Exposure
ID
GRAVI.2025-07-11T01:44:35.822_1
Header ID
GRAVI.2025-07-11T01:44:35.822
Date updated
2025-07-11 01:55:42 UTC+0000
Release date
2026-07-11 01:55:41 UTC+0000
UTC Start
2025-07-11 01:44:35.822
UTC End
2025-07-11 01:47:15.822
MJD Start
60867.07263683
MJD End
60867.07448868186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0034714999999999998
Ambient temperature (°C)
11.27
Seeing (arcsec)
0.78
Observation
ID
68619
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
51034
Name
RU_Lup
RA
239.178863
DEC
-37.82145
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 54.9070 54.8390 29.1000 29.4000
U1-U3 99.5740 99.4300 35.6000 35.9000
U1-U4 128.1210 127.9040 64.0760 64.4810
U2-U3 45.4520 45.3770 43.5000 43.8000
U2-U4 88.9060 88.8040 84.8190 85.2650
U3-U4 62.4660 62.4710 113.5430 113.9930
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 60867.07263683
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178863
DEC -37.82145
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 54.907
HIERARCH ESO ISS PBL12 END 54.839
HIERARCH ESO ISS PBLA12 START 29.1
HIERARCH ESO ISS PBLA12 END 29.4
HIERARCH ESO ISS PBL13 START 99.574
HIERARCH ESO ISS PBL13 END 99.43
HIERARCH ESO ISS PBLA13 START 35.6
HIERARCH ESO ISS PBLA13 END 35.9
HIERARCH ESO ISS PBL14 START 128.121
HIERARCH ESO ISS PBL14 END 127.904
HIERARCH ESO ISS PBLA14 START 64.076
HIERARCH ESO ISS PBLA14 END 64.481
HIERARCH ESO ISS PBL23 START 45.452
HIERARCH ESO ISS PBL23 END 45.377
HIERARCH ESO ISS PBLA23 START 43.5
HIERARCH ESO ISS PBLA23 END 43.8
HIERARCH ESO ISS PBL24 START 88.906
HIERARCH ESO ISS PBL24 END 88.804
HIERARCH ESO ISS PBLA24 START 84.819
HIERARCH ESO ISS PBLA24 END 85.265
HIERARCH ESO ISS PBL34 START 62.466
HIERARCH ESO ISS PBL34 END 62.471
HIERARCH ESO ISS PBLA34 START 113.543
HIERARCH ESO ISS PBLA34 END 113.993
HIERARCH ESO ISS AMBI TAU0 START 0.003582
HIERARCH ESO ISS AMBI TAU0 END 0.003361
HIERARCH ESO ISS AMBI TEMP 11.27
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.83