Exposure
ID
GRAVI.2025-07-11T23:42:39.352_1
Header ID
GRAVI.2025-07-11T23:42:39.352
Date updated
2025-07-11 23:55:44 UTC+0000
Release date
2026-07-11 23:55:44 UTC+0000
UTC Start
2025-07-11 23:42:39.352
UTC End
2025-07-11 23:45:19.352
MJD Start
60867.98795546
MJD End
60867.98980731185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003465
Ambient temperature (°C)
10.52
Seeing (arcsec)
0.565
Observation
ID
68677
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
51091
Name
RU_Lup
RA
239.178295
DEC
-37.82149
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 56.3290 56.3160 14.3000 14.7000
U1-U3 102.3300 102.3130 20.1000 20.6000
U1-U4 128.6640 128.8060 45.8280 46.3410
U2-U3 46.6380 46.6400 27.2000 27.6000
U2-U4 85.8310 86.0600 65.8760 66.3950
U3-U4 57.4140 57.6580 96.4220 96.8450
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 60867.98795546
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178295
DEC -37.82149
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 56.329
HIERARCH ESO ISS PBL12 END 56.316
HIERARCH ESO ISS PBLA12 START 14.3
HIERARCH ESO ISS PBLA12 END 14.7
HIERARCH ESO ISS PBL13 START 102.33
HIERARCH ESO ISS PBL13 END 102.313
HIERARCH ESO ISS PBLA13 START 20.1
HIERARCH ESO ISS PBLA13 END 20.6
HIERARCH ESO ISS PBL14 START 128.664
HIERARCH ESO ISS PBL14 END 128.806
HIERARCH ESO ISS PBLA14 START 45.828
HIERARCH ESO ISS PBLA14 END 46.341
HIERARCH ESO ISS PBL23 START 46.638
HIERARCH ESO ISS PBL23 END 46.64
HIERARCH ESO ISS PBLA23 START 27.2
HIERARCH ESO ISS PBLA23 END 27.6
HIERARCH ESO ISS PBL24 START 85.831
HIERARCH ESO ISS PBL24 END 86.06
HIERARCH ESO ISS PBLA24 START 65.876
HIERARCH ESO ISS PBLA24 END 66.395
HIERARCH ESO ISS PBL34 START 57.414
HIERARCH ESO ISS PBL34 END 57.658
HIERARCH ESO ISS PBLA34 START 96.422
HIERARCH ESO ISS PBLA34 END 96.845
HIERARCH ESO ISS AMBI TAU0 START 0.003558
HIERARCH ESO ISS AMBI TAU0 END 0.003372
HIERARCH ESO ISS AMBI TEMP 10.52
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.6