Exposure
ID
GRAVI.2025-07-09T01:48:13.221_1
Header ID
GRAVI.2025-07-09T01:48:13.221
Date updated
2025-07-09 02:00:36 UTC+0000
Release date
2026-07-09 02:00:35 UTC+0000
UTC Start
2025-07-09 01:48:13.221
UTC End
2025-07-09 01:50:53.221
MJD Start
60865.07515302
MJD End
60865.077004871855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0077985
Ambient temperature (°C)
14.57
Seeing (arcsec)
0.475
Observation
ID
68423
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
50858
Name
RU_Lup
RA
239.177903
DEC
-37.82101
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 55.0030 54.9380 28.6000 28.9000
U1-U3 99.7760 99.6390 35.1000 35.5000
U1-U4 128.4180 128.2180 63.4960 63.9030
U2-U3 45.5560 45.4850 43.0000 43.3000
U2-U4 89.0390 88.9500 84.1830 84.6290
U3-U4 62.4490 62.4620 112.9050 113.3510
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 60865.07515302
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.177903
DEC -37.82101
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 55.003
HIERARCH ESO ISS PBL12 END 54.938
HIERARCH ESO ISS PBLA12 START 28.6
HIERARCH ESO ISS PBLA12 END 28.9
HIERARCH ESO ISS PBL13 START 99.776
HIERARCH ESO ISS PBL13 END 99.639
HIERARCH ESO ISS PBLA13 START 35.1
HIERARCH ESO ISS PBLA13 END 35.5
HIERARCH ESO ISS PBL14 START 128.418
HIERARCH ESO ISS PBL14 END 128.218
HIERARCH ESO ISS PBLA14 START 63.496
HIERARCH ESO ISS PBLA14 END 63.903
HIERARCH ESO ISS PBL23 START 45.556
HIERARCH ESO ISS PBL23 END 45.485
HIERARCH ESO ISS PBLA23 START 43.0
HIERARCH ESO ISS PBLA23 END 43.3
HIERARCH ESO ISS PBL24 START 89.039
HIERARCH ESO ISS PBL24 END 88.95
HIERARCH ESO ISS PBLA24 START 84.183
HIERARCH ESO ISS PBLA24 END 84.629
HIERARCH ESO ISS PBL34 START 62.449
HIERARCH ESO ISS PBL34 END 62.462
HIERARCH ESO ISS PBLA34 START 112.905
HIERARCH ESO ISS PBLA34 END 113.351
HIERARCH ESO ISS AMBI TAU0 START 0.007612
HIERARCH ESO ISS AMBI TAU0 END 0.007985
HIERARCH ESO ISS AMBI TEMP 14.57
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.47