Exposure
ID
GRAVI.2025-07-11T23:45:54.360_1
Header ID
GRAVI.2025-07-11T23:45:54.360
Date updated
2025-07-11 23:55:44 UTC+0000
Release date
2026-07-11 23:55:44 UTC+0000
UTC Start
2025-07-11 23:45:54.360
UTC End
2025-07-11 23:48:34.360
MJD Start
60867.9902125
MJD End
60867.992064351856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003421
Ambient temperature (°C)
10.5
Seeing (arcsec)
0.615
Observation
ID
68678
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
51092
Name
RU_Lup
RA
239.178297
DEC
-37.82149
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 56.3140 56.3000 14.8000 15.2000
U1-U3 102.3110 102.2930 20.6000 21.0000
U1-U4 128.8200 128.9550 46.3930 46.8960
U2-U3 46.6400 46.6410 27.7000 28.1000
U2-U4 86.0830 86.3020 66.4480 66.9570
U3-U4 57.6830 57.9180 96.8880 97.3050
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 60867.9902125
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178297
DEC -37.82149
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 56.314
HIERARCH ESO ISS PBL12 END 56.3
HIERARCH ESO ISS PBLA12 START 14.8
HIERARCH ESO ISS PBLA12 END 15.2
HIERARCH ESO ISS PBL13 START 102.311
HIERARCH ESO ISS PBL13 END 102.293
HIERARCH ESO ISS PBLA13 START 20.6
HIERARCH ESO ISS PBLA13 END 21.0
HIERARCH ESO ISS PBL14 START 128.82
HIERARCH ESO ISS PBL14 END 128.955
HIERARCH ESO ISS PBLA14 START 46.393
HIERARCH ESO ISS PBLA14 END 46.896
HIERARCH ESO ISS PBL23 START 46.64
HIERARCH ESO ISS PBL23 END 46.641
HIERARCH ESO ISS PBLA23 START 27.7
HIERARCH ESO ISS PBLA23 END 28.1
HIERARCH ESO ISS PBL24 START 86.083
HIERARCH ESO ISS PBL24 END 86.302
HIERARCH ESO ISS PBLA24 START 66.448
HIERARCH ESO ISS PBLA24 END 66.957
HIERARCH ESO ISS PBL34 START 57.683
HIERARCH ESO ISS PBL34 END 57.918
HIERARCH ESO ISS PBLA34 START 96.888
HIERARCH ESO ISS PBLA34 END 97.305
HIERARCH ESO ISS AMBI TAU0 START 0.003372
HIERARCH ESO ISS AMBI TAU0 END 0.00347
HIERARCH ESO ISS AMBI TEMP 10.5
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.63