Exposure
ID
GRAVI.2025-07-10T01:08:51.322_1
Header ID
GRAVI.2025-07-10T01:08:51.322
Date updated
2025-07-10 01:20:46 UTC+0000
Release date
2026-07-10 01:20:46 UTC+0000
UTC Start
2025-07-10 01:08:51.322
UTC End
2025-07-10 01:11:31.322
MJD Start
60866.04781623
MJD End
60866.049668081854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.00766
Ambient temperature (°C)
14.02
Seeing (arcsec)
0.28500000000000003
Observation
ID
68497
Category
science
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
50932
Name
RU_Lup
RA
239.178891
DEC
-37.82161
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 55.6400 55.5970 24.5000 24.8000
U1-U3 101.0970 101.0090 30.8000 31.2000
U1-U4 129.9810 129.9100 58.4100 58.8430
U2-U3 46.2080 46.1670 38.5000 38.8000
U2-U4 89.3950 89.4150 78.7460 79.2000
U3-U4 61.8500 61.9320 107.6390 108.0660
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GH.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60866.04781623
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178891
DEC -37.82161
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 55.64
HIERARCH ESO ISS PBL12 END 55.597
HIERARCH ESO ISS PBLA12 START 24.5
HIERARCH ESO ISS PBLA12 END 24.8
HIERARCH ESO ISS PBL13 START 101.097
HIERARCH ESO ISS PBL13 END 101.009
HIERARCH ESO ISS PBLA13 START 30.8
HIERARCH ESO ISS PBLA13 END 31.2
HIERARCH ESO ISS PBL14 START 129.981
HIERARCH ESO ISS PBL14 END 129.91
HIERARCH ESO ISS PBLA14 START 58.41
HIERARCH ESO ISS PBLA14 END 58.843
HIERARCH ESO ISS PBL23 START 46.208
HIERARCH ESO ISS PBL23 END 46.167
HIERARCH ESO ISS PBLA23 START 38.5
HIERARCH ESO ISS PBLA23 END 38.8
HIERARCH ESO ISS PBL24 START 89.395
HIERARCH ESO ISS PBL24 END 89.415
HIERARCH ESO ISS PBLA24 START 78.746
HIERARCH ESO ISS PBLA24 END 79.2
HIERARCH ESO ISS PBL34 START 61.85
HIERARCH ESO ISS PBL34 END 61.932
HIERARCH ESO ISS PBLA34 START 107.639
HIERARCH ESO ISS PBLA34 END 108.066
HIERARCH ESO ISS AMBI TAU0 START 0.007628
HIERARCH ESO ISS AMBI TAU0 END 0.007692
HIERARCH ESO ISS AMBI TEMP 14.02
HIERARCH ESO ISS AMBI FWHM START 0.27
HIERARCH ESO ISS AMBI FWHM END 0.3