Exposure
ID
GRAVI.2025-07-09T03:56:52.549_1
Header ID
GRAVI.2025-07-09T03:56:52.549
Date updated
2025-07-09 04:10:42 UTC+0000
Release date
2026-07-09 04:10:42 UTC+0000
UTC Start
2025-07-09 03:56:52.549
UTC End
2025-07-09 03:59:32.549
MJD Start
60865.16449709
MJD End
60865.16634894186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006608
Ambient temperature (°C)
13.97
Seeing (arcsec)
0.505
Observation
ID
68451
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
50886
Name
RU_Lup
RA
239.178287
DEC
-37.82098
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 49.9070 49.7290 40.7000 40.9000
U1-U3 88.7060 88.3190 47.6000 47.8000
U1-U4 108.4020 107.6760 80.4810 80.8690
U2-U3 39.6190 39.4100 56.3000 56.6000
U2-U4 76.9760 76.5280 104.9820 105.5240
U3-U4 58.8680 58.7180 135.3260 135.9260
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 60865.16449709
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178287
DEC -37.82098
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 49.907
HIERARCH ESO ISS PBL12 END 49.729
HIERARCH ESO ISS PBLA12 START 40.7
HIERARCH ESO ISS PBLA12 END 40.9
HIERARCH ESO ISS PBL13 START 88.706
HIERARCH ESO ISS PBL13 END 88.319
HIERARCH ESO ISS PBLA13 START 47.6
HIERARCH ESO ISS PBLA13 END 47.8
HIERARCH ESO ISS PBL14 START 108.402
HIERARCH ESO ISS PBL14 END 107.676
HIERARCH ESO ISS PBLA14 START 80.481
HIERARCH ESO ISS PBLA14 END 80.869
HIERARCH ESO ISS PBL23 START 39.619
HIERARCH ESO ISS PBL23 END 39.41
HIERARCH ESO ISS PBLA23 START 56.3
HIERARCH ESO ISS PBLA23 END 56.6
HIERARCH ESO ISS PBL24 START 76.976
HIERARCH ESO ISS PBL24 END 76.528
HIERARCH ESO ISS PBLA24 START 104.982
HIERARCH ESO ISS PBLA24 END 105.524
HIERARCH ESO ISS PBL34 START 58.868
HIERARCH ESO ISS PBL34 END 58.718
HIERARCH ESO ISS PBLA34 START 135.326
HIERARCH ESO ISS PBLA34 END 135.926
HIERARCH ESO ISS AMBI TAU0 START 0.006615
HIERARCH ESO ISS AMBI TAU0 END 0.006601
HIERARCH ESO ISS AMBI TEMP 13.97
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.51