Exposure
ID
GRAVI.2025-07-11T04:02:45.174_1
Header ID
GRAVI.2025-07-11T04:02:45.174
Date updated
2025-07-11 04:10:36 UTC+0000
Release date
2026-07-11 04:10:36 UTC+0000
UTC Start
2025-07-11 04:02:45.174
UTC End
2025-07-11 04:05:25.174
MJD Start
60867.1685784
MJD End
60867.170430251856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0044385
Ambient temperature (°C)
10.8
Seeing (arcsec)
0.4
Observation
ID
68647
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
51062
Name
RU_Lup
RA
239.178849
DEC
-37.82159
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 49.0520 48.8630 41.7000 41.9000
U1-U3 86.8440 86.4320 48.6000 48.8000
U1-U4 104.9060 104.1350 82.3060 82.6970
U2-U3 38.6110 38.3890 57.5000 57.7000
U2-U4 74.8270 74.3570 107.5640 108.1270
U3-U4 58.1580 58.0060 138.1740 138.7900
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 60867.1685784
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178849
DEC -37.82159
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 49.052
HIERARCH ESO ISS PBL12 END 48.863
HIERARCH ESO ISS PBLA12 START 41.7
HIERARCH ESO ISS PBLA12 END 41.9
HIERARCH ESO ISS PBL13 START 86.844
HIERARCH ESO ISS PBL13 END 86.432
HIERARCH ESO ISS PBLA13 START 48.6
HIERARCH ESO ISS PBLA13 END 48.8
HIERARCH ESO ISS PBL14 START 104.906
HIERARCH ESO ISS PBL14 END 104.135
HIERARCH ESO ISS PBLA14 START 82.306
HIERARCH ESO ISS PBLA14 END 82.697
HIERARCH ESO ISS PBL23 START 38.611
HIERARCH ESO ISS PBL23 END 38.389
HIERARCH ESO ISS PBLA23 START 57.5
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 74.827
HIERARCH ESO ISS PBL24 END 74.357
HIERARCH ESO ISS PBLA24 START 107.564
HIERARCH ESO ISS PBLA24 END 108.127
HIERARCH ESO ISS PBL34 START 58.158
HIERARCH ESO ISS PBL34 END 58.006
HIERARCH ESO ISS PBLA34 START 138.174
HIERARCH ESO ISS PBLA34 END 138.79
HIERARCH ESO ISS AMBI TAU0 START 0.004589
HIERARCH ESO ISS AMBI TAU0 END 0.004288
HIERARCH ESO ISS AMBI TEMP 10.8
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.4