Exposure
ID
GRAVI.2025-07-09T03:25:25.468_1
Header ID
GRAVI.2025-07-09T03:25:25.468
Date updated
2025-07-09 03:35:42 UTC+0000
Release date
2026-07-09 03:35:42 UTC+0000
UTC Start
2025-07-09 03:25:25.468
UTC End
2025-07-09 03:28:05.468
MJD Start
60865.14265588
MJD End
60865.14450773186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0058815
Ambient temperature (°C)
13.91
Seeing (arcsec)
0.47
Observation
ID
68444
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
50879
Name
RU_Lup
RA
239.178139
DEC
-37.82101
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 51.6220 51.4760 38.2000 38.5000
U1-U3 92.4490 92.1300 45.0000 45.3000
U1-U4 115.4410 114.8420 76.3770 76.7570
U2-U3 41.6450 41.4730 53.5000 53.8000
U2-U4 81.3600 80.9860 99.4530 99.9500
U3-U4 60.3560 60.2280 129.1860 129.7370
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 60865.14265588
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178139
DEC -37.82101
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 51.622
HIERARCH ESO ISS PBL12 END 51.476
HIERARCH ESO ISS PBLA12 START 38.2
HIERARCH ESO ISS PBLA12 END 38.5
HIERARCH ESO ISS PBL13 START 92.449
HIERARCH ESO ISS PBL13 END 92.13
HIERARCH ESO ISS PBLA13 START 45.0
HIERARCH ESO ISS PBLA13 END 45.3
HIERARCH ESO ISS PBL14 START 115.441
HIERARCH ESO ISS PBL14 END 114.842
HIERARCH ESO ISS PBLA14 START 76.377
HIERARCH ESO ISS PBLA14 END 76.757
HIERARCH ESO ISS PBL23 START 41.645
HIERARCH ESO ISS PBL23 END 41.473
HIERARCH ESO ISS PBLA23 START 53.5
HIERARCH ESO ISS PBLA23 END 53.8
HIERARCH ESO ISS PBL24 START 81.36
HIERARCH ESO ISS PBL24 END 80.986
HIERARCH ESO ISS PBLA24 START 99.453
HIERARCH ESO ISS PBLA24 END 99.95
HIERARCH ESO ISS PBL34 START 60.356
HIERARCH ESO ISS PBL34 END 60.228
HIERARCH ESO ISS PBLA34 START 129.186
HIERARCH ESO ISS PBLA34 END 129.737
HIERARCH ESO ISS AMBI TAU0 START 0.006085
HIERARCH ESO ISS AMBI TAU0 END 0.005678
HIERARCH ESO ISS AMBI TEMP 13.91
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.5