Exposure
ID
GRAVI.2025-07-11T23:15:51.284_1
Header ID
GRAVI.2025-07-11T23:15:51.284
Date updated
2025-07-11 23:25:45 UTC+0000
Release date
2026-07-11 23:25:45 UTC+0000
UTC Start
2025-07-11 23:15:51.284
UTC End
2025-07-11 23:18:31.284
MJD Start
60867.96934356
MJD End
60867.971195411854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002646
Ambient temperature (°C)
10.32
Seeing (arcsec)
0.8049999999999999
Observation
ID
68673
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
51087
Name
RU_Lup
RA
239.178289
DEC
-37.82151
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 56.4200 56.4120 10.6000 11.0000
U1-U3 102.4210 102.4160 16.2000 16.6000
U1-U4 127.1330 127.3180 40.9740 41.5210
U2-U3 46.5840 46.5930 22.9000 23.4000
U2-U4 83.4630 83.7450 60.9440 61.5020
U3-U4 54.9020 55.2010 92.4930 92.9300
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 60867.96934356
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178289
DEC -37.82151
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 56.42
HIERARCH ESO ISS PBL12 END 56.412
HIERARCH ESO ISS PBLA12 START 10.6
HIERARCH ESO ISS PBLA12 END 11.0
HIERARCH ESO ISS PBL13 START 102.421
HIERARCH ESO ISS PBL13 END 102.416
HIERARCH ESO ISS PBLA13 START 16.2
HIERARCH ESO ISS PBLA13 END 16.6
HIERARCH ESO ISS PBL14 START 127.133
HIERARCH ESO ISS PBL14 END 127.318
HIERARCH ESO ISS PBLA14 START 40.974
HIERARCH ESO ISS PBLA14 END 41.521
HIERARCH ESO ISS PBL23 START 46.584
HIERARCH ESO ISS PBL23 END 46.593
HIERARCH ESO ISS PBLA23 START 22.9
HIERARCH ESO ISS PBLA23 END 23.4
HIERARCH ESO ISS PBL24 START 83.463
HIERARCH ESO ISS PBL24 END 83.745
HIERARCH ESO ISS PBLA24 START 60.944
HIERARCH ESO ISS PBLA24 END 61.502
HIERARCH ESO ISS PBL34 START 54.902
HIERARCH ESO ISS PBL34 END 55.201
HIERARCH ESO ISS PBLA34 START 92.493
HIERARCH ESO ISS PBLA34 END 92.93
HIERARCH ESO ISS AMBI TAU0 START 0.00266
HIERARCH ESO ISS AMBI TAU0 END 0.002632
HIERARCH ESO ISS AMBI TEMP 10.32
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.83