Exposure
ID
GRAVI.2025-07-12T01:29:27.623_1
Header ID
GRAVI.2025-07-12T01:29:27.623
Date updated
2025-07-12 01:40:47 UTC+0000
Release date
2026-07-12 01:40:46 UTC+0000
UTC Start
2025-07-12 01:29:27.623
UTC End
2025-07-12 01:32:07.623
MJD Start
60868.06212527
MJD End
60868.063977121856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.26
Seeing (arcsec)
1.13
Observation
ID
68700
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
51114
Name
RU_Lup
RA
239.17843
DEC
-37.82142
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 55.1480 55.0880 27.8000 28.2000
U1-U3 100.0830 99.9560 34.3000 34.6000
U1-U4 128.8480 128.6730 62.5190 62.9310
U2-U3 45.7110 45.6470 42.1000 42.5000
U2-U4 89.2120 89.1450 83.1200 83.5670
U3-U4 62.3970 62.4230 111.8500 112.2920
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 60868.06212527
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.17843
DEC -37.82142
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 55.148
HIERARCH ESO ISS PBL12 END 55.088
HIERARCH ESO ISS PBLA12 START 27.8
HIERARCH ESO ISS PBLA12 END 28.2
HIERARCH ESO ISS PBL13 START 100.083
HIERARCH ESO ISS PBL13 END 99.956
HIERARCH ESO ISS PBLA13 START 34.3
HIERARCH ESO ISS PBLA13 END 34.6
HIERARCH ESO ISS PBL14 START 128.848
HIERARCH ESO ISS PBL14 END 128.673
HIERARCH ESO ISS PBLA14 START 62.519
HIERARCH ESO ISS PBLA14 END 62.931
HIERARCH ESO ISS PBL23 START 45.711
HIERARCH ESO ISS PBL23 END 45.647
HIERARCH ESO ISS PBLA23 START 42.1
HIERARCH ESO ISS PBLA23 END 42.5
HIERARCH ESO ISS PBL24 START 89.212
HIERARCH ESO ISS PBL24 END 89.145
HIERARCH ESO ISS PBLA24 START 83.12
HIERARCH ESO ISS PBLA24 END 83.567
HIERARCH ESO ISS PBL34 START 62.397
HIERARCH ESO ISS PBL34 END 62.423
HIERARCH ESO ISS PBLA34 START 111.85
HIERARCH ESO ISS PBLA34 END 112.292
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.26
HIERARCH ESO ISS AMBI FWHM START 1.32
HIERARCH ESO ISS AMBI FWHM END 0.94