Exposure
ID
GRAVI.2025-07-11T23:35:48.334_1
Header ID
GRAVI.2025-07-11T23:35:48.334
Date updated
2025-07-11 23:50:42 UTC+0000
Release date
2026-07-11 23:50:42 UTC+0000
UTC Start
2025-07-11 23:35:48.334
UTC End
2025-07-11 23:38:28.334
MJD Start
60867.98319831
MJD End
60867.98505016186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0030575000000000003
Ambient temperature (°C)
10.5
Seeing (arcsec)
0.62
Observation
ID
68676
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
51090
Name
RU_Lup
RA
239.178292
DEC
-37.8215
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 56.3570 56.3450 13.4000 13.8000
U1-U3 102.3630 102.3500 19.1000 19.6000
U1-U4 128.3110 128.4640 44.6200 45.1350
U2-U3 46.6310 46.6350 26.1000 26.5000
U2-U4 85.2740 85.5140 64.6520 65.1740
U3-U4 56.8200 57.0760 95.4320 95.8520
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 60867.98319831
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178292
DEC -37.8215
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 56.357
HIERARCH ESO ISS PBL12 END 56.345
HIERARCH ESO ISS PBLA12 START 13.4
HIERARCH ESO ISS PBLA12 END 13.8
HIERARCH ESO ISS PBL13 START 102.363
HIERARCH ESO ISS PBL13 END 102.35
HIERARCH ESO ISS PBLA13 START 19.1
HIERARCH ESO ISS PBLA13 END 19.6
HIERARCH ESO ISS PBL14 START 128.311
HIERARCH ESO ISS PBL14 END 128.464
HIERARCH ESO ISS PBLA14 START 44.62
HIERARCH ESO ISS PBLA14 END 45.135
HIERARCH ESO ISS PBL23 START 46.631
HIERARCH ESO ISS PBL23 END 46.635
HIERARCH ESO ISS PBLA23 START 26.1
HIERARCH ESO ISS PBLA23 END 26.5
HIERARCH ESO ISS PBL24 START 85.274
HIERARCH ESO ISS PBL24 END 85.514
HIERARCH ESO ISS PBLA24 START 64.652
HIERARCH ESO ISS PBLA24 END 65.174
HIERARCH ESO ISS PBL34 START 56.82
HIERARCH ESO ISS PBL34 END 57.076
HIERARCH ESO ISS PBLA34 START 95.432
HIERARCH ESO ISS PBLA34 END 95.852
HIERARCH ESO ISS AMBI TAU0 START 0.002906
HIERARCH ESO ISS AMBI TAU0 END 0.003209
HIERARCH ESO ISS AMBI TEMP 10.5
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.61