Exposure
ID
GRAVI.2025-07-12T03:40:33.957_1
Header ID
GRAVI.2025-07-12T03:40:33.957
Date updated
2025-07-12 03:50:45 UTC+0000
Release date
2026-07-12 03:50:45 UTC+0000
UTC Start
2025-07-12 03:40:33.957
UTC End
2025-07-12 03:43:13.957
MJD Start
60868.1531708
MJD End
60868.15502265185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.2
Seeing (arcsec)
1.14
Observation
ID
68726
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
51140
Name
RU_Lup
RA
239.178146
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 50.1750 50.0040 40.4000 40.6000
U1-U3 89.2900 88.9180 47.3000 47.5000
U1-U4 109.5010 108.8010 79.8820 80.2640
U2-U3 39.9350 39.7340 55.9000 56.2000
U2-U4 77.6560 77.2230 104.1510 104.6800
U3-U4 59.0960 58.9500 134.4060 134.9920
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 60868.1531708
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178146
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 50.175
HIERARCH ESO ISS PBL12 END 50.004
HIERARCH ESO ISS PBLA12 START 40.4
HIERARCH ESO ISS PBLA12 END 40.6
HIERARCH ESO ISS PBL13 START 89.29
HIERARCH ESO ISS PBL13 END 88.918
HIERARCH ESO ISS PBLA13 START 47.3
HIERARCH ESO ISS PBLA13 END 47.5
HIERARCH ESO ISS PBL14 START 109.501
HIERARCH ESO ISS PBL14 END 108.801
HIERARCH ESO ISS PBLA14 START 79.882
HIERARCH ESO ISS PBLA14 END 80.264
HIERARCH ESO ISS PBL23 START 39.935
HIERARCH ESO ISS PBL23 END 39.734
HIERARCH ESO ISS PBLA23 START 55.9
HIERARCH ESO ISS PBLA23 END 56.2
HIERARCH ESO ISS PBL24 START 77.656
HIERARCH ESO ISS PBL24 END 77.223
HIERARCH ESO ISS PBLA24 START 104.151
HIERARCH ESO ISS PBLA24 END 104.68
HIERARCH ESO ISS PBL34 START 59.096
HIERARCH ESO ISS PBL34 END 58.95
HIERARCH ESO ISS PBLA34 START 134.406
HIERARCH ESO ISS PBLA34 END 134.992
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.2
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14