Exposure
ID
GRAVI.2025-07-10T03:21:09.658_1
Header ID
GRAVI.2025-07-10T03:21:09.658
Date updated
2025-07-10 03:30:41 UTC+0000
Release date
2026-07-10 03:30:41 UTC+0000
UTC Start
2025-07-10 03:21:09.658
UTC End
2025-07-10 03:23:49.658
MJD Start
60866.13969512
MJD End
60866.141546971856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0061790000000000005
Ambient temperature (°C)
13.5
Seeing (arcsec)
0.4
Observation
ID
68521
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
50956
Name
RU_Lup
RA
239.178057
DEC
-37.82107
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 51.6390 51.4930 38.2000 38.4000
U1-U3 92.4860 92.1680 45.0000 45.3000
U1-U4 115.5100 114.9120 76.3290 76.7090
U2-U3 41.6650 41.4930 53.5000 53.7000
U2-U4 81.4030 81.0300 99.3920 99.8880
U3-U4 60.3700 60.2430 129.1180 129.6690
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 60866.13969512
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178057
DEC -37.82107
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 51.639
HIERARCH ESO ISS PBL12 END 51.493
HIERARCH ESO ISS PBLA12 START 38.2
HIERARCH ESO ISS PBLA12 END 38.4
HIERARCH ESO ISS PBL13 START 92.486
HIERARCH ESO ISS PBL13 END 92.168
HIERARCH ESO ISS PBLA13 START 45.0
HIERARCH ESO ISS PBLA13 END 45.3
HIERARCH ESO ISS PBL14 START 115.51
HIERARCH ESO ISS PBL14 END 114.912
HIERARCH ESO ISS PBLA14 START 76.329
HIERARCH ESO ISS PBLA14 END 76.709
HIERARCH ESO ISS PBL23 START 41.665
HIERARCH ESO ISS PBL23 END 41.493
HIERARCH ESO ISS PBLA23 START 53.5
HIERARCH ESO ISS PBLA23 END 53.7
HIERARCH ESO ISS PBL24 START 81.403
HIERARCH ESO ISS PBL24 END 81.03
HIERARCH ESO ISS PBLA24 START 99.392
HIERARCH ESO ISS PBLA24 END 99.888
HIERARCH ESO ISS PBL34 START 60.37
HIERARCH ESO ISS PBL34 END 60.243
HIERARCH ESO ISS PBLA34 START 129.118
HIERARCH ESO ISS PBLA34 END 129.669
HIERARCH ESO ISS AMBI TAU0 START 0.006681
HIERARCH ESO ISS AMBI TAU0 END 0.005677
HIERARCH ESO ISS AMBI TEMP 13.5
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.41