Exposure
ID
GRAVI.2025-07-09T02:38:40.349_1
Header ID
GRAVI.2025-07-09T02:38:40.349
Date updated
2025-07-09 02:55:40 UTC+0000
Release date
2026-07-09 02:55:40 UTC+0000
UTC Start
2025-07-09 02:38:40.349
UTC End
2025-07-09 02:44:40.349
MJD Start
60865.11018923
MJD End
60865.114355896665
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.005773
Ambient temperature (°C)
13.79
Seeing (arcsec)
0.5
Observation
ID
68435
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
50870
Name
RU_Lup
RA
239.177948
DEC
-37.82104
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 53.5850 53.3600 33.9000 34.6000
U1-U3 96.7270 96.2390 40.6000 41.3000
U1-U4 123.3370 122.4600 70.2990 71.1200
U2-U3 43.9500 43.6890 48.8000 49.4000
U2-U4 86.2470 85.7160 91.9090 92.8880
U3-U4 61.9530 61.7950 120.9250 121.9790
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 60865.11018923
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.177948
DEC -37.82104
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 53.585
HIERARCH ESO ISS PBL12 END 53.36
HIERARCH ESO ISS PBLA12 START 33.9
HIERARCH ESO ISS PBLA12 END 34.6
HIERARCH ESO ISS PBL13 START 96.727
HIERARCH ESO ISS PBL13 END 96.239
HIERARCH ESO ISS PBLA13 START 40.6
HIERARCH ESO ISS PBLA13 END 41.3
HIERARCH ESO ISS PBL14 START 123.337
HIERARCH ESO ISS PBL14 END 122.46
HIERARCH ESO ISS PBLA14 START 70.299
HIERARCH ESO ISS PBLA14 END 71.12
HIERARCH ESO ISS PBL23 START 43.95
HIERARCH ESO ISS PBL23 END 43.689
HIERARCH ESO ISS PBLA23 START 48.8
HIERARCH ESO ISS PBLA23 END 49.4
HIERARCH ESO ISS PBL24 START 86.247
HIERARCH ESO ISS PBL24 END 85.716
HIERARCH ESO ISS PBLA24 START 91.909
HIERARCH ESO ISS PBLA24 END 92.888
HIERARCH ESO ISS PBL34 START 61.953
HIERARCH ESO ISS PBL34 END 61.795
HIERARCH ESO ISS PBLA34 START 120.925
HIERARCH ESO ISS PBLA34 END 121.979
HIERARCH ESO ISS AMBI TAU0 START 0.005773
HIERARCH ESO ISS AMBI TAU0 END 0.005773
HIERARCH ESO ISS AMBI TEMP 13.79
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.5