Exposure
ID
GRAVI.2025-07-10T00:52:06.279_1
Header ID
GRAVI.2025-07-10T00:52:06.279
Date updated
2025-07-10 01:00:44 UTC+0000
Release date
2026-07-10 01:00:44 UTC+0000
UTC Start
2025-07-10 00:52:06.279
UTC End
2025-07-10 00:54:46.279
MJD Start
60866.03618379
MJD End
60866.038035641854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0081545
Ambient temperature (°C)
14.07
Seeing (arcsec)
0.26
Observation
ID
68493
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
50928
Name
RU_Lup
RA
239.178861
DEC
-37.82163
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 55.8590 55.8240 22.4000 22.8000
U1-U3 101.5280 101.4600 28.7000 29.0000
U1-U4 130.2020 130.1860 55.8960 56.3430
U2-U3 46.4010 46.3720 36.2000 36.6000
U2-U4 89.1150 89.1850 76.1300 76.5920
U3-U4 61.2680 61.3840 105.2220 105.6440
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 60866.03618379
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178861
DEC -37.82163
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 55.859
HIERARCH ESO ISS PBL12 END 55.824
HIERARCH ESO ISS PBLA12 START 22.4
HIERARCH ESO ISS PBLA12 END 22.8
HIERARCH ESO ISS PBL13 START 101.528
HIERARCH ESO ISS PBL13 END 101.46
HIERARCH ESO ISS PBLA13 START 28.7
HIERARCH ESO ISS PBLA13 END 29.0
HIERARCH ESO ISS PBL14 START 130.202
HIERARCH ESO ISS PBL14 END 130.186
HIERARCH ESO ISS PBLA14 START 55.896
HIERARCH ESO ISS PBLA14 END 56.343
HIERARCH ESO ISS PBL23 START 46.401
HIERARCH ESO ISS PBL23 END 46.372
HIERARCH ESO ISS PBLA23 START 36.2
HIERARCH ESO ISS PBLA23 END 36.6
HIERARCH ESO ISS PBL24 START 89.115
HIERARCH ESO ISS PBL24 END 89.185
HIERARCH ESO ISS PBLA24 START 76.13
HIERARCH ESO ISS PBLA24 END 76.592
HIERARCH ESO ISS PBL34 START 61.268
HIERARCH ESO ISS PBL34 END 61.384
HIERARCH ESO ISS PBLA34 START 105.222
HIERARCH ESO ISS PBLA34 END 105.644
HIERARCH ESO ISS AMBI TAU0 START 0.007988
HIERARCH ESO ISS AMBI TAU0 END 0.008321
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 0.27
HIERARCH ESO ISS AMBI FWHM END 0.25