Exposure
ID
GRAVI.2025-07-09T02:11:25.280_1
Header ID
GRAVI.2025-07-09T02:11:25.280
Date updated
2025-07-09 02:20:45 UTC+0000
Release date
2026-07-09 02:20:44 UTC+0000
UTC Start
2025-07-09 02:11:25.280
UTC End
2025-07-09 02:14:05.280
MJD Start
60865.09126482
MJD End
60865.09311667186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0055995
Ambient temperature (°C)
14.46
Seeing (arcsec)
0.49
Observation
ID
68429
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
50864
Name
RU_Lup
RA
239.177774
DEC
-37.82108
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 54.4320 54.3510 31.2000 31.5000
U1-U3 98.5600 98.3840 37.7000 38.1000
U1-U4 126.5150 126.2220 66.6750 67.0700
U2-U3 44.9230 44.8310 45.7000 46.1000
U2-U4 88.0870 87.9260 87.7160 88.1630
U3-U4 62.4040 62.3760 116.5000 116.9650
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 60865.09126482
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.177774
DEC -37.82108
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 54.432
HIERARCH ESO ISS PBL12 END 54.351
HIERARCH ESO ISS PBLA12 START 31.2
HIERARCH ESO ISS PBLA12 END 31.5
HIERARCH ESO ISS PBL13 START 98.56
HIERARCH ESO ISS PBL13 END 98.384
HIERARCH ESO ISS PBLA13 START 37.7
HIERARCH ESO ISS PBLA13 END 38.1
HIERARCH ESO ISS PBL14 START 126.515
HIERARCH ESO ISS PBL14 END 126.222
HIERARCH ESO ISS PBLA14 START 66.675
HIERARCH ESO ISS PBLA14 END 67.07
HIERARCH ESO ISS PBL23 START 44.923
HIERARCH ESO ISS PBL23 END 44.831
HIERARCH ESO ISS PBLA23 START 45.7
HIERARCH ESO ISS PBLA23 END 46.1
HIERARCH ESO ISS PBL24 START 88.087
HIERARCH ESO ISS PBL24 END 87.926
HIERARCH ESO ISS PBLA24 START 87.716
HIERARCH ESO ISS PBLA24 END 88.163
HIERARCH ESO ISS PBL34 START 62.404
HIERARCH ESO ISS PBL34 END 62.376
HIERARCH ESO ISS PBLA34 START 116.5
HIERARCH ESO ISS PBLA34 END 116.965
HIERARCH ESO ISS AMBI TAU0 START 0.004472
HIERARCH ESO ISS AMBI TAU0 END 0.006727
HIERARCH ESO ISS AMBI TEMP 14.46
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.47