Exposure
ID
GRAVI.2025-07-10T03:41:06.710_1
Header ID
GRAVI.2025-07-10T03:41:06.710
Date updated
2025-07-10 03:55:37 UTC+0000
Release date
2026-07-10 03:55:37 UTC+0000
UTC Start
2025-07-10 03:41:06.710
UTC End
2025-07-10 03:43:46.710
MJD Start
60866.15354988
MJD End
60866.155401731856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0061795
Ambient temperature (°C)
13.37
Seeing (arcsec)
0.385
Observation
ID
68526
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
50961
Name
RU_Lup
RA
239.178051
DEC
-37.82109
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 50.5920 50.4270 39.8000 40.0000
U1-U3 90.2010 89.8400 46.7000 46.9000
U1-U4 111.2140 110.5350 78.9220 79.3060
U2-U3 40.4280 40.2330 55.3000 55.6000
U2-U4 78.7210 78.2980 102.8380 103.3610
U3-U4 59.4560 59.3130 132.9480 133.5290
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 60866.15354988
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178051
DEC -37.82109
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 50.592
HIERARCH ESO ISS PBL12 END 50.427
HIERARCH ESO ISS PBLA12 START 39.8
HIERARCH ESO ISS PBLA12 END 40.0
HIERARCH ESO ISS PBL13 START 90.201
HIERARCH ESO ISS PBL13 END 89.84
HIERARCH ESO ISS PBLA13 START 46.7
HIERARCH ESO ISS PBLA13 END 46.9
HIERARCH ESO ISS PBL14 START 111.214
HIERARCH ESO ISS PBL14 END 110.535
HIERARCH ESO ISS PBLA14 START 78.922
HIERARCH ESO ISS PBLA14 END 79.306
HIERARCH ESO ISS PBL23 START 40.428
HIERARCH ESO ISS PBL23 END 40.233
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 78.721
HIERARCH ESO ISS PBL24 END 78.298
HIERARCH ESO ISS PBLA24 START 102.838
HIERARCH ESO ISS PBLA24 END 103.361
HIERARCH ESO ISS PBL34 START 59.456
HIERARCH ESO ISS PBL34 END 59.313
HIERARCH ESO ISS PBLA34 START 132.948
HIERARCH ESO ISS PBLA34 END 133.529
HIERARCH ESO ISS AMBI TAU0 START 0.005852
HIERARCH ESO ISS AMBI TAU0 END 0.006507
HIERARCH ESO ISS AMBI TEMP 13.37
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.38