Exposure
ID
GRAVI.2025-07-11T00:20:50.610_1
Header ID
GRAVI.2025-07-11T00:20:50.610
Date updated
2025-07-11 00:30:43 UTC+0000
Release date
2026-07-11 00:30:43 UTC+0000
UTC Start
2025-07-11 00:20:50.610
UTC End
2025-07-11 00:23:30.610
MJD Start
60867.01447465
MJD End
60867.01632650186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004105
Ambient temperature (°C)
11.61
Seeing (arcsec)
0.5
Observation
ID
68601
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
51016
Name
RU_Lup
RA
239.178673
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 56.1240 56.1000 18.9000 19.3000
U1-U3 102.0150 101.9750 25.0000 25.4000
U1-U4 129.9310 129.9940 51.5970 52.0650
U2-U3 46.5870 46.5740 32.3000 32.7000
U2-U4 88.0720 88.2160 71.7240 72.2010
U3-U4 59.8920 60.0630 101.3180 101.7310
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 60867.01447465
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178673
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 56.124
HIERARCH ESO ISS PBL12 END 56.1
HIERARCH ESO ISS PBLA12 START 18.9
HIERARCH ESO ISS PBLA12 END 19.3
HIERARCH ESO ISS PBL13 START 102.015
HIERARCH ESO ISS PBL13 END 101.975
HIERARCH ESO ISS PBLA13 START 25.0
HIERARCH ESO ISS PBLA13 END 25.4
HIERARCH ESO ISS PBL14 START 129.931
HIERARCH ESO ISS PBL14 END 129.994
HIERARCH ESO ISS PBLA14 START 51.597
HIERARCH ESO ISS PBLA14 END 52.065
HIERARCH ESO ISS PBL23 START 46.587
HIERARCH ESO ISS PBL23 END 46.574
HIERARCH ESO ISS PBLA23 START 32.3
HIERARCH ESO ISS PBLA23 END 32.7
HIERARCH ESO ISS PBL24 START 88.072
HIERARCH ESO ISS PBL24 END 88.216
HIERARCH ESO ISS PBLA24 START 71.724
HIERARCH ESO ISS PBLA24 END 72.201
HIERARCH ESO ISS PBL34 START 59.892
HIERARCH ESO ISS PBL34 END 60.063
HIERARCH ESO ISS PBLA34 START 101.318
HIERARCH ESO ISS PBLA34 END 101.731
HIERARCH ESO ISS AMBI TAU0 START 0.004209
HIERARCH ESO ISS AMBI TAU0 END 0.004001
HIERARCH ESO ISS AMBI TEMP 11.61
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.51