Exposure
ID
GRAVI.2025-07-11T03:04:18.025_1
Header ID
GRAVI.2025-07-11T03:04:18.025
Date updated
2025-07-11 03:15:42 UTC+0000
Release date
2026-07-11 03:15:42 UTC+0000
UTC Start
2025-07-11 03:04:18.025
UTC End
2025-07-11 03:06:58.025
MJD Start
60867.1279864
MJD End
60867.12983825186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036165
Ambient temperature (°C)
11.4
Seeing (arcsec)
0.525
Observation
ID
68636
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
51051
Name
RU_Lup
RA
239.17887
DEC
-37.82156
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 52.2500 52.1170 37.1000 37.3000
U1-U3 93.8200 93.5290 43.8000 44.1000
U1-U4 118.0040 117.4610 74.6480 75.0280
U2-U3 42.3860 42.2290 52.2000 52.5000
U2-U4 82.9630 82.6230 97.2350 97.7180
U3-U4 60.9000 60.7850 126.7310 127.2640
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 60867.1279864
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.17887
DEC -37.82156
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 52.25
HIERARCH ESO ISS PBL12 END 52.117
HIERARCH ESO ISS PBLA12 START 37.1
HIERARCH ESO ISS PBLA12 END 37.3
HIERARCH ESO ISS PBL13 START 93.82
HIERARCH ESO ISS PBL13 END 93.529
HIERARCH ESO ISS PBLA13 START 43.8
HIERARCH ESO ISS PBLA13 END 44.1
HIERARCH ESO ISS PBL14 START 118.004
HIERARCH ESO ISS PBL14 END 117.461
HIERARCH ESO ISS PBLA14 START 74.648
HIERARCH ESO ISS PBLA14 END 75.028
HIERARCH ESO ISS PBL23 START 42.386
HIERARCH ESO ISS PBL23 END 42.229
HIERARCH ESO ISS PBLA23 START 52.2
HIERARCH ESO ISS PBLA23 END 52.5
HIERARCH ESO ISS PBL24 START 82.963
HIERARCH ESO ISS PBL24 END 82.623
HIERARCH ESO ISS PBLA24 START 97.235
HIERARCH ESO ISS PBLA24 END 97.718
HIERARCH ESO ISS PBL34 START 60.9
HIERARCH ESO ISS PBL34 END 60.785
HIERARCH ESO ISS PBLA34 START 126.731
HIERARCH ESO ISS PBLA34 END 127.264
HIERARCH ESO ISS AMBI TAU0 START 0.003453
HIERARCH ESO ISS AMBI TAU0 END 0.00378
HIERARCH ESO ISS AMBI TEMP 11.4
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.43