Exposure
ID
GRAVI.2025-07-11T00:37:41.652_1
Header ID
GRAVI.2025-07-11T00:37:41.652
Date updated
2025-07-11 00:50:44 UTC+0000
Release date
2026-07-11 00:50:44 UTC+0000
UTC Start
2025-07-11 00:37:41.652
UTC End
2025-07-11 00:40:21.652
MJD Start
60867.02617653
MJD End
60867.02802838186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004144999999999999
Ambient temperature (°C)
11.45
Seeing (arcsec)
0.51
Observation
ID
68604
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
51019
Name
RU_Lup
RA
239.178693
DEC
-37.82149
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 55.9730 55.9430 21.1000 21.5000
U1-U3 101.7450 101.6880 27.3000 27.7000
U1-U4 130.1860 130.2020 54.2730 54.7290
U2-U3 46.4900 46.4680 34.7000 35.1000
U2-U4 88.7990 88.8980 74.4580 74.9270
U3-U4 60.8030 60.9410 103.7170 104.1360
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 60867.02617653
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178693
DEC -37.82149
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 55.973
HIERARCH ESO ISS PBL12 END 55.943
HIERARCH ESO ISS PBLA12 START 21.1
HIERARCH ESO ISS PBLA12 END 21.5
HIERARCH ESO ISS PBL13 START 101.745
HIERARCH ESO ISS PBL13 END 101.688
HIERARCH ESO ISS PBLA13 START 27.3
HIERARCH ESO ISS PBLA13 END 27.7
HIERARCH ESO ISS PBL14 START 130.186
HIERARCH ESO ISS PBL14 END 130.202
HIERARCH ESO ISS PBLA14 START 54.273
HIERARCH ESO ISS PBLA14 END 54.729
HIERARCH ESO ISS PBL23 START 46.49
HIERARCH ESO ISS PBL23 END 46.468
HIERARCH ESO ISS PBLA23 START 34.7
HIERARCH ESO ISS PBLA23 END 35.1
HIERARCH ESO ISS PBL24 START 88.799
HIERARCH ESO ISS PBL24 END 88.898
HIERARCH ESO ISS PBLA24 START 74.458
HIERARCH ESO ISS PBLA24 END 74.927
HIERARCH ESO ISS PBL34 START 60.803
HIERARCH ESO ISS PBL34 END 60.941
HIERARCH ESO ISS PBLA34 START 103.717
HIERARCH ESO ISS PBLA34 END 104.136
HIERARCH ESO ISS AMBI TAU0 START 0.004207
HIERARCH ESO ISS AMBI TAU0 END 0.004083
HIERARCH ESO ISS AMBI TEMP 11.45
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.52