Exposure
ID
GRAVI.2025-07-10T04:21:00.811_1
Header ID
GRAVI.2025-07-10T04:21:00.811
Date updated
2025-07-10 04:35:42 UTC+0000
Release date
2026-07-10 04:35:42 UTC+0000
UTC Start
2025-07-10 04:21:00.811
UTC End
2025-07-10 04:23:40.811
MJD Start
60866.18125939
MJD End
60866.18311124186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005084
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.445
Observation
ID
68532
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
50967
Name
RU_Lup
RA
239.178041
DEC
-37.82112
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 48.0870 47.8820 42.6000 42.8000
U1-U3 84.7460 84.2990 49.6000 49.8000
U1-U4 100.9820 100.1490 84.2620 84.6670
U2-U3 37.4760 37.2350 58.6000 58.9000
U2-U4 72.4500 71.9510 110.4130 111.0150
U3-U4 57.3980 57.2420 141.2760 141.9240
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 60866.18125939
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178041
DEC -37.82112
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 48.087
HIERARCH ESO ISS PBL12 END 47.882
HIERARCH ESO ISS PBLA12 START 42.6
HIERARCH ESO ISS PBLA12 END 42.8
HIERARCH ESO ISS PBL13 START 84.746
HIERARCH ESO ISS PBL13 END 84.299
HIERARCH ESO ISS PBLA13 START 49.6
HIERARCH ESO ISS PBLA13 END 49.8
HIERARCH ESO ISS PBL14 START 100.982
HIERARCH ESO ISS PBL14 END 100.149
HIERARCH ESO ISS PBLA14 START 84.262
HIERARCH ESO ISS PBLA14 END 84.667
HIERARCH ESO ISS PBL23 START 37.476
HIERARCH ESO ISS PBL23 END 37.235
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.9
HIERARCH ESO ISS PBL24 START 72.45
HIERARCH ESO ISS PBL24 END 71.951
HIERARCH ESO ISS PBLA24 START 110.413
HIERARCH ESO ISS PBLA24 END 111.015
HIERARCH ESO ISS PBL34 START 57.398
HIERARCH ESO ISS PBL34 END 57.242
HIERARCH ESO ISS PBLA34 START 141.276
HIERARCH ESO ISS PBLA34 END 141.924
HIERARCH ESO ISS AMBI TAU0 START 0.005071
HIERARCH ESO ISS AMBI TAU0 END 0.005097
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.45