Exposure
ID
GRAVI.2025-07-12T01:26:12.615_1
Header ID
GRAVI.2025-07-12T01:26:12.615
Date updated
2025-07-12 01:40:47 UTC+0000
Release date
2026-07-12 01:40:46 UTC+0000
UTC Start
2025-07-12 01:26:12.615
UTC End
2025-07-12 01:28:52.615
MJD Start
60868.05986823
MJD End
60868.06172008185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.38
Seeing (arcsec)
1.32
Observation
ID
68699
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
51113
Name
RU_Lup
RA
239.178413
DEC
-37.82142
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 55.2120 55.1540 27.5000 27.8000
U1-U3 100.2170 100.0950 33.9000 34.3000
U1-U4 129.0270 128.8650 62.0630 62.4770
U2-U3 45.7790 45.7180 41.7000 42.1000
U2-U4 89.2750 89.2180 82.6280 83.0750
U3-U4 62.3630 62.3950 111.3650 111.8050
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 60868.05986823
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178413
DEC -37.82142
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 55.212
HIERARCH ESO ISS PBL12 END 55.154
HIERARCH ESO ISS PBLA12 START 27.5
HIERARCH ESO ISS PBLA12 END 27.8
HIERARCH ESO ISS PBL13 START 100.217
HIERARCH ESO ISS PBL13 END 100.095
HIERARCH ESO ISS PBLA13 START 33.9
HIERARCH ESO ISS PBLA13 END 34.3
HIERARCH ESO ISS PBL14 START 129.027
HIERARCH ESO ISS PBL14 END 128.865
HIERARCH ESO ISS PBLA14 START 62.063
HIERARCH ESO ISS PBLA14 END 62.477
HIERARCH ESO ISS PBL23 START 45.779
HIERARCH ESO ISS PBL23 END 45.718
HIERARCH ESO ISS PBLA23 START 41.7
HIERARCH ESO ISS PBLA23 END 42.1
HIERARCH ESO ISS PBL24 START 89.275
HIERARCH ESO ISS PBL24 END 89.218
HIERARCH ESO ISS PBLA24 START 82.628
HIERARCH ESO ISS PBLA24 END 83.075
HIERARCH ESO ISS PBL34 START 62.363
HIERARCH ESO ISS PBL34 END 62.395
HIERARCH ESO ISS PBLA34 START 111.365
HIERARCH ESO ISS PBLA34 END 111.805
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.38
HIERARCH ESO ISS AMBI FWHM START 1.32
HIERARCH ESO ISS AMBI FWHM END 1.32