Exposure
ID
GRAVI.2025-07-10T00:07:51.167_1
Header ID
GRAVI.2025-07-10T00:07:51.167
Date updated
2025-07-10 00:20:39 UTC+0000
Release date
2026-07-10 00:20:38 UTC+0000
UTC Start
2025-07-10 00:07:51.167
UTC End
2025-07-10 00:10:31.167
MJD Start
60866.00545332
MJD End
60866.00730517186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0067715
Ambient temperature (°C)
13.88
Seeing (arcsec)
0.365
Observation
ID
68486
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
50921
Name
RU_Lup
RA
239.178837
DEC
-37.82166
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 56.2400 56.2220 16.7000 17.1000
U1-U3 102.2050 102.1770 22.6000 23.0000
U1-U4 129.4200 129.5240 48.8080 49.2940
U2-U3 46.6330 46.6280 29.8000 30.2000
U2-U4 87.0880 87.2740 68.8930 69.3860
U3-U4 58.7730 58.9790 98.9110 99.3250
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 60866.00545332
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178837
DEC -37.82166
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 56.24
HIERARCH ESO ISS PBL12 END 56.222
HIERARCH ESO ISS PBLA12 START 16.7
HIERARCH ESO ISS PBLA12 END 17.1
HIERARCH ESO ISS PBL13 START 102.205
HIERARCH ESO ISS PBL13 END 102.177
HIERARCH ESO ISS PBLA13 START 22.6
HIERARCH ESO ISS PBLA13 END 23.0
HIERARCH ESO ISS PBL14 START 129.42
HIERARCH ESO ISS PBL14 END 129.524
HIERARCH ESO ISS PBLA14 START 48.808
HIERARCH ESO ISS PBLA14 END 49.294
HIERARCH ESO ISS PBL23 START 46.633
HIERARCH ESO ISS PBL23 END 46.628
HIERARCH ESO ISS PBLA23 START 29.8
HIERARCH ESO ISS PBLA23 END 30.2
HIERARCH ESO ISS PBL24 START 87.088
HIERARCH ESO ISS PBL24 END 87.274
HIERARCH ESO ISS PBLA24 START 68.893
HIERARCH ESO ISS PBLA24 END 69.386
HIERARCH ESO ISS PBL34 START 58.773
HIERARCH ESO ISS PBL34 END 58.979
HIERARCH ESO ISS PBLA34 START 98.911
HIERARCH ESO ISS PBLA34 END 99.325
HIERARCH ESO ISS AMBI TAU0 START 0.006992
HIERARCH ESO ISS AMBI TAU0 END 0.006551
HIERARCH ESO ISS AMBI TEMP 13.88
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.37