Exposure
ID
GRAVI.2025-07-10T03:30:54.684_1
Header ID
GRAVI.2025-07-10T03:30:54.684
Date updated
2025-07-10 03:45:41 UTC+0000
Release date
2026-07-10 03:45:41 UTC+0000
UTC Start
2025-07-10 03:30:54.684
UTC End
2025-07-10 03:33:34.684
MJD Start
60866.14646625
MJD End
60866.148318101856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0058355
Ambient temperature (°C)
13.38
Seeing (arcsec)
0.4
Observation
ID
68524
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
50959
Name
RU_Lup
RA
239.178058
DEC
-37.82108
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 51.1440 50.9890 39.0000 39.2000
U1-U3 91.4060 91.0670 45.8000 46.1000
U1-U4 113.4810 112.8440 77.5920 77.9740
U2-U3 41.0810 40.8970 54.4000 54.6000
U2-U4 80.1350 79.7370 101.0520 101.5610
U3-U4 59.9370 59.8020 130.9630 131.5280
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 60866.14646625
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178058
DEC -37.82108
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 51.144
HIERARCH ESO ISS PBL12 END 50.989
HIERARCH ESO ISS PBLA12 START 39.0
HIERARCH ESO ISS PBLA12 END 39.2
HIERARCH ESO ISS PBL13 START 91.406
HIERARCH ESO ISS PBL13 END 91.067
HIERARCH ESO ISS PBLA13 START 45.8
HIERARCH ESO ISS PBLA13 END 46.1
HIERARCH ESO ISS PBL14 START 113.481
HIERARCH ESO ISS PBL14 END 112.844
HIERARCH ESO ISS PBLA14 START 77.592
HIERARCH ESO ISS PBLA14 END 77.974
HIERARCH ESO ISS PBL23 START 41.081
HIERARCH ESO ISS PBL23 END 40.897
HIERARCH ESO ISS PBLA23 START 54.4
HIERARCH ESO ISS PBLA23 END 54.6
HIERARCH ESO ISS PBL24 START 80.135
HIERARCH ESO ISS PBL24 END 79.737
HIERARCH ESO ISS PBLA24 START 101.052
HIERARCH ESO ISS PBLA24 END 101.561
HIERARCH ESO ISS PBL34 START 59.937
HIERARCH ESO ISS PBL34 END 59.802
HIERARCH ESO ISS PBLA34 START 130.963
HIERARCH ESO ISS PBLA34 END 131.528
HIERARCH ESO ISS AMBI TAU0 START 0.005903
HIERARCH ESO ISS AMBI TAU0 END 0.005768
HIERARCH ESO ISS AMBI TEMP 13.38
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.42