Exposure
ID
GRAVI.2024-06-19T03:02:28.251_1
Header ID
GRAVI.2024-06-19T03:02:28.251
Date updated
2024-06-19 03:15:46 UTC+0000
Release date
2025-06-19 03:15:46 UTC+0000
UTC Start
2024-06-19 03:02:28.251
UTC End
2024-06-19 03:08:28.251
MJD Start
60480.12671587
MJD End
60480.1308825367
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.005331
Ambient temperature (°C)
9.54
Seeing (arcsec)
0.77
Observation
ID
59666
Category
science
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
44255
Name
HD_169142
RA
276.121511
DEC
-29.78058
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.0810 23.2620 130.9000 131.3000
A0-D0 29.2780 29.5140 51.3000 52.5000
A0-C1 19.6520 19.9060 101.6980 102.3190
B2-D0 33.8370 33.8470 9.2000 10.1000
B2-C1 11.2720 11.2750 9.1720 10.0500
D0-C1 22.5650 22.5720 189.2280 190.1060
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26M5.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60480.12671587
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_169142
HIERARCH ESO INS SOBJ NAME HD_169142
RA 276.121511
DEC -29.78058
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 23.081
HIERARCH ESO ISS PBL12 END 23.262
HIERARCH ESO ISS PBLA12 START 130.9
HIERARCH ESO ISS PBLA12 END 131.3
HIERARCH ESO ISS PBL13 START 29.278
HIERARCH ESO ISS PBL13 END 29.514
HIERARCH ESO ISS PBLA13 START 51.3
HIERARCH ESO ISS PBLA13 END 52.5
HIERARCH ESO ISS PBL14 START 19.652
HIERARCH ESO ISS PBL14 END 19.906
HIERARCH ESO ISS PBLA14 START 101.698
HIERARCH ESO ISS PBLA14 END 102.319
HIERARCH ESO ISS PBL23 START 33.837
HIERARCH ESO ISS PBL23 END 33.847
HIERARCH ESO ISS PBLA23 START 9.2
HIERARCH ESO ISS PBLA23 END 10.1
HIERARCH ESO ISS PBL24 START 11.272
HIERARCH ESO ISS PBL24 END 11.275
HIERARCH ESO ISS PBLA24 START 9.172
HIERARCH ESO ISS PBLA24 END 10.05
HIERARCH ESO ISS PBL34 START 22.565
HIERARCH ESO ISS PBL34 END 22.572
HIERARCH ESO ISS PBLA34 START 189.228
HIERARCH ESO ISS PBLA34 END 190.106
HIERARCH ESO ISS AMBI TAU0 START 0.005331
HIERARCH ESO ISS AMBI TAU0 END 0.005331
HIERARCH ESO ISS AMBI TEMP 9.54
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77