Exposure
ID
GRAVI.2025-07-10T00:32:00.229_1
Header ID
GRAVI.2025-07-10T00:32:00.229
Date updated
2025-07-10 00:40:35 UTC+0000
Release date
2026-07-10 00:40:35 UTC+0000
UTC Start
2025-07-10 00:32:00.229
UTC End
2025-07-10 00:34:40.229
MJD Start
60866.02222487
MJD End
60866.02407672186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0051795
Ambient temperature (°C)
13.79
Seeing (arcsec)
0.39
Observation
ID
68489
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
50924
Name
RU_Lup
RA
239.178849
DEC
-37.82164
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 56.0640 56.0380 19.9000 20.2000
U1-U3 101.9100 101.8630 26.0000 26.4000
U1-U4 130.0740 130.1170 52.7610 53.2210
U2-U3 46.5520 46.5350 33.4000 33.8000
U2-U4 88.4160 88.5410 72.9100 73.3810
U3-U4 60.3080 60.4640 102.3500 102.7630
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 60866.02222487
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 -37.82164
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 56.064
HIERARCH ESO ISS PBL12 END 56.038
HIERARCH ESO ISS PBLA12 START 19.9
HIERARCH ESO ISS PBLA12 END 20.2
HIERARCH ESO ISS PBL13 START 101.91
HIERARCH ESO ISS PBL13 END 101.863
HIERARCH ESO ISS PBLA13 START 26.0
HIERARCH ESO ISS PBLA13 END 26.4
HIERARCH ESO ISS PBL14 START 130.074
HIERARCH ESO ISS PBL14 END 130.117
HIERARCH ESO ISS PBLA14 START 52.761
HIERARCH ESO ISS PBLA14 END 53.221
HIERARCH ESO ISS PBL23 START 46.552
HIERARCH ESO ISS PBL23 END 46.535
HIERARCH ESO ISS PBLA23 START 33.4
HIERARCH ESO ISS PBLA23 END 33.8
HIERARCH ESO ISS PBL24 START 88.416
HIERARCH ESO ISS PBL24 END 88.541
HIERARCH ESO ISS PBLA24 START 72.91
HIERARCH ESO ISS PBLA24 END 73.381
HIERARCH ESO ISS PBL34 START 60.308
HIERARCH ESO ISS PBL34 END 60.464
HIERARCH ESO ISS PBLA34 START 102.35
HIERARCH ESO ISS PBLA34 END 102.763
HIERARCH ESO ISS AMBI TAU0 START 0.005047
HIERARCH ESO ISS AMBI TAU0 END 0.005312
HIERARCH ESO ISS AMBI TEMP 13.79
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.36