Exposure
ID
GRAVI.2025-07-10T01:48:48.424_1
Header ID
GRAVI.2025-07-10T01:48:48.424
Date updated
2025-07-10 02:00:38 UTC+0000
Release date
2026-07-10 02:00:38 UTC+0000
UTC Start
2025-07-10 01:48:48.424
UTC End
2025-07-10 01:51:28.424
MJD Start
60866.07556046
MJD End
60866.07741231185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006352
Ambient temperature (°C)
14.25
Seeing (arcsec)
0.325
Observation
ID
68507
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
50942
Name
RU_Lup
RA
239.178956
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 54.9020 54.8340 29.1000 29.4000
U1-U3 99.5620 99.4180 35.6000 36.0000
U1-U4 128.1040 127.8860 64.1120 64.5160
U2-U3 45.4460 45.3710 43.5000 43.9000
U2-U4 88.8980 88.7950 84.8580 85.3040
U3-U4 62.4670 62.4710 113.5820 114.0320
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 60866.07556046
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178956
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 54.902
HIERARCH ESO ISS PBL12 END 54.834
HIERARCH ESO ISS PBLA12 START 29.1
HIERARCH ESO ISS PBLA12 END 29.4
HIERARCH ESO ISS PBL13 START 99.562
HIERARCH ESO ISS PBL13 END 99.418
HIERARCH ESO ISS PBLA13 START 35.6
HIERARCH ESO ISS PBLA13 END 36.0
HIERARCH ESO ISS PBL14 START 128.104
HIERARCH ESO ISS PBL14 END 127.886
HIERARCH ESO ISS PBLA14 START 64.112
HIERARCH ESO ISS PBLA14 END 64.516
HIERARCH ESO ISS PBL23 START 45.446
HIERARCH ESO ISS PBL23 END 45.371
HIERARCH ESO ISS PBLA23 START 43.5
HIERARCH ESO ISS PBLA23 END 43.9
HIERARCH ESO ISS PBL24 START 88.898
HIERARCH ESO ISS PBL24 END 88.795
HIERARCH ESO ISS PBLA24 START 84.858
HIERARCH ESO ISS PBLA24 END 85.304
HIERARCH ESO ISS PBL34 START 62.467
HIERARCH ESO ISS PBL34 END 62.471
HIERARCH ESO ISS PBLA34 START 113.582
HIERARCH ESO ISS PBLA34 END 114.032
HIERARCH ESO ISS AMBI TAU0 START 0.007024
HIERARCH ESO ISS AMBI TAU0 END 0.00568
HIERARCH ESO ISS AMBI TEMP 14.25
HIERARCH ESO ISS AMBI FWHM START 0.32
HIERARCH ESO ISS AMBI FWHM END 0.33