Exposure
ID
GRAVI.2025-07-10T00:21:36.202_1
Header ID
GRAVI.2025-07-10T00:21:36.202
Date updated
2025-07-10 00:30:48 UTC+0000
Release date
2026-07-10 00:30:48 UTC+0000
UTC Start
2025-07-10 00:21:36.202
UTC End
2025-07-10 00:24:16.202
MJD Start
60866.01500234
MJD End
60866.016854191854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0070055
Ambient temperature (°C)
13.83
Seeing (arcsec)
0.38
Observation
ID
68488
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
50923
Name
RU_Lup
RA
239.178839
DEC
-37.82165
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 56.1480 56.1250 18.5000 18.9000
U1-U3 102.0560 102.0180 24.6000 25.0000
U1-U4 129.8550 129.9260 51.0890 51.5610
U2-U3 46.5990 46.5880 31.9000 32.3000
U2-U4 87.9090 88.0600 71.2070 71.6870
U3-U4 59.7000 59.8770 100.8740 101.2870
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 60866.01500234
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178839
DEC -37.82165
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 56.148
HIERARCH ESO ISS PBL12 END 56.125
HIERARCH ESO ISS PBLA12 START 18.5
HIERARCH ESO ISS PBLA12 END 18.9
HIERARCH ESO ISS PBL13 START 102.056
HIERARCH ESO ISS PBL13 END 102.018
HIERARCH ESO ISS PBLA13 START 24.6
HIERARCH ESO ISS PBLA13 END 25.0
HIERARCH ESO ISS PBL14 START 129.855
HIERARCH ESO ISS PBL14 END 129.926
HIERARCH ESO ISS PBLA14 START 51.089
HIERARCH ESO ISS PBLA14 END 51.561
HIERARCH ESO ISS PBL23 START 46.599
HIERARCH ESO ISS PBL23 END 46.588
HIERARCH ESO ISS PBLA23 START 31.9
HIERARCH ESO ISS PBLA23 END 32.3
HIERARCH ESO ISS PBL24 START 87.909
HIERARCH ESO ISS PBL24 END 88.06
HIERARCH ESO ISS PBLA24 START 71.207
HIERARCH ESO ISS PBLA24 END 71.687
HIERARCH ESO ISS PBL34 START 59.7
HIERARCH ESO ISS PBL34 END 59.877
HIERARCH ESO ISS PBLA34 START 100.874
HIERARCH ESO ISS PBLA34 END 101.287
HIERARCH ESO ISS AMBI TAU0 START 0.00775
HIERARCH ESO ISS AMBI TAU0 END 0.006261
HIERARCH ESO ISS AMBI TEMP 13.83
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.38