Exposure
ID
GRAVI.2025-07-09T03:18:58.452_1
Header ID
GRAVI.2025-07-09T03:18:58.452
Date updated
2025-07-09 03:30:46 UTC+0000
Release date
2026-07-09 03:30:46 UTC+0000
UTC Start
2025-07-09 03:18:58.452
UTC End
2025-07-09 03:21:38.452
MJD Start
60865.13817653
MJD End
60865.14002838186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007094
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.42
Observation
ID
68442
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
50877
Name
RU_Lup
RA
239.178107
DEC
-37.82102
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 51.9360 51.7960 37.7000 37.9000
U1-U3 93.1350 92.8290 44.5000 44.7000
U1-U4 116.7240 116.1520 75.5350 75.9150
U2-U3 42.0160 41.8510 52.9000 53.2000
U2-U4 82.1630 81.8050 98.3650 98.8540
U3-U4 60.6290 60.5070 127.9790 128.5210
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 60865.13817653
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178107
DEC -37.82102
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 51.936
HIERARCH ESO ISS PBL12 END 51.796
HIERARCH ESO ISS PBLA12 START 37.7
HIERARCH ESO ISS PBLA12 END 37.9
HIERARCH ESO ISS PBL13 START 93.135
HIERARCH ESO ISS PBL13 END 92.829
HIERARCH ESO ISS PBLA13 START 44.5
HIERARCH ESO ISS PBLA13 END 44.7
HIERARCH ESO ISS PBL14 START 116.724
HIERARCH ESO ISS PBL14 END 116.152
HIERARCH ESO ISS PBLA14 START 75.535
HIERARCH ESO ISS PBLA14 END 75.915
HIERARCH ESO ISS PBL23 START 42.016
HIERARCH ESO ISS PBL23 END 41.851
HIERARCH ESO ISS PBLA23 START 52.9
HIERARCH ESO ISS PBLA23 END 53.2
HIERARCH ESO ISS PBL24 START 82.163
HIERARCH ESO ISS PBL24 END 81.805
HIERARCH ESO ISS PBLA24 START 98.365
HIERARCH ESO ISS PBLA24 END 98.854
HIERARCH ESO ISS PBL34 START 60.629
HIERARCH ESO ISS PBL34 END 60.507
HIERARCH ESO ISS PBLA34 START 127.979
HIERARCH ESO ISS PBLA34 END 128.521
HIERARCH ESO ISS AMBI TAU0 START 0.006659
HIERARCH ESO ISS AMBI TAU0 END 0.007529
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42