Exposure
ID
GRAVI.2025-07-10T23:46:17.521_1
Header ID
GRAVI.2025-07-10T23:46:17.521
Date updated
2025-07-10 23:55:40 UTC+0000
Release date
2025-07-10 23:46:17 UTC+0000
UTC Start
2025-07-10 23:46:17.521
UTC End
2025-07-10 23:48:57.521
MJD Start
60866.99048057
MJD End
60866.992332421854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0040015
Ambient temperature (°C)
11.75
Seeing (arcsec)
0.6950000000000001
Observation
ID
68597
Category
calibrator
Program ID
115.28GH.001
Program Title
TEMPORAL MONITORING OF RU LUP WITH GRAVITY: HINT FOR A PUTATIVE PLANET
Program Type
Normal
PI / COI
SOULAIN / ROUSSELET-PERRAUT / BOUVIER / BENISTY / TESSORE / PANTOLMOS / DOUGADOS / ALECIAN / BERGER / LABADIE / NOWACKI
Target
ID
51012
Name
HD142834
RA
239.557771
DEC
-38.3231
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.2920 56.2780 14.1000 14.5000
U1-U3 102.3000 102.2820 19.9000 20.3000
U1-U4 128.6960 128.8330 45.4470 45.9580
U2-U3 46.6400 46.6410 26.9000 27.3000
U2-U4 85.7770 86.0030 65.4110 65.9300
U3-U4 57.2340 57.4790 95.9360 96.3610
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GH.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60866.99048057
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 142834
HIERARCH ESO INS SOBJ NAME HD142834
RA 239.557771
DEC -38.3231
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 56.292
HIERARCH ESO ISS PBL12 END 56.278
HIERARCH ESO ISS PBLA12 START 14.1
HIERARCH ESO ISS PBLA12 END 14.5
HIERARCH ESO ISS PBL13 START 102.3
HIERARCH ESO ISS PBL13 END 102.282
HIERARCH ESO ISS PBLA13 START 19.9
HIERARCH ESO ISS PBLA13 END 20.3
HIERARCH ESO ISS PBL14 START 128.696
HIERARCH ESO ISS PBL14 END 128.833
HIERARCH ESO ISS PBLA14 START 45.447
HIERARCH ESO ISS PBLA14 END 45.958
HIERARCH ESO ISS PBL23 START 46.64
HIERARCH ESO ISS PBL23 END 46.641
HIERARCH ESO ISS PBLA23 START 26.9
HIERARCH ESO ISS PBLA23 END 27.3
HIERARCH ESO ISS PBL24 START 85.777
HIERARCH ESO ISS PBL24 END 86.003
HIERARCH ESO ISS PBLA24 START 65.411
HIERARCH ESO ISS PBLA24 END 65.93
HIERARCH ESO ISS PBL34 START 57.234
HIERARCH ESO ISS PBL34 END 57.479
HIERARCH ESO ISS PBLA34 START 95.936
HIERARCH ESO ISS PBLA34 END 96.361
HIERARCH ESO ISS AMBI TAU0 START 0.003439
HIERARCH ESO ISS AMBI TAU0 END 0.004564
HIERARCH ESO ISS AMBI TEMP 11.75
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.64