Exposure
ID
GRAVI.2025-07-12T02:03:27.710_1
Header ID
GRAVI.2025-07-12T02:03:27.710
Date updated
2025-07-12 02:15:41 UTC+0000
Release date
2026-07-12 02:15:41 UTC+0000
UTC Start
2025-07-12 02:03:27.710
UTC End
2025-07-12 02:06:07.710
MJD Start
60868.08573738
MJD End
60868.08758923186
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
68704
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
51118
Name
RU_Lup
RA
239.178141
DEC
-37.82122
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 54.3250 54.2410 31.6000 31.9000
U1-U3 98.3290 98.1470 38.2000 38.5000
U1-U4 126.1300 125.8230 67.1850 67.5780
U2-U3 44.8020 44.7060 46.2000 46.5000
U2-U4 87.8750 87.7030 88.2950 88.7430
U3-U4 62.3660 62.3310 117.1020 117.5700
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 60868.08573738
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178141
DEC -37.82122
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 54.325
HIERARCH ESO ISS PBL12 END 54.241
HIERARCH ESO ISS PBLA12 START 31.6
HIERARCH ESO ISS PBLA12 END 31.9
HIERARCH ESO ISS PBL13 START 98.329
HIERARCH ESO ISS PBL13 END 98.147
HIERARCH ESO ISS PBLA13 START 38.2
HIERARCH ESO ISS PBLA13 END 38.5
HIERARCH ESO ISS PBL14 START 126.13
HIERARCH ESO ISS PBL14 END 125.823
HIERARCH ESO ISS PBLA14 START 67.185
HIERARCH ESO ISS PBLA14 END 67.578
HIERARCH ESO ISS PBL23 START 44.802
HIERARCH ESO ISS PBL23 END 44.706
HIERARCH ESO ISS PBLA23 START 46.2
HIERARCH ESO ISS PBLA23 END 46.5
HIERARCH ESO ISS PBL24 START 87.875
HIERARCH ESO ISS PBL24 END 87.703
HIERARCH ESO ISS PBLA24 START 88.295
HIERARCH ESO ISS PBLA24 END 88.743
HIERARCH ESO ISS PBL34 START 62.366
HIERARCH ESO ISS PBL34 END 62.331
HIERARCH ESO ISS PBLA34 START 117.102
HIERARCH ESO ISS PBLA34 END 117.57
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