Exposure
ID
GRAVI.2025-07-11T01:21:26.763_1
Header ID
GRAVI.2025-07-11T01:21:26.763
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 01:21:26.763
UTC End
2025-07-11 01:24:06.763
MJD Start
60867.05655976
MJD End
60867.058411611855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0025485
Ambient temperature (°C)
11.25
Seeing (arcsec)
0.62
Observation
ID
68613
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
51028
Name
RU_Lup
RA
239.178805
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 55.3740 55.3220 26.4000 26.8000
U1-U3 100.5530 100.4450 32.9000 33.2000
U1-U4 129.4430 129.3150 60.8180 61.2330
U2-U3 45.9460 45.8930 40.6000 41.0000
U2-U4 89.3920 89.3620 81.2930 81.7370
U3-U4 62.2350 62.2830 110.0640 110.4940
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 60867.05655976
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178805
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 55.374
HIERARCH ESO ISS PBL12 END 55.322
HIERARCH ESO ISS PBLA12 START 26.4
HIERARCH ESO ISS PBLA12 END 26.8
HIERARCH ESO ISS PBL13 START 100.553
HIERARCH ESO ISS PBL13 END 100.445
HIERARCH ESO ISS PBLA13 START 32.9
HIERARCH ESO ISS PBLA13 END 33.2
HIERARCH ESO ISS PBL14 START 129.443
HIERARCH ESO ISS PBL14 END 129.315
HIERARCH ESO ISS PBLA14 START 60.818
HIERARCH ESO ISS PBLA14 END 61.233
HIERARCH ESO ISS PBL23 START 45.946
HIERARCH ESO ISS PBL23 END 45.893
HIERARCH ESO ISS PBLA23 START 40.6
HIERARCH ESO ISS PBLA23 END 41.0
HIERARCH ESO ISS PBL24 START 89.392
HIERARCH ESO ISS PBL24 END 89.362
HIERARCH ESO ISS PBLA24 START 81.293
HIERARCH ESO ISS PBLA24 END 81.737
HIERARCH ESO ISS PBL34 START 62.235
HIERARCH ESO ISS PBL34 END 62.283
HIERARCH ESO ISS PBLA34 START 110.064
HIERARCH ESO ISS PBLA34 END 110.494
HIERARCH ESO ISS AMBI TAU0 START 0.002464
HIERARCH ESO ISS AMBI TAU0 END 0.002633
HIERARCH ESO ISS AMBI TEMP 11.25
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.59