Exposure
ID
GRAVI.2025-07-09T01:02:19.104_1
Header ID
GRAVI.2025-07-09T01:02:19.104
Date updated
2025-07-09 01:10:38 UTC+0000
Release date
2026-07-09 01:10:38 UTC+0000
UTC Start
2025-07-09 01:02:19.104
UTC End
2025-07-09 01:04:59.104
MJD Start
60865.04327667
MJD End
60865.04512852186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006931
Ambient temperature (°C)
14.42
Seeing (arcsec)
0.8500000000000001
Observation
ID
68419
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
50854
Name
RU_Lup
RA
239.178718
DEC
-37.82159
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 55.7830 55.7450 23.2000 23.6000
U1-U3 101.3800 101.3050 29.5000 29.9000
U1-U4 130.1560 130.1200 56.8560 57.2970
U2-U3 46.3370 46.3030 37.1000 37.5000
U2-U4 89.2530 89.3040 77.1230 77.5830
U3-U4 61.5080 61.6120 106.1320 106.5560
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 60865.04327667
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178718
DEC -37.82159
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 55.783
HIERARCH ESO ISS PBL12 END 55.745
HIERARCH ESO ISS PBLA12 START 23.2
HIERARCH ESO ISS PBLA12 END 23.6
HIERARCH ESO ISS PBL13 START 101.38
HIERARCH ESO ISS PBL13 END 101.305
HIERARCH ESO ISS PBLA13 START 29.5
HIERARCH ESO ISS PBLA13 END 29.9
HIERARCH ESO ISS PBL14 START 130.156
HIERARCH ESO ISS PBL14 END 130.12
HIERARCH ESO ISS PBLA14 START 56.856
HIERARCH ESO ISS PBLA14 END 57.297
HIERARCH ESO ISS PBL23 START 46.337
HIERARCH ESO ISS PBL23 END 46.303
HIERARCH ESO ISS PBLA23 START 37.1
HIERARCH ESO ISS PBLA23 END 37.5
HIERARCH ESO ISS PBL24 START 89.253
HIERARCH ESO ISS PBL24 END 89.304
HIERARCH ESO ISS PBLA24 START 77.123
HIERARCH ESO ISS PBLA24 END 77.583
HIERARCH ESO ISS PBL34 START 61.508
HIERARCH ESO ISS PBL34 END 61.612
HIERARCH ESO ISS PBLA34 START 106.132
HIERARCH ESO ISS PBLA34 END 106.556
HIERARCH ESO ISS AMBI TAU0 START 0.007067
HIERARCH ESO ISS AMBI TAU0 END 0.006795
HIERARCH ESO ISS AMBI TEMP 14.42
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.79