Exposure
ID
GRAVI.2025-07-11T04:21:24.221_1
Header ID
GRAVI.2025-07-11T04:21:24.221
Date updated
2025-07-11 04:30:44 UTC+0000
Release date
2026-07-11 04:30:44 UTC+0000
UTC Start
2025-07-11 04:21:24.221
UTC End
2025-07-11 04:24:04.221
MJD Start
60867.18153034
MJD End
60867.183382191855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0054705
Ambient temperature (°C)
10.64
Seeing (arcsec)
0.38
Observation
ID
68651
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
51066
Name
RU_Lup
RA
239.178834
DEC
-37.8216
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 47.7850 47.5770 42.9000 43.1000
U1-U3 84.0880 83.6370 49.9000 50.1000
U1-U4 99.7570 98.9170 84.8570 85.2610
U2-U3 37.1210 36.8770 59.0000 59.2000
U2-U4 71.7160 71.2160 111.2970 111.9020
U3-U4 57.1690 57.0140 142.2280 142.8760
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 60867.18153034
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178834
DEC -37.8216
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 47.785
HIERARCH ESO ISS PBL12 END 47.577
HIERARCH ESO ISS PBLA12 START 42.9
HIERARCH ESO ISS PBLA12 END 43.1
HIERARCH ESO ISS PBL13 START 84.088
HIERARCH ESO ISS PBL13 END 83.637
HIERARCH ESO ISS PBLA13 START 49.9
HIERARCH ESO ISS PBLA13 END 50.1
HIERARCH ESO ISS PBL14 START 99.757
HIERARCH ESO ISS PBL14 END 98.917
HIERARCH ESO ISS PBLA14 START 84.857
HIERARCH ESO ISS PBLA14 END 85.261
HIERARCH ESO ISS PBL23 START 37.121
HIERARCH ESO ISS PBL23 END 36.877
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 59.2
HIERARCH ESO ISS PBL24 START 71.716
HIERARCH ESO ISS PBL24 END 71.216
HIERARCH ESO ISS PBLA24 START 111.297
HIERARCH ESO ISS PBLA24 END 111.902
HIERARCH ESO ISS PBL34 START 57.169
HIERARCH ESO ISS PBL34 END 57.014
HIERARCH ESO ISS PBLA34 START 142.228
HIERARCH ESO ISS PBLA34 END 142.876
HIERARCH ESO ISS AMBI TAU0 START 0.005512
HIERARCH ESO ISS AMBI TAU0 END 0.005429
HIERARCH ESO ISS AMBI TEMP 10.64
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.4