Exposure
ID
GRAVI.2025-07-12T03:47:00.973_1
Header ID
GRAVI.2025-07-12T03:47:00.973
Date updated
2025-07-12 04:00:44 UTC+0000
Release date
2026-07-12 04:00:44 UTC+0000
UTC Start
2025-07-12 03:47:00.973
UTC End
2025-07-12 03:49:40.973
MJD Start
60868.15765015
MJD End
60868.15950200186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.18
Seeing (arcsec)
1.14
Observation
ID
68727
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
51141
Name
RU_Lup
RA
239.178141
DEC
-37.8213
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 49.7900 49.6110 40.9000 41.1000
U1-U3 88.4520 88.0610 47.8000 48.0000
U1-U4 107.9240 107.1910 80.7350 81.1240
U2-U3 39.4810 39.2700 56.5000 56.7000
U2-U4 76.6810 76.2290 105.3370 105.8830
U3-U4 58.7690 58.6190 135.7190 136.3230
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 60868.15765015
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178141
DEC -37.8213
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 49.79
HIERARCH ESO ISS PBL12 END 49.611
HIERARCH ESO ISS PBLA12 START 40.9
HIERARCH ESO ISS PBLA12 END 41.1
HIERARCH ESO ISS PBL13 START 88.452
HIERARCH ESO ISS PBL13 END 88.061
HIERARCH ESO ISS PBLA13 START 47.8
HIERARCH ESO ISS PBLA13 END 48.0
HIERARCH ESO ISS PBL14 START 107.924
HIERARCH ESO ISS PBL14 END 107.191
HIERARCH ESO ISS PBLA14 START 80.735
HIERARCH ESO ISS PBLA14 END 81.124
HIERARCH ESO ISS PBL23 START 39.481
HIERARCH ESO ISS PBL23 END 39.27
HIERARCH ESO ISS PBLA23 START 56.5
HIERARCH ESO ISS PBLA23 END 56.7
HIERARCH ESO ISS PBL24 START 76.681
HIERARCH ESO ISS PBL24 END 76.229
HIERARCH ESO ISS PBLA24 START 105.337
HIERARCH ESO ISS PBLA24 END 105.883
HIERARCH ESO ISS PBL34 START 58.769
HIERARCH ESO ISS PBL34 END 58.619
HIERARCH ESO ISS PBLA34 START 135.719
HIERARCH ESO ISS PBLA34 END 136.323
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.18
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14