Exposure
ID
GRAVI.2025-07-09T03:05:28.418_1
Header ID
GRAVI.2025-07-09T03:05:28.418
Date updated
2025-07-09 03:15:41 UTC+0000
Release date
2026-07-09 03:15:41 UTC+0000
UTC Start
2025-07-09 03:05:28.418
UTC End
2025-07-09 03:08:08.418
MJD Start
60865.12880113
MJD End
60865.130652981854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0080505
Ambient temperature (°C)
13.7
Seeing (arcsec)
0.42
Observation
ID
68439
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
50874
Name
RU_Lup
RA
239.178071
DEC
-37.82103
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 52.5450 52.4170 36.5000 36.7000
U1-U3 94.4620 94.1850 43.2000 43.5000
U1-U4 119.1980 118.6830 73.7870 74.1670
U2-U3 42.7330 42.5830 51.6000 51.8000
U2-U4 83.7070 83.3860 96.1510 96.6270
U3-U4 61.1490 61.0420 125.5360 126.0600
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 60865.12880113
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178071
DEC -37.82103
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 52.545
HIERARCH ESO ISS PBL12 END 52.417
HIERARCH ESO ISS PBLA12 START 36.5
HIERARCH ESO ISS PBLA12 END 36.7
HIERARCH ESO ISS PBL13 START 94.462
HIERARCH ESO ISS PBL13 END 94.185
HIERARCH ESO ISS PBLA13 START 43.2
HIERARCH ESO ISS PBLA13 END 43.5
HIERARCH ESO ISS PBL14 START 119.198
HIERARCH ESO ISS PBL14 END 118.683
HIERARCH ESO ISS PBLA14 START 73.787
HIERARCH ESO ISS PBLA14 END 74.167
HIERARCH ESO ISS PBL23 START 42.733
HIERARCH ESO ISS PBL23 END 42.583
HIERARCH ESO ISS PBLA23 START 51.6
HIERARCH ESO ISS PBLA23 END 51.8
HIERARCH ESO ISS PBL24 START 83.707
HIERARCH ESO ISS PBL24 END 83.386
HIERARCH ESO ISS PBLA24 START 96.151
HIERARCH ESO ISS PBLA24 END 96.627
HIERARCH ESO ISS PBL34 START 61.149
HIERARCH ESO ISS PBL34 END 61.042
HIERARCH ESO ISS PBLA34 START 125.536
HIERARCH ESO ISS PBLA34 END 126.06
HIERARCH ESO ISS AMBI TAU0 START 0.008721
HIERARCH ESO ISS AMBI TAU0 END 0.00738
HIERARCH ESO ISS AMBI TEMP 13.7
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.43