Exposure
ID
GRAVI.2025-07-10T04:04:18.768_1
Header ID
GRAVI.2025-07-10T04:04:18.768
Date updated
2025-07-10 04:15:42 UTC+0000
Release date
2026-07-10 04:15:41 UTC+0000
UTC Start
2025-07-10 04:04:18.768
UTC End
2025-07-10 04:06:58.768
MJD Start
60866.16966167
MJD End
60866.171513521855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006144500000000001
Ambient temperature (°C)
13.42
Seeing (arcsec)
0.41000000000000003
Observation
ID
68531
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
50966
Name
RU_Lup
RA
239.178046
DEC
-37.82111
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 49.2040 49.0170 41.5000 41.7000
U1-U3 87.1750 86.7690 48.5000 48.7000
U1-U4 105.5260 104.7650 81.9890 82.3790
U2-U3 38.7900 38.5710 57.3000 57.5000
U2-U4 75.2070 74.7410 107.1100 107.6680
U3-U4 58.2820 58.1300 137.6750 138.2870
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 60866.16966167
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178046
DEC -37.82111
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 49.204
HIERARCH ESO ISS PBL12 END 49.017
HIERARCH ESO ISS PBLA12 START 41.5
HIERARCH ESO ISS PBLA12 END 41.7
HIERARCH ESO ISS PBL13 START 87.175
HIERARCH ESO ISS PBL13 END 86.769
HIERARCH ESO ISS PBLA13 START 48.5
HIERARCH ESO ISS PBLA13 END 48.7
HIERARCH ESO ISS PBL14 START 105.526
HIERARCH ESO ISS PBL14 END 104.765
HIERARCH ESO ISS PBLA14 START 81.989
HIERARCH ESO ISS PBLA14 END 82.379
HIERARCH ESO ISS PBL23 START 38.79
HIERARCH ESO ISS PBL23 END 38.571
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.5
HIERARCH ESO ISS PBL24 START 75.207
HIERARCH ESO ISS PBL24 END 74.741
HIERARCH ESO ISS PBLA24 START 107.11
HIERARCH ESO ISS PBLA24 END 107.668
HIERARCH ESO ISS PBL34 START 58.282
HIERARCH ESO ISS PBL34 END 58.13
HIERARCH ESO ISS PBLA34 START 137.675
HIERARCH ESO ISS PBLA34 END 138.287
HIERARCH ESO ISS AMBI TAU0 START 0.007203
HIERARCH ESO ISS AMBI TAU0 END 0.005086
HIERARCH ESO ISS AMBI TEMP 13.42
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.44