Exposure
ID
GRAVI.2025-07-11T04:11:36.197_1
Header ID
GRAVI.2025-07-11T04:11:36.197
Date updated
2025-07-11 04:20:45 UTC+0000
Release date
2026-07-11 04:20:45 UTC+0000
UTC Start
2025-07-11 04:11:36.197
UTC End
2025-07-11 04:14:16.197
MJD Start
60867.1747245
MJD End
60867.176576351856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005829
Ambient temperature (°C)
10.7
Seeing (arcsec)
0.41000000000000003
Observation
ID
68648
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
51063
Name
RU_Lup
RA
239.178835
DEC
-37.8216
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 48.4670 48.2670 42.3000 42.5000
U1-U3 85.5720 85.1370 49.3000 49.5000
U1-U4 102.5240 101.7120 83.5030 83.9040
U2-U3 37.9230 37.6880 58.2000 58.4000
U2-U4 73.3800 72.8890 109.2970 109.8850
U3-U4 57.6920 57.5360 140.0660 140.7050
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 60867.1747245
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178835
DEC -37.8216
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 48.467
HIERARCH ESO ISS PBL12 END 48.267
HIERARCH ESO ISS PBLA12 START 42.3
HIERARCH ESO ISS PBLA12 END 42.5
HIERARCH ESO ISS PBL13 START 85.572
HIERARCH ESO ISS PBL13 END 85.137
HIERARCH ESO ISS PBLA13 START 49.3
HIERARCH ESO ISS PBLA13 END 49.5
HIERARCH ESO ISS PBL14 START 102.524
HIERARCH ESO ISS PBL14 END 101.712
HIERARCH ESO ISS PBLA14 START 83.503
HIERARCH ESO ISS PBLA14 END 83.904
HIERARCH ESO ISS PBL23 START 37.923
HIERARCH ESO ISS PBL23 END 37.688
HIERARCH ESO ISS PBLA23 START 58.2
HIERARCH ESO ISS PBLA23 END 58.4
HIERARCH ESO ISS PBL24 START 73.38
HIERARCH ESO ISS PBL24 END 72.889
HIERARCH ESO ISS PBLA24 START 109.297
HIERARCH ESO ISS PBLA24 END 109.885
HIERARCH ESO ISS PBL34 START 57.692
HIERARCH ESO ISS PBL34 END 57.536
HIERARCH ESO ISS PBLA34 START 140.066
HIERARCH ESO ISS PBLA34 END 140.705
HIERARCH ESO ISS AMBI TAU0 START 0.005411
HIERARCH ESO ISS AMBI TAU0 END 0.006247
HIERARCH ESO ISS AMBI TEMP 10.7
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.38