Exposure
ID
GRAVI.2025-07-09T02:08:13.272_1
Header ID
GRAVI.2025-07-09T02:08:13.272
Date updated
2025-07-09 02:20:45 UTC+0000
Release date
2026-07-09 02:20:44 UTC+0000
UTC Start
2025-07-09 02:08:13.272
UTC End
2025-07-09 02:10:53.272
MJD Start
60865.0890425
MJD End
60865.09089435186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005424
Ambient temperature (°C)
14.5
Seeing (arcsec)
0.515
Observation
ID
68428
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
50863
Name
RU_Lup
RA
239.177794
DEC
-37.82107
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 54.5190 54.4400 30.8000 31.1000
U1-U3 98.7450 98.5750 37.4000 37.7000
U1-U4 126.8200 126.5410 66.2430 66.6400
U2-U3 45.0210 44.9320 45.4000 45.7000
U2-U4 88.2520 88.1010 87.2280 87.6750
U3-U4 62.4300 62.4070 115.9960 116.4580
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 60865.0890425
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.177794
DEC -37.82107
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 54.519
HIERARCH ESO ISS PBL12 END 54.44
HIERARCH ESO ISS PBLA12 START 30.8
HIERARCH ESO ISS PBLA12 END 31.1
HIERARCH ESO ISS PBL13 START 98.745
HIERARCH ESO ISS PBL13 END 98.575
HIERARCH ESO ISS PBLA13 START 37.4
HIERARCH ESO ISS PBLA13 END 37.7
HIERARCH ESO ISS PBL14 START 126.82
HIERARCH ESO ISS PBL14 END 126.541
HIERARCH ESO ISS PBLA14 START 66.243
HIERARCH ESO ISS PBLA14 END 66.64
HIERARCH ESO ISS PBL23 START 45.021
HIERARCH ESO ISS PBL23 END 44.932
HIERARCH ESO ISS PBLA23 START 45.4
HIERARCH ESO ISS PBLA23 END 45.7
HIERARCH ESO ISS PBL24 START 88.252
HIERARCH ESO ISS PBL24 END 88.101
HIERARCH ESO ISS PBLA24 START 87.228
HIERARCH ESO ISS PBLA24 END 87.675
HIERARCH ESO ISS PBL34 START 62.43
HIERARCH ESO ISS PBL34 END 62.407
HIERARCH ESO ISS PBLA34 START 115.996
HIERARCH ESO ISS PBLA34 END 116.458
HIERARCH ESO ISS AMBI TAU0 START 0.006376
HIERARCH ESO ISS AMBI TAU0 END 0.004472
HIERARCH ESO ISS AMBI TEMP 14.5
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.51