Exposure
ID
GRAVI.2025-07-11T01:27:56.780_1
Header ID
GRAVI.2025-07-11T01:27:56.780
Date updated
2025-07-11 01:40:35 UTC+0000
Release date
2026-07-11 01:40:35 UTC+0000
UTC Start
2025-07-11 01:27:56.780
UTC End
2025-07-11 01:30:36.780
MJD Start
60867.06107384
MJD End
60867.062925691855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003767
Ambient temperature (°C)
11.25
Seeing (arcsec)
0.54
Observation
ID
68615
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
51030
Name
RU_Lup
RA
239.178816
DEC
-37.82145
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 55.2550 55.1980 27.2000 27.5000
U1-U3 100.3050 100.1880 33.6000 34.0000
U1-U4 129.1410 128.9880 61.7460 62.1560
U2-U3 45.8230 45.7640 41.4000 41.8000
U2-U4 89.3120 89.2620 82.2870 82.7290
U3-U4 62.3350 62.3710 111.0300 111.4640
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 60867.06107384
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178816
DEC -37.82145
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 55.255
HIERARCH ESO ISS PBL12 END 55.198
HIERARCH ESO ISS PBLA12 START 27.2
HIERARCH ESO ISS PBLA12 END 27.5
HIERARCH ESO ISS PBL13 START 100.305
HIERARCH ESO ISS PBL13 END 100.188
HIERARCH ESO ISS PBLA13 START 33.6
HIERARCH ESO ISS PBLA13 END 34.0
HIERARCH ESO ISS PBL14 START 129.141
HIERARCH ESO ISS PBL14 END 128.988
HIERARCH ESO ISS PBLA14 START 61.746
HIERARCH ESO ISS PBLA14 END 62.156
HIERARCH ESO ISS PBL23 START 45.823
HIERARCH ESO ISS PBL23 END 45.764
HIERARCH ESO ISS PBLA23 START 41.4
HIERARCH ESO ISS PBLA23 END 41.8
HIERARCH ESO ISS PBL24 START 89.312
HIERARCH ESO ISS PBL24 END 89.262
HIERARCH ESO ISS PBLA24 START 82.287
HIERARCH ESO ISS PBLA24 END 82.729
HIERARCH ESO ISS PBL34 START 62.335
HIERARCH ESO ISS PBL34 END 62.371
HIERARCH ESO ISS PBLA34 START 111.03
HIERARCH ESO ISS PBLA34 END 111.464
HIERARCH ESO ISS AMBI TAU0 START 0.003742
HIERARCH ESO ISS AMBI TAU0 END 0.003792
HIERARCH ESO ISS AMBI TEMP 11.25
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.55