Exposure
ID
GRAVI.2025-07-11T03:20:57.067_1
Header ID
GRAVI.2025-07-11T03:20:57.067
Date updated
2025-07-11 03:30:37 UTC+0000
Release date
2026-07-11 03:30:37 UTC+0000
UTC Start
2025-07-11 03:20:57.067
UTC End
2025-07-11 03:23:37.067
MJD Start
60867.13954939
MJD End
60867.14140124185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0043595000000000005
Ambient temperature (°C)
11.28
Seeing (arcsec)
0.54
Observation
ID
68639
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
51054
Name
RU_Lup
RA
239.178864
DEC
-37.82157
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 51.4550 51.3050 38.5000 38.7000
U1-U3 92.0840 91.7570 45.3000 45.6000
U1-U4 114.7540 114.1420 76.8070 77.1880
U2-U3 41.4470 41.2710 53.8000 54.1000
U2-U4 80.9310 80.5480 100.0170 100.5180
U3-U4 60.2090 60.0780 129.8130 130.3690
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 60867.13954939
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178864
DEC -37.82157
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 51.455
HIERARCH ESO ISS PBL12 END 51.305
HIERARCH ESO ISS PBLA12 START 38.5
HIERARCH ESO ISS PBLA12 END 38.7
HIERARCH ESO ISS PBL13 START 92.084
HIERARCH ESO ISS PBL13 END 91.757
HIERARCH ESO ISS PBLA13 START 45.3
HIERARCH ESO ISS PBLA13 END 45.6
HIERARCH ESO ISS PBL14 START 114.754
HIERARCH ESO ISS PBL14 END 114.142
HIERARCH ESO ISS PBLA14 START 76.807
HIERARCH ESO ISS PBLA14 END 77.188
HIERARCH ESO ISS PBL23 START 41.447
HIERARCH ESO ISS PBL23 END 41.271
HIERARCH ESO ISS PBLA23 START 53.8
HIERARCH ESO ISS PBLA23 END 54.1
HIERARCH ESO ISS PBL24 START 80.931
HIERARCH ESO ISS PBL24 END 80.548
HIERARCH ESO ISS PBLA24 START 100.017
HIERARCH ESO ISS PBLA24 END 100.518
HIERARCH ESO ISS PBL34 START 60.209
HIERARCH ESO ISS PBL34 END 60.078
HIERARCH ESO ISS PBLA34 START 129.813
HIERARCH ESO ISS PBLA34 END 130.369
HIERARCH ESO ISS AMBI TAU0 START 0.004126
HIERARCH ESO ISS AMBI TAU0 END 0.004593
HIERARCH ESO ISS AMBI TEMP 11.28
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.51