Exposure
ID
GRAVI.2024-08-25T04:15:14.600_1
Header ID
GRAVI.2024-08-25T04:15:14.600
Date updated
2024-08-25 04:30:37 UTC+0000
Release date
2025-08-25 04:30:37 UTC+0000
UTC Start
2024-08-25 04:15:14.600
UTC End
2024-08-25 04:21:14.600
MJD Start
60547.17725232
MJD End
60547.18141898666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.006403
Ambient temperature (°C)
12.35
Seeing (arcsec)
1.3
Observation
ID
60408
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
44862
Name
HD_169142
RA
276.124069
DEC
-29.78058
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 50.9670 50.0620 303.4000 304.8000
K0-D0 67.7260 66.1020 275.3000 276.2000
K0-J3 56.2320 56.2340 359.9800 0.9050
G2-D0 33.0790 32.6720 228.8000 228.9000
G2-J3 51.0530 50.2620 56.4640 56.6510
D0-J3 83.9500 82.7540 53.4330 53.6030
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 60547.17725232
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_169142
HIERARCH ESO INS SOBJ NAME HD_169142
RA 276.124069
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 50.967
HIERARCH ESO ISS PBL12 END 50.062
HIERARCH ESO ISS PBLA12 START 303.4
HIERARCH ESO ISS PBLA12 END 304.8
HIERARCH ESO ISS PBL13 START 67.726
HIERARCH ESO ISS PBL13 END 66.102
HIERARCH ESO ISS PBLA13 START 275.3
HIERARCH ESO ISS PBLA13 END 276.2
HIERARCH ESO ISS PBL14 START 56.232
HIERARCH ESO ISS PBL14 END 56.234
HIERARCH ESO ISS PBLA14 START 359.98
HIERARCH ESO ISS PBLA14 END 0.905
HIERARCH ESO ISS PBL23 START 33.079
HIERARCH ESO ISS PBL23 END 32.672
HIERARCH ESO ISS PBLA23 START 228.8
HIERARCH ESO ISS PBLA23 END 228.9
HIERARCH ESO ISS PBL24 START 51.053
HIERARCH ESO ISS PBL24 END 50.262
HIERARCH ESO ISS PBLA24 START 56.464
HIERARCH ESO ISS PBLA24 END 56.651
HIERARCH ESO ISS PBL34 START 83.95
HIERARCH ESO ISS PBL34 END 82.754
HIERARCH ESO ISS PBLA34 START 53.433
HIERARCH ESO ISS PBLA34 END 53.603
HIERARCH ESO ISS AMBI TAU0 START 0.006403
HIERARCH ESO ISS AMBI TAU0 END 0.006403
HIERARCH ESO ISS AMBI TEMP 12.35
HIERARCH ESO ISS AMBI FWHM START 1.3
HIERARCH ESO ISS AMBI FWHM END 1.3