Exposure
ID
GRAVI.2025-07-11T04:14:51.205_1
Header ID
GRAVI.2025-07-11T04:14:51.205
Date updated
2025-07-11 04:25:41 UTC+0000
Release date
2026-07-11 04:25:41 UTC+0000
UTC Start
2025-07-11 04:14:51.205
UTC End
2025-07-11 04:17:31.205
MJD Start
60867.17698154
MJD End
60867.17883339185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0060765
Ambient temperature (°C)
10.68
Seeing (arcsec)
0.37
Observation
ID
68649
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
51064
Name
RU_Lup
RA
239.178841
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 48.2420 48.0410 42.5000 42.7000
U1-U3 85.0820 84.6450 49.5000 49.7000
U1-U4 101.6090 100.7940 83.9540 84.3530
U2-U3 37.6580 37.4220 58.5000 58.7000
U2-U4 72.8270 72.3370 109.9590 110.5490
U3-U4 57.5170 57.3620 140.7850 141.4220
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 60867.17698154
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178841
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 48.242
HIERARCH ESO ISS PBL12 END 48.041
HIERARCH ESO ISS PBLA12 START 42.5
HIERARCH ESO ISS PBLA12 END 42.7
HIERARCH ESO ISS PBL13 START 85.082
HIERARCH ESO ISS PBL13 END 84.645
HIERARCH ESO ISS PBLA13 START 49.5
HIERARCH ESO ISS PBLA13 END 49.7
HIERARCH ESO ISS PBL14 START 101.609
HIERARCH ESO ISS PBL14 END 100.794
HIERARCH ESO ISS PBLA14 START 83.954
HIERARCH ESO ISS PBLA14 END 84.353
HIERARCH ESO ISS PBL23 START 37.658
HIERARCH ESO ISS PBL23 END 37.422
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 58.7
HIERARCH ESO ISS PBL24 START 72.827
HIERARCH ESO ISS PBL24 END 72.337
HIERARCH ESO ISS PBLA24 START 109.959
HIERARCH ESO ISS PBLA24 END 110.549
HIERARCH ESO ISS PBL34 START 57.517
HIERARCH ESO ISS PBL34 END 57.362
HIERARCH ESO ISS PBLA34 START 140.785
HIERARCH ESO ISS PBLA34 END 141.422
HIERARCH ESO ISS AMBI TAU0 START 0.006247
HIERARCH ESO ISS AMBI TAU0 END 0.005906
HIERARCH ESO ISS AMBI TEMP 10.68
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.36