Exposure
ID
GRAVI.2025-07-11T00:47:59.678_1
Header ID
GRAVI.2025-07-11T00:47:59.678
Date updated
2025-07-11 01:00:44 UTC+0000
Release date
2026-07-11 01:00:44 UTC+0000
UTC Start
2025-07-11 00:47:59.678
UTC End
2025-07-11 00:50:39.678
MJD Start
60867.03332961
MJD End
60867.035181461855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0041715
Ambient temperature (°C)
11.41
Seeing (arcsec)
0.52
Observation
ID
68605
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
51020
Name
RU_Lup
RA
239.178707
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 55.8610 55.8270 22.4000 22.7000
U1-U3 101.5330 101.4650 28.6000 29.0000
U1-U4 130.2030 130.1870 55.8630 56.3100
U2-U3 46.4030 46.3740 36.2000 36.6000
U2-U4 89.1110 89.1800 76.0960 76.5580
U3-U4 61.2600 61.3770 105.1910 105.6130
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 60867.03332961
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178707
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 55.861
HIERARCH ESO ISS PBL12 END 55.827
HIERARCH ESO ISS PBLA12 START 22.4
HIERARCH ESO ISS PBLA12 END 22.7
HIERARCH ESO ISS PBL13 START 101.533
HIERARCH ESO ISS PBL13 END 101.465
HIERARCH ESO ISS PBLA13 START 28.6
HIERARCH ESO ISS PBLA13 END 29.0
HIERARCH ESO ISS PBL14 START 130.203
HIERARCH ESO ISS PBL14 END 130.187
HIERARCH ESO ISS PBLA14 START 55.863
HIERARCH ESO ISS PBLA14 END 56.31
HIERARCH ESO ISS PBL23 START 46.403
HIERARCH ESO ISS PBL23 END 46.374
HIERARCH ESO ISS PBLA23 START 36.2
HIERARCH ESO ISS PBLA23 END 36.6
HIERARCH ESO ISS PBL24 START 89.111
HIERARCH ESO ISS PBL24 END 89.18
HIERARCH ESO ISS PBLA24 START 76.096
HIERARCH ESO ISS PBLA24 END 76.558
HIERARCH ESO ISS PBL34 START 61.26
HIERARCH ESO ISS PBL34 END 61.377
HIERARCH ESO ISS PBLA34 START 105.191
HIERARCH ESO ISS PBLA34 END 105.613
HIERARCH ESO ISS AMBI TAU0 START 0.004281
HIERARCH ESO ISS AMBI TAU0 END 0.004062
HIERARCH ESO ISS AMBI TEMP 11.41
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.53