Exposure
ID
GRAVI.2025-07-09T03:43:22.514_1
Header ID
GRAVI.2025-07-09T03:43:22.514
Date updated
2025-07-09 03:55:43 UTC+0000
Release date
2026-07-09 03:55:43 UTC+0000
UTC Start
2025-07-09 03:43:22.514
UTC End
2025-07-09 03:46:02.514
MJD Start
60865.15512169
MJD End
60865.15697354185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0066505
Ambient temperature (°C)
13.99
Seeing (arcsec)
0.49
Observation
ID
68448
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
50883
Name
RU_Lup
RA
239.178222
DEC
-37.82098
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 50.6860 50.5220 39.7000 39.9000
U1-U3 90.4060 90.0490 46.5000 46.8000
U1-U4 111.6000 110.9280 78.7040 79.0870
U2-U3 40.5390 40.3460 55.1000 55.4000
U2-U4 78.9610 78.5430 102.5410 103.0620
U3-U4 59.5370 59.3950 132.6180 133.1970
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 60865.15512169
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178222
DEC -37.82098
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 50.686
HIERARCH ESO ISS PBL12 END 50.522
HIERARCH ESO ISS PBLA12 START 39.7
HIERARCH ESO ISS PBLA12 END 39.9
HIERARCH ESO ISS PBL13 START 90.406
HIERARCH ESO ISS PBL13 END 90.049
HIERARCH ESO ISS PBLA13 START 46.5
HIERARCH ESO ISS PBLA13 END 46.8
HIERARCH ESO ISS PBL14 START 111.6
HIERARCH ESO ISS PBL14 END 110.928
HIERARCH ESO ISS PBLA14 START 78.704
HIERARCH ESO ISS PBLA14 END 79.087
HIERARCH ESO ISS PBL23 START 40.539
HIERARCH ESO ISS PBL23 END 40.346
HIERARCH ESO ISS PBLA23 START 55.1
HIERARCH ESO ISS PBLA23 END 55.4
HIERARCH ESO ISS PBL24 START 78.961
HIERARCH ESO ISS PBL24 END 78.543
HIERARCH ESO ISS PBLA24 START 102.541
HIERARCH ESO ISS PBLA24 END 103.062
HIERARCH ESO ISS PBL34 START 59.537
HIERARCH ESO ISS PBL34 END 59.395
HIERARCH ESO ISS PBLA34 START 132.618
HIERARCH ESO ISS PBLA34 END 133.197
HIERARCH ESO ISS AMBI TAU0 START 0.00607
HIERARCH ESO ISS AMBI TAU0 END 0.007231
HIERARCH ESO ISS AMBI TEMP 13.99
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.41