Exposure
ID
GRAVI.2025-07-11T00:27:56.627_1
Header ID
GRAVI.2025-07-11T00:27:56.627
Date updated
2025-07-11 00:40:45 UTC+0000
Release date
2026-07-11 00:40:45 UTC+0000
UTC Start
2025-07-11 00:27:56.627
UTC End
2025-07-11 00:30:36.627
MJD Start
60867.01940541
MJD End
60867.021257261855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004307
Ambient temperature (°C)
11.52
Seeing (arcsec)
0.495
Observation
ID
68602
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
51017
Name
RU_Lup
RA
239.17868
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 56.0650 56.0390 19.8000 20.2000
U1-U3 101.9120 101.8650 26.0000 26.4000
U1-U4 130.0720 130.1160 52.7380 53.2040
U2-U3 46.5530 46.5360 33.3000 33.8000
U2-U4 88.4110 88.5370 72.8870 73.3630
U3-U4 60.3010 60.4590 102.3290 102.7470
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 60867.01940541
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.17868
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 56.065
HIERARCH ESO ISS PBL12 END 56.039
HIERARCH ESO ISS PBLA12 START 19.8
HIERARCH ESO ISS PBLA12 END 20.2
HIERARCH ESO ISS PBL13 START 101.912
HIERARCH ESO ISS PBL13 END 101.865
HIERARCH ESO ISS PBLA13 START 26.0
HIERARCH ESO ISS PBLA13 END 26.4
HIERARCH ESO ISS PBL14 START 130.072
HIERARCH ESO ISS PBL14 END 130.116
HIERARCH ESO ISS PBLA14 START 52.738
HIERARCH ESO ISS PBLA14 END 53.204
HIERARCH ESO ISS PBL23 START 46.553
HIERARCH ESO ISS PBL23 END 46.536
HIERARCH ESO ISS PBLA23 START 33.3
HIERARCH ESO ISS PBLA23 END 33.8
HIERARCH ESO ISS PBL24 START 88.411
HIERARCH ESO ISS PBL24 END 88.537
HIERARCH ESO ISS PBLA24 START 72.887
HIERARCH ESO ISS PBLA24 END 73.363
HIERARCH ESO ISS PBL34 START 60.301
HIERARCH ESO ISS PBL34 END 60.459
HIERARCH ESO ISS PBLA34 START 102.329
HIERARCH ESO ISS PBLA34 END 102.747
HIERARCH ESO ISS AMBI TAU0 START 0.004039
HIERARCH ESO ISS AMBI TAU0 END 0.004575
HIERARCH ESO ISS AMBI TEMP 11.52
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.48