Exposure
ID
GRAVI.2025-07-12T02:20:09.752_1
Header ID
GRAVI.2025-07-12T02:20:09.752
Date updated
2025-07-12 02:30:45 UTC+0000
Release date
2026-07-12 02:30:45 UTC+0000
UTC Start
2025-07-12 02:20:09.752
UTC End
2025-07-12 02:22:49.752
MJD Start
60868.09733509
MJD End
60868.09918694186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.39
Seeing (arcsec)
1.14
Observation
ID
68707
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
51121
Name
RU_Lup
RA
239.178153
DEC
-37.82125
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 53.8130 53.7150 33.3000 33.6000
U1-U3 97.2230 97.0100 39.9000 40.2000
U1-U4 124.2190 123.8430 69.4080 69.7950
U2-U3 44.2150 44.1010 48.0000 48.4000
U2-U4 86.7730 86.5500 90.8600 91.3150
U3-U4 62.1020 62.0400 119.8040 120.2880
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 60868.09733509
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178153
DEC -37.82125
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 53.813
HIERARCH ESO ISS PBL12 END 53.715
HIERARCH ESO ISS PBLA12 START 33.3
HIERARCH ESO ISS PBLA12 END 33.6
HIERARCH ESO ISS PBL13 START 97.223
HIERARCH ESO ISS PBL13 END 97.01
HIERARCH ESO ISS PBLA13 START 39.9
HIERARCH ESO ISS PBLA13 END 40.2
HIERARCH ESO ISS PBL14 START 124.219
HIERARCH ESO ISS PBL14 END 123.843
HIERARCH ESO ISS PBLA14 START 69.408
HIERARCH ESO ISS PBLA14 END 69.795
HIERARCH ESO ISS PBL23 START 44.215
HIERARCH ESO ISS PBL23 END 44.101
HIERARCH ESO ISS PBLA23 START 48.0
HIERARCH ESO ISS PBLA23 END 48.4
HIERARCH ESO ISS PBL24 START 86.773
HIERARCH ESO ISS PBL24 END 86.55
HIERARCH ESO ISS PBLA24 START 90.86
HIERARCH ESO ISS PBLA24 END 91.315
HIERARCH ESO ISS PBL34 START 62.102
HIERARCH ESO ISS PBL34 END 62.04
HIERARCH ESO ISS PBLA34 START 119.804
HIERARCH ESO ISS PBLA34 END 120.288
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.39
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14