Exposure
ID
GRAVI.2025-07-11T01:04:44.721_1
Header ID
GRAVI.2025-07-11T01:04:44.721
Date updated
2025-07-11 01:15:39 UTC+0000
Release date
2026-07-11 01:15:39 UTC+0000
UTC Start
2025-07-11 01:04:44.721
UTC End
2025-07-11 01:07:24.721
MJD Start
60867.04496205
MJD End
60867.046813901856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0028865
Ambient temperature (°C)
11.35
Seeing (arcsec)
0.66
Observation
ID
68609
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
51024
Name
RU_Lup
RA
239.178743
DEC
-37.82145
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 55.6430 55.6000 24.4000 24.8000
U1-U3 101.1020 101.0150 30.8000 31.2000
U1-U4 129.9850 129.9140 58.3820 58.8150
U2-U3 46.2100 46.1690 38.4000 38.8000
U2-U4 89.3940 89.4150 78.7170 79.1710
U3-U4 61.8450 61.9270 107.6110 108.0380
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 60867.04496205
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178743
DEC -37.82145
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 55.643
HIERARCH ESO ISS PBL12 END 55.6
HIERARCH ESO ISS PBLA12 START 24.4
HIERARCH ESO ISS PBLA12 END 24.8
HIERARCH ESO ISS PBL13 START 101.102
HIERARCH ESO ISS PBL13 END 101.015
HIERARCH ESO ISS PBLA13 START 30.8
HIERARCH ESO ISS PBLA13 END 31.2
HIERARCH ESO ISS PBL14 START 129.985
HIERARCH ESO ISS PBL14 END 129.914
HIERARCH ESO ISS PBLA14 START 58.382
HIERARCH ESO ISS PBLA14 END 58.815
HIERARCH ESO ISS PBL23 START 46.21
HIERARCH ESO ISS PBL23 END 46.169
HIERARCH ESO ISS PBLA23 START 38.4
HIERARCH ESO ISS PBLA23 END 38.8
HIERARCH ESO ISS PBL24 START 89.394
HIERARCH ESO ISS PBL24 END 89.415
HIERARCH ESO ISS PBLA24 START 78.717
HIERARCH ESO ISS PBLA24 END 79.171
HIERARCH ESO ISS PBL34 START 61.845
HIERARCH ESO ISS PBL34 END 61.927
HIERARCH ESO ISS PBLA34 START 107.611
HIERARCH ESO ISS PBLA34 END 108.038
HIERARCH ESO ISS AMBI TAU0 START 0.002826
HIERARCH ESO ISS AMBI TAU0 END 0.002947
HIERARCH ESO ISS AMBI TEMP 11.35
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.65