Exposure
ID
GRAVI.2025-07-12T01:15:54.589_1
Header ID
GRAVI.2025-07-12T01:15:54.589
Date updated
2025-07-12 01:25:38 UTC+0000
Release date
2026-07-12 01:25:37 UTC+0000
UTC Start
2025-07-12 01:15:54.589
UTC End
2025-07-12 01:18:34.589
MJD Start
60868.05271515
MJD End
60868.054567001855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.38
Seeing (arcsec)
1.03
Observation
ID
68697
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
51111
Name
RU_Lup
RA
239.178391
DEC
-37.82143
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 55.4030 55.3510 26.3000 26.6000
U1-U3 100.6130 100.5060 32.7000 33.0000
U1-U4 129.5120 129.3880 60.5890 61.0100
U2-U3 45.9760 45.9230 40.4000 40.8000
U2-U4 89.4050 89.3790 81.0490 81.4980
U3-U4 62.2050 62.2570 109.8290 110.2630
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 60868.05271515
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178391
DEC -37.82143
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 55.403
HIERARCH ESO ISS PBL12 END 55.351
HIERARCH ESO ISS PBLA12 START 26.3
HIERARCH ESO ISS PBLA12 END 26.6
HIERARCH ESO ISS PBL13 START 100.613
HIERARCH ESO ISS PBL13 END 100.506
HIERARCH ESO ISS PBLA13 START 32.7
HIERARCH ESO ISS PBLA13 END 33.0
HIERARCH ESO ISS PBL14 START 129.512
HIERARCH ESO ISS PBL14 END 129.388
HIERARCH ESO ISS PBLA14 START 60.589
HIERARCH ESO ISS PBLA14 END 61.01
HIERARCH ESO ISS PBL23 START 45.976
HIERARCH ESO ISS PBL23 END 45.923
HIERARCH ESO ISS PBLA23 START 40.4
HIERARCH ESO ISS PBLA23 END 40.8
HIERARCH ESO ISS PBL24 START 89.405
HIERARCH ESO ISS PBL24 END 89.379
HIERARCH ESO ISS PBLA24 START 81.049
HIERARCH ESO ISS PBLA24 END 81.498
HIERARCH ESO ISS PBL34 START 62.205
HIERARCH ESO ISS PBL34 END 62.257
HIERARCH ESO ISS PBLA34 START 109.829
HIERARCH ESO ISS PBLA34 END 110.263
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.38
HIERARCH ESO ISS AMBI FWHM START 1.03
HIERARCH ESO ISS AMBI FWHM END 1.03