Exposure
ID
GRAVI.2025-07-11T00:44:44.670_1
Header ID
GRAVI.2025-07-11T00:44:44.670
Date updated
2025-07-11 00:55:42 UTC+0000
Release date
2026-07-11 00:55:42 UTC+0000
UTC Start
2025-07-11 00:44:44.670
UTC End
2025-07-11 00:47:24.670
MJD Start
60867.03107257
MJD End
60867.03292442185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004057
Ambient temperature (°C)
11.41
Seeing (arcsec)
0.53
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 55.8980 55.8650 22.0000 22.3000
U1-U3 101.6030 101.5390 28.2000 28.6000
U1-U4 130.2100 130.2040 55.3730 55.8180
U2-U3 46.4330 46.4060 35.7000 36.1000
U2-U4 89.0250 89.1030 75.5900 76.0490
U3-U4 61.1260 61.2480 104.7330 105.1480
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 60867.03107257
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 55.898
HIERARCH ESO ISS PBL12 END 55.865
HIERARCH ESO ISS PBLA12 START 22.0
HIERARCH ESO ISS PBLA12 END 22.3
HIERARCH ESO ISS PBL13 START 101.603
HIERARCH ESO ISS PBL13 END 101.539
HIERARCH ESO ISS PBLA13 START 28.2
HIERARCH ESO ISS PBLA13 END 28.6
HIERARCH ESO ISS PBL14 START 130.21
HIERARCH ESO ISS PBL14 END 130.204
HIERARCH ESO ISS PBLA14 START 55.373
HIERARCH ESO ISS PBLA14 END 55.818
HIERARCH ESO ISS PBL23 START 46.433
HIERARCH ESO ISS PBL23 END 46.406
HIERARCH ESO ISS PBLA23 START 35.7
HIERARCH ESO ISS PBLA23 END 36.1
HIERARCH ESO ISS PBL24 START 89.025
HIERARCH ESO ISS PBL24 END 89.103
HIERARCH ESO ISS PBLA24 START 75.59
HIERARCH ESO ISS PBLA24 END 76.049
HIERARCH ESO ISS PBL34 START 61.126
HIERARCH ESO ISS PBL34 END 61.248
HIERARCH ESO ISS PBLA34 START 104.733
HIERARCH ESO ISS PBLA34 END 105.148
HIERARCH ESO ISS AMBI TAU0 START 0.003833
HIERARCH ESO ISS AMBI TAU0 END 0.004281
HIERARCH ESO ISS AMBI TEMP 11.41
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.51