Exposure
ID
GRAVI.2025-07-09T02:45:16.366_1
Header ID
GRAVI.2025-07-09T02:45:16.366
Date updated
2025-07-09 03:00:28 UTC+0000
Release date
2026-07-09 03:00:28 UTC+0000
UTC Start
2025-07-09 02:45:16.366
UTC End
2025-07-09 02:51:16.366
MJD Start
60865.11477276
MJD End
60865.11893942666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.006066500000000001
Ambient temperature (°C)
13.8
Seeing (arcsec)
0.495
Observation
ID
68436
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
50871
Name
RU_Lup
RA
239.177982
DEC
-37.82103
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 53.3490 53.1120 34.6000 35.2000
U1-U3 96.2150 95.6980 41.3000 41.9000
U1-U4 122.4160 121.4750 71.1590 71.9810
U2-U3 43.6760 43.3980 49.5000 50.1000
U2-U4 85.6900 85.1150 92.9350 93.9280
U3-U4 61.7870 61.6070 122.0300 123.1050
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 60865.11477276
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.177982
DEC -37.82103
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 53.349
HIERARCH ESO ISS PBL12 END 53.112
HIERARCH ESO ISS PBLA12 START 34.6
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 96.215
HIERARCH ESO ISS PBL13 END 95.698
HIERARCH ESO ISS PBLA13 START 41.3
HIERARCH ESO ISS PBLA13 END 41.9
HIERARCH ESO ISS PBL14 START 122.416
HIERARCH ESO ISS PBL14 END 121.475
HIERARCH ESO ISS PBLA14 START 71.159
HIERARCH ESO ISS PBLA14 END 71.981
HIERARCH ESO ISS PBL23 START 43.676
HIERARCH ESO ISS PBL23 END 43.398
HIERARCH ESO ISS PBLA23 START 49.5
HIERARCH ESO ISS PBLA23 END 50.1
HIERARCH ESO ISS PBL24 START 85.69
HIERARCH ESO ISS PBL24 END 85.115
HIERARCH ESO ISS PBLA24 START 92.935
HIERARCH ESO ISS PBLA24 END 93.928
HIERARCH ESO ISS PBL34 START 61.787
HIERARCH ESO ISS PBL34 END 61.607
HIERARCH ESO ISS PBLA34 START 122.03
HIERARCH ESO ISS PBLA34 END 123.105
HIERARCH ESO ISS AMBI TAU0 START 0.005773
HIERARCH ESO ISS AMBI TAU0 END 0.00636
HIERARCH ESO ISS AMBI TEMP 13.8
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.49