Exposure
ID
GRAVI.2025-07-11T01:18:14.756_1
Header ID
GRAVI.2025-07-11T01:18:14.756
Date updated
2025-07-11 01:30:44 UTC+0000
Release date
2026-07-11 01:30:44 UTC+0000
UTC Start
2025-07-11 01:18:14.756
UTC End
2025-07-11 01:20:54.756
MJD Start
60867.05433745
MJD End
60867.05618930185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0029085
Ambient temperature (°C)
11.19
Seeing (arcsec)
0.635
Observation
ID
68612
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
51027
Name
RU_Lup
RA
239.178789
DEC
-37.82144
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 55.4300 55.3800 26.1000 26.4000
U1-U3 100.6690 100.5650 32.5000 32.8000
U1-U4 129.5740 129.4570 60.3530 60.7700
U2-U3 46.0030 45.9520 40.2000 40.6000
U2-U4 89.4150 89.3940 80.7980 81.2420
U3-U4 62.1740 62.2290 109.5870 110.0150
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 60867.05433745
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178789
DEC -37.82144
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 55.43
HIERARCH ESO ISS PBL12 END 55.38
HIERARCH ESO ISS PBLA12 START 26.1
HIERARCH ESO ISS PBLA12 END 26.4
HIERARCH ESO ISS PBL13 START 100.669
HIERARCH ESO ISS PBL13 END 100.565
HIERARCH ESO ISS PBLA13 START 32.5
HIERARCH ESO ISS PBLA13 END 32.8
HIERARCH ESO ISS PBL14 START 129.574
HIERARCH ESO ISS PBL14 END 129.457
HIERARCH ESO ISS PBLA14 START 60.353
HIERARCH ESO ISS PBLA14 END 60.77
HIERARCH ESO ISS PBL23 START 46.003
HIERARCH ESO ISS PBL23 END 45.952
HIERARCH ESO ISS PBLA23 START 40.2
HIERARCH ESO ISS PBLA23 END 40.6
HIERARCH ESO ISS PBL24 START 89.415
HIERARCH ESO ISS PBL24 END 89.394
HIERARCH ESO ISS PBLA24 START 80.798
HIERARCH ESO ISS PBLA24 END 81.242
HIERARCH ESO ISS PBL34 START 62.174
HIERARCH ESO ISS PBL34 END 62.229
HIERARCH ESO ISS PBLA34 START 109.587
HIERARCH ESO ISS PBLA34 END 110.015
HIERARCH ESO ISS AMBI TAU0 START 0.003353
HIERARCH ESO ISS AMBI TAU0 END 0.002464
HIERARCH ESO ISS AMBI TEMP 11.19
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.65