Exposure
ID
GRAVI.2025-07-09T04:00:07.557_1
Header ID
GRAVI.2025-07-09T04:00:07.557
Date updated
2025-07-09 04:10:42 UTC+0000
Release date
2026-07-09 04:10:42 UTC+0000
UTC Start
2025-07-09 04:00:07.557
UTC End
2025-07-09 04:02:47.557
MJD Start
60865.16675413
MJD End
60865.16860598185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.00651
Ambient temperature (°C)
13.96
Seeing (arcsec)
0.56
Observation
ID
68452
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
50887
Name
RU_Lup
RA
239.178302
DEC
-37.82098
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 49.7110 49.5330 40.9000 41.2000
U1-U3 88.2800 87.8910 47.9000 48.1000
U1-U4 107.6010 106.8710 80.9090 81.2940
U2-U3 39.3880 39.1780 56.6000 56.9000
U2-U4 76.4820 76.0320 105.5800 106.1220
U3-U4 58.7030 58.5540 135.9880 136.5870
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 60865.16675413
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178302
DEC -37.82098
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 49.711
HIERARCH ESO ISS PBL12 END 49.533
HIERARCH ESO ISS PBLA12 START 40.9
HIERARCH ESO ISS PBLA12 END 41.2
HIERARCH ESO ISS PBL13 START 88.28
HIERARCH ESO ISS PBL13 END 87.891
HIERARCH ESO ISS PBLA13 START 47.9
HIERARCH ESO ISS PBLA13 END 48.1
HIERARCH ESO ISS PBL14 START 107.601
HIERARCH ESO ISS PBL14 END 106.871
HIERARCH ESO ISS PBLA14 START 80.909
HIERARCH ESO ISS PBLA14 END 81.294
HIERARCH ESO ISS PBL23 START 39.388
HIERARCH ESO ISS PBL23 END 39.178
HIERARCH ESO ISS PBLA23 START 56.6
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 76.482
HIERARCH ESO ISS PBL24 END 76.032
HIERARCH ESO ISS PBLA24 START 105.58
HIERARCH ESO ISS PBLA24 END 106.122
HIERARCH ESO ISS PBL34 START 58.703
HIERARCH ESO ISS PBL34 END 58.554
HIERARCH ESO ISS PBLA34 START 135.988
HIERARCH ESO ISS PBLA34 END 136.587
HIERARCH ESO ISS AMBI TAU0 START 0.006601
HIERARCH ESO ISS AMBI TAU0 END 0.006419
HIERARCH ESO ISS AMBI TEMP 13.96
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.57