Exposure
ID
GRAVI.2025-07-12T00:59:15.547_1
Header ID
GRAVI.2025-07-12T00:59:15.547
Date updated
2025-07-12 01:10:43 UTC+0000
Release date
2026-07-12 01:10:43 UTC+0000
UTC Start
2025-07-12 00:59:15.547
UTC End
2025-07-12 01:01:55.547
MJD Start
60868.04115216
MJD End
60868.04300401186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002253
Ambient temperature (°C)
10.32
Seeing (arcsec)
1.0050000000000001
Observation
ID
68694
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
51108
Name
RU_Lup
RA
239.178385
DEC
-37.82144
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 55.6650 55.6230 24.3000 24.6000
U1-U3 101.1460 101.0610 30.6000 31.0000
U1-U4 130.0190 129.9530 58.1600 58.5940
U2-U3 46.2310 46.1910 38.2000 38.6000
U2-U4 89.3800 89.4050 78.4840 78.9390
U3-U4 61.7990 61.8840 107.3940 107.8200
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 60868.04115216
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178385
DEC -37.82144
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 55.665
HIERARCH ESO ISS PBL12 END 55.623
HIERARCH ESO ISS PBLA12 START 24.3
HIERARCH ESO ISS PBLA12 END 24.6
HIERARCH ESO ISS PBL13 START 101.146
HIERARCH ESO ISS PBL13 END 101.061
HIERARCH ESO ISS PBLA13 START 30.6
HIERARCH ESO ISS PBLA13 END 31.0
HIERARCH ESO ISS PBL14 START 130.019
HIERARCH ESO ISS PBL14 END 129.953
HIERARCH ESO ISS PBLA14 START 58.16
HIERARCH ESO ISS PBLA14 END 58.594
HIERARCH ESO ISS PBL23 START 46.231
HIERARCH ESO ISS PBL23 END 46.191
HIERARCH ESO ISS PBLA23 START 38.2
HIERARCH ESO ISS PBLA23 END 38.6
HIERARCH ESO ISS PBL24 START 89.38
HIERARCH ESO ISS PBL24 END 89.405
HIERARCH ESO ISS PBLA24 START 78.484
HIERARCH ESO ISS PBLA24 END 78.939
HIERARCH ESO ISS PBL34 START 61.799
HIERARCH ESO ISS PBL34 END 61.884
HIERARCH ESO ISS PBLA34 START 107.394
HIERARCH ESO ISS PBLA34 END 107.82
HIERARCH ESO ISS AMBI TAU0 START 0.002502
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.32
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 1.09