.5490
J2-J6 166.9080 167.0590 339.0890 339.7350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26M5.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60500.15060809
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_168576
HIERARCH ESO INS SOBJ NAME HD_168576
RA 275.424551
DEC -30.07292
HIERARCH ESO INS SPEC RES MEDIUM
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 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 48.329
HIERARCH ESO ISS PBL12 END 48.393
HIERARCH ESO ISS PBLA12 START 149.6
HIERARCH ESO ISS PBLA12 END 150.2
HIERARCH ESO ISS PBL13 START 128.905
HIERARCH ESO ISS PBL13 END 129.088
HIERARCH ESO ISS PBLA13 START 90.6
HIERARCH ESO ISS PBLA13 END 91.4
HIERARCH ESO ISS PBL14 START 169.42
HIERARCH ESO ISS PBL14 END 169.317
HIERARCH ESO ISS PBLA14 START 24.153
HIERARCH ESO ISS PBLA14 END 24.862
HIERARCH ESO ISS PBL23 START 111.931
HIERARCH ESO ISS PBL23 END 111.983
HIERARCH ESO ISS PBLA23 START 68.9
HIERARCH ESO ISS PBLA23 END 69.7
HIERARCH ESO ISS PBL24 START 201.309
HIERARCH ESO ISS PBL24 END 201.223
HIERARCH ESO ISS PBLA24 START 12.869
HIERARCH ESO ISS PBLA24 END 13.549
HIERARCH ESO ISS PBL34 START 166.908
HIERARCH ESO ISS PBL34 END 167.059
HIERARCH ESO ISS PBLA34 START 339.089
HIERARCH ESO ISS PBLA34 END 339.735
HIERARCH ESO ISS AMBI TAU0 START 0.003755
HIERARCH ESO ISS AMBI TAU0 END 0.003754
HIERARCH ESO ISS AMBI TEMP 6.94
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.54