Exposure
ID
GRAVI.2025-07-10T00:15:09.185_1
Header ID
GRAVI.2025-07-10T00:15:09.185
Date updated
2025-07-10 00:25:38 UTC+0000
Release date
2026-07-10 00:25:38 UTC+0000
UTC Start
2025-07-10 00:15:09.185
UTC End
2025-07-10 00:17:49.185
MJD Start
60866.01052298
MJD End
60866.01237483186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0082605
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.345
Observation
ID
68487
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
50922
Name
RU_Lup
RA
239.178841
DEC
-37.82165
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 56.1940 56.1740 17.7000 18.0000
U1-U3 102.1320 102.0990 23.7000 24.1000
U1-U4 129.6690 129.7570 50.0210 50.5050
U2-U3 46.6190 46.6110 30.9000 31.3000
U2-U4 87.5410 87.7120 70.1220 70.6140
U3-U4 59.2790 59.4720 99.9480 100.3660
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 60866.01052298
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178841
DEC -37.82165
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 56.194
HIERARCH ESO ISS PBL12 END 56.174
HIERARCH ESO ISS PBLA12 START 17.7
HIERARCH ESO ISS PBLA12 END 18.0
HIERARCH ESO ISS PBL13 START 102.132
HIERARCH ESO ISS PBL13 END 102.099
HIERARCH ESO ISS PBLA13 START 23.7
HIERARCH ESO ISS PBLA13 END 24.1
HIERARCH ESO ISS PBL14 START 129.669
HIERARCH ESO ISS PBL14 END 129.757
HIERARCH ESO ISS PBLA14 START 50.021
HIERARCH ESO ISS PBLA14 END 50.505
HIERARCH ESO ISS PBL23 START 46.619
HIERARCH ESO ISS PBL23 END 46.611
HIERARCH ESO ISS PBLA23 START 30.9
HIERARCH ESO ISS PBLA23 END 31.3
HIERARCH ESO ISS PBL24 START 87.541
HIERARCH ESO ISS PBL24 END 87.712
HIERARCH ESO ISS PBLA24 START 70.122
HIERARCH ESO ISS PBLA24 END 70.614
HIERARCH ESO ISS PBL34 START 59.279
HIERARCH ESO ISS PBL34 END 59.472
HIERARCH ESO ISS PBLA34 START 99.948
HIERARCH ESO ISS PBLA34 END 100.366
HIERARCH ESO ISS AMBI TAU0 START 0.008573
HIERARCH ESO ISS AMBI TAU0 END 0.007948
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.33
HIERARCH ESO ISS AMBI FWHM END 0.36