Exposure
ID
GRAVI.2025-07-12T03:27:03.923_1
Header ID
GRAVI.2025-07-12T03:27:03.923
Date updated
2025-07-12 03:40:44 UTC+0000
Release date
2026-07-12 03:40:44 UTC+0000
UTC Start
2025-07-12 03:27:03.923
UTC End
2025-07-12 03:29:43.923
MJD Start
60868.1437954
MJD End
60868.145647251855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.21
Seeing (arcsec)
1.14
Observation
ID
68723
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
51137
Name
RU_Lup
RA
239.178148
DEC
-37.82128
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 50.9300 50.7720 39.3000 39.6000
U1-U3 90.9370 90.5940 46.2000 46.4000
U1-U4 112.6000 111.9540 78.1190 78.4970
U2-U3 40.8270 40.6410 54.7000 55.0000
U2-U4 79.5850 79.1810 101.7550 102.2630
U3-U4 59.7490 59.6120 131.7440 132.3090
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 60868.1437954
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178148
DEC -37.82128
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 50.93
HIERARCH ESO ISS PBL12 END 50.772
HIERARCH ESO ISS PBLA12 START 39.3
HIERARCH ESO ISS PBLA12 END 39.6
HIERARCH ESO ISS PBL13 START 90.937
HIERARCH ESO ISS PBL13 END 90.594
HIERARCH ESO ISS PBLA13 START 46.2
HIERARCH ESO ISS PBLA13 END 46.4
HIERARCH ESO ISS PBL14 START 112.6
HIERARCH ESO ISS PBL14 END 111.954
HIERARCH ESO ISS PBLA14 START 78.119
HIERARCH ESO ISS PBLA14 END 78.497
HIERARCH ESO ISS PBL23 START 40.827
HIERARCH ESO ISS PBL23 END 40.641
HIERARCH ESO ISS PBLA23 START 54.7
HIERARCH ESO ISS PBLA23 END 55.0
HIERARCH ESO ISS PBL24 START 79.585
HIERARCH ESO ISS PBL24 END 79.181
HIERARCH ESO ISS PBLA24 START 101.755
HIERARCH ESO ISS PBLA24 END 102.263
HIERARCH ESO ISS PBL34 START 59.749
HIERARCH ESO ISS PBL34 END 59.612
HIERARCH ESO ISS PBLA34 START 131.744
HIERARCH ESO ISS PBLA34 END 132.309
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.21
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14