Exposure
ID
GRAVI.2025-07-11T23:19:06.292_1
Header ID
GRAVI.2025-07-11T23:19:06.292
Date updated
2025-07-11 23:30:41 UTC+0000
Release date
2026-07-11 23:30:41 UTC+0000
UTC Start
2025-07-11 23:19:06.292
UTC End
2025-07-11 23:21:46.292
MJD Start
60867.9716006
MJD End
60867.97345245186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0026645
Ambient temperature (°C)
10.34
Seeing (arcsec)
0.83
Observation
ID
68672
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
51086
Name
RU_Lup
RA
239.178286
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 56.4110 56.4030 11.1000 11.5000
U1-U3 102.4150 102.4090 16.7000 17.1000
U1-U4 127.3370 127.5150 41.5770 42.1130
U2-U3 46.5930 46.6010 23.4000 23.9000
U2-U4 83.7730 84.0460 61.5590 62.1050
U3-U4 55.2310 55.5200 92.9740 93.4040
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 60867.9716006
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178286
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 56.411
HIERARCH ESO ISS PBL12 END 56.403
HIERARCH ESO ISS PBLA12 START 11.1
HIERARCH ESO ISS PBLA12 END 11.5
HIERARCH ESO ISS PBL13 START 102.415
HIERARCH ESO ISS PBL13 END 102.409
HIERARCH ESO ISS PBLA13 START 16.7
HIERARCH ESO ISS PBLA13 END 17.1
HIERARCH ESO ISS PBL14 START 127.337
HIERARCH ESO ISS PBL14 END 127.515
HIERARCH ESO ISS PBLA14 START 41.577
HIERARCH ESO ISS PBLA14 END 42.113
HIERARCH ESO ISS PBL23 START 46.593
HIERARCH ESO ISS PBL23 END 46.601
HIERARCH ESO ISS PBLA23 START 23.4
HIERARCH ESO ISS PBLA23 END 23.9
HIERARCH ESO ISS PBL24 START 83.773
HIERARCH ESO ISS PBL24 END 84.046
HIERARCH ESO ISS PBLA24 START 61.559
HIERARCH ESO ISS PBLA24 END 62.105
HIERARCH ESO ISS PBL34 START 55.231
HIERARCH ESO ISS PBL34 END 55.52
HIERARCH ESO ISS PBLA34 START 92.974
HIERARCH ESO ISS PBLA34 END 93.404
HIERARCH ESO ISS AMBI TAU0 START 0.002632
HIERARCH ESO ISS AMBI TAU0 END 0.002697
HIERARCH ESO ISS AMBI TEMP 10.34
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83