Exposure
ID
GRAVI.2025-07-11T00:14:20.593_1
Header ID
GRAVI.2025-07-11T00:14:20.593
Date updated
2025-07-11 00:25:40 UTC+0000
Release date
2026-07-11 00:25:40 UTC+0000
UTC Start
2025-07-11 00:14:20.593
UTC End
2025-07-11 00:17:00.593
MJD Start
60867.00996057
MJD End
60867.01181242186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0048115
Ambient temperature (°C)
11.66
Seeing (arcsec)
0.575
Observation
ID
68599
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
51014
Name
RU_Lup
RA
239.178667
DEC
-37.8215
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 56.1720 56.1510 18.1000 18.4000
U1-U3 102.0970 102.0610 24.1000 24.5000
U1-U4 129.7630 129.8440 50.5370 51.0170
U2-U3 46.6100 46.6000 31.4000 31.8000
U2-U4 87.7230 87.8850 70.6460 71.1340
U3-U4 59.4860 59.6730 100.3930 100.8110
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 60867.00996057
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178667
DEC -37.8215
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 56.172
HIERARCH ESO ISS PBL12 END 56.151
HIERARCH ESO ISS PBLA12 START 18.1
HIERARCH ESO ISS PBLA12 END 18.4
HIERARCH ESO ISS PBL13 START 102.097
HIERARCH ESO ISS PBL13 END 102.061
HIERARCH ESO ISS PBLA13 START 24.1
HIERARCH ESO ISS PBLA13 END 24.5
HIERARCH ESO ISS PBL14 START 129.763
HIERARCH ESO ISS PBL14 END 129.844
HIERARCH ESO ISS PBLA14 START 50.537
HIERARCH ESO ISS PBLA14 END 51.017
HIERARCH ESO ISS PBL23 START 46.61
HIERARCH ESO ISS PBL23 END 46.6
HIERARCH ESO ISS PBLA23 START 31.4
HIERARCH ESO ISS PBLA23 END 31.8
HIERARCH ESO ISS PBL24 START 87.723
HIERARCH ESO ISS PBL24 END 87.885
HIERARCH ESO ISS PBLA24 START 70.646
HIERARCH ESO ISS PBLA24 END 71.134
HIERARCH ESO ISS PBL34 START 59.486
HIERARCH ESO ISS PBL34 END 59.673
HIERARCH ESO ISS PBLA34 START 100.393
HIERARCH ESO ISS PBLA34 END 100.811
HIERARCH ESO ISS AMBI TAU0 START 0.004878
HIERARCH ESO ISS AMBI TAU0 END 0.004745
HIERARCH ESO ISS AMBI TEMP 11.66
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.54