Exposure
ID
GRAVI.2025-07-11T23:49:09.368_1
Header ID
GRAVI.2025-07-11T23:49:09.368
Date updated
2025-07-12 00:00:49 UTC+0000
Release date
2026-07-12 00:00:49 UTC+0000
UTC Start
2025-07-11 23:49:09.368
UTC End
2025-07-11 23:51:49.368
MJD Start
60867.99246954
MJD End
60867.99432139185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003066
Ambient temperature (°C)
10.52
Seeing (arcsec)
0.685
Observation
ID
68679
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
51093
Name
RU_Lup
RA
239.178296
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 56.2990 56.2840 15.2000 15.6000
U1-U3 102.2900 102.2700 21.1000 21.5000
U1-U4 128.9720 129.1000 46.9600 47.4590
U2-U3 46.6410 46.6400 28.2000 28.6000
U2-U4 86.3300 86.5410 67.0210 67.5260
U3-U4 57.9480 58.1760 97.3580 97.7740
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 60867.99246954
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178296
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 56.299
HIERARCH ESO ISS PBL12 END 56.284
HIERARCH ESO ISS PBLA12 START 15.2
HIERARCH ESO ISS PBLA12 END 15.6
HIERARCH ESO ISS PBL13 START 102.29
HIERARCH ESO ISS PBL13 END 102.27
HIERARCH ESO ISS PBLA13 START 21.1
HIERARCH ESO ISS PBLA13 END 21.5
HIERARCH ESO ISS PBL14 START 128.972
HIERARCH ESO ISS PBL14 END 129.1
HIERARCH ESO ISS PBLA14 START 46.96
HIERARCH ESO ISS PBLA14 END 47.459
HIERARCH ESO ISS PBL23 START 46.641
HIERARCH ESO ISS PBL23 END 46.64
HIERARCH ESO ISS PBLA23 START 28.2
HIERARCH ESO ISS PBLA23 END 28.6
HIERARCH ESO ISS PBL24 START 86.33
HIERARCH ESO ISS PBL24 END 86.541
HIERARCH ESO ISS PBLA24 START 67.021
HIERARCH ESO ISS PBLA24 END 67.526
HIERARCH ESO ISS PBL34 START 57.948
HIERARCH ESO ISS PBL34 END 58.176
HIERARCH ESO ISS PBLA34 START 97.358
HIERARCH ESO ISS PBLA34 END 97.774
HIERARCH ESO ISS AMBI TAU0 START 0.00347
HIERARCH ESO ISS AMBI TAU0 END 0.002662
HIERARCH ESO ISS AMBI TEMP 10.52
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.74