Exposure
ID
GRAVI.2025-07-12T03:07:12.872_1
Header ID
GRAVI.2025-07-12T03:07:12.872
Date updated
2025-07-12 03:20:45 UTC+0000
Release date
2026-07-12 03:20:45 UTC+0000
UTC Start
2025-07-12 03:07:12.872
UTC End
2025-07-12 03:09:52.872
MJD Start
60868.13001009
MJD End
60868.13186194185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.29
Seeing (arcsec)
1.14
Observation
ID
68718
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
51132
Name
RU_Lup
RA
239.178159
DEC
-37.82127
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 51.9350 51.7950 37.7000 37.9000
U1-U3 93.1310 92.8260 44.5000 44.7000
U1-U4 116.7180 116.1460 75.5360 75.9160
U2-U3 42.0140 41.8490 52.9000 53.2000
U2-U4 82.1590 81.8010 98.3680 98.8570
U3-U4 60.6280 60.5060 127.9830 128.5250
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 60868.13001009
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178159
DEC -37.82127
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 51.935
HIERARCH ESO ISS PBL12 END 51.795
HIERARCH ESO ISS PBLA12 START 37.7
HIERARCH ESO ISS PBLA12 END 37.9
HIERARCH ESO ISS PBL13 START 93.131
HIERARCH ESO ISS PBL13 END 92.826
HIERARCH ESO ISS PBLA13 START 44.5
HIERARCH ESO ISS PBLA13 END 44.7
HIERARCH ESO ISS PBL14 START 116.718
HIERARCH ESO ISS PBL14 END 116.146
HIERARCH ESO ISS PBLA14 START 75.536
HIERARCH ESO ISS PBLA14 END 75.916
HIERARCH ESO ISS PBL23 START 42.014
HIERARCH ESO ISS PBL23 END 41.849
HIERARCH ESO ISS PBLA23 START 52.9
HIERARCH ESO ISS PBLA23 END 53.2
HIERARCH ESO ISS PBL24 START 82.159
HIERARCH ESO ISS PBL24 END 81.801
HIERARCH ESO ISS PBLA24 START 98.368
HIERARCH ESO ISS PBLA24 END 98.857
HIERARCH ESO ISS PBL34 START 60.628
HIERARCH ESO ISS PBL34 END 60.506
HIERARCH ESO ISS PBLA34 START 127.983
HIERARCH ESO ISS PBLA34 END 128.525
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.29
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14