Exposure
ID
GRAVI.2025-07-12T03:43:48.965_1
Header ID
GRAVI.2025-07-12T03:43:48.965
Date updated
2025-07-12 03:55:41 UTC+0000
Release date
2026-07-12 03:55:41 UTC+0000
UTC Start
2025-07-12 03:43:48.965
UTC End
2025-07-12 03:46:28.965
MJD Start
60868.15542784
MJD End
60868.157279691855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.25
Seeing (arcsec)
1.14
Observation
ID
68727
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
51141
Name
RU_Lup
RA
239.178141
DEC
-37.8213
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 49.9820 49.8080 40.6000 40.8000
U1-U3 88.8700 88.4910 47.5000 47.7000
U1-U4 108.7110 107.9990 80.3120 80.6950
U2-U3 39.7080 39.5030 56.2000 56.5000
U2-U4 77.1670 76.7270 104.7470 105.2820
U3-U4 58.9320 58.7850 135.0670 135.6580
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 60868.15542784
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178141
DEC -37.8213
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 49.982
HIERARCH ESO ISS PBL12 END 49.808
HIERARCH ESO ISS PBLA12 START 40.6
HIERARCH ESO ISS PBLA12 END 40.8
HIERARCH ESO ISS PBL13 START 88.87
HIERARCH ESO ISS PBL13 END 88.491
HIERARCH ESO ISS PBLA13 START 47.5
HIERARCH ESO ISS PBLA13 END 47.7
HIERARCH ESO ISS PBL14 START 108.711
HIERARCH ESO ISS PBL14 END 107.999
HIERARCH ESO ISS PBLA14 START 80.312
HIERARCH ESO ISS PBLA14 END 80.695
HIERARCH ESO ISS PBL23 START 39.708
HIERARCH ESO ISS PBL23 END 39.503
HIERARCH ESO ISS PBLA23 START 56.2
HIERARCH ESO ISS PBLA23 END 56.5
HIERARCH ESO ISS PBL24 START 77.167
HIERARCH ESO ISS PBL24 END 76.727
HIERARCH ESO ISS PBLA24 START 104.747
HIERARCH ESO ISS PBLA24 END 105.282
HIERARCH ESO ISS PBL34 START 58.932
HIERARCH ESO ISS PBL34 END 58.785
HIERARCH ESO ISS PBLA34 START 135.067
HIERARCH ESO ISS PBLA34 END 135.658
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.25
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14