Exposure
ID
GRAVI.2025-07-09T00:31:58.027_1
Header ID
GRAVI.2025-07-09T00:31:58.027
Date updated
2025-07-09 00:40:43 UTC+0000
Release date
2026-07-09 00:40:43 UTC+0000
UTC Start
2025-07-09 00:31:58.027
UTC End
2025-07-09 00:34:38.027
MJD Start
60865.02219939
MJD End
60865.02405124185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006227
Ambient temperature (°C)
14.03
Seeing (arcsec)
0.87
Observation
ID
68412
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
50847
Name
RU_Lup
RA
239.178691
DEC
-37.82161
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 56.0980 56.0730 19.3000 19.7000
U1-U3 101.9700 101.9250 25.4000 25.8000
U1-U4 130.0010 130.0570 52.1300 52.6050
U2-U3 46.5720 46.5570 32.8000 33.2000
U2-U4 88.2330 88.3710 72.2660 72.7510
U3-U4 60.0830 60.2510 101.7890 102.2120
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 60865.02219939
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178691
DEC -37.82161
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 56.098
HIERARCH ESO ISS PBL12 END 56.073
HIERARCH ESO ISS PBLA12 START 19.3
HIERARCH ESO ISS PBLA12 END 19.7
HIERARCH ESO ISS PBL13 START 101.97
HIERARCH ESO ISS PBL13 END 101.925
HIERARCH ESO ISS PBLA13 START 25.4
HIERARCH ESO ISS PBLA13 END 25.8
HIERARCH ESO ISS PBL14 START 130.001
HIERARCH ESO ISS PBL14 END 130.057
HIERARCH ESO ISS PBLA14 START 52.13
HIERARCH ESO ISS PBLA14 END 52.605
HIERARCH ESO ISS PBL23 START 46.572
HIERARCH ESO ISS PBL23 END 46.557
HIERARCH ESO ISS PBLA23 START 32.8
HIERARCH ESO ISS PBLA23 END 33.2
HIERARCH ESO ISS PBL24 START 88.233
HIERARCH ESO ISS PBL24 END 88.371
HIERARCH ESO ISS PBLA24 START 72.266
HIERARCH ESO ISS PBLA24 END 72.751
HIERARCH ESO ISS PBL34 START 60.083
HIERARCH ESO ISS PBL34 END 60.251
HIERARCH ESO ISS PBLA34 START 101.789
HIERARCH ESO ISS PBLA34 END 102.212
HIERARCH ESO ISS AMBI TAU0 START 0.005535
HIERARCH ESO ISS AMBI TAU0 END 0.006919
HIERARCH ESO ISS AMBI TEMP 14.03
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.94