Exposure
ID
GRAVI.2025-07-12T03:16:54.897_1
Header ID
GRAVI.2025-07-12T03:16:54.897
Date updated
2025-07-12 03:25:33 UTC+0000
Release date
2026-07-12 03:25:33 UTC+0000
UTC Start
2025-07-12 03:16:54.897
UTC End
2025-07-12 03:19:34.897
MJD Start
60868.13674649
MJD End
60868.13859834186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.23
Seeing (arcsec)
1.14
Observation
ID
68721
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
51135
Name
RU_Lup
RA
239.17815
DEC
-37.82128
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 51.4600 51.3120 38.5000 38.7000
U1-U3 92.0940 91.7720 45.3000 45.6000
U1-U4 114.7730 114.1680 76.7980 77.1740
U2-U3 41.4530 41.2780 53.8000 54.1000
U2-U4 80.9430 80.5640 100.0040 100.4990
U3-U4 60.2130 60.0840 129.7980 130.3480
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 60868.13674649
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.17815
DEC -37.82128
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 51.46
HIERARCH ESO ISS PBL12 END 51.312
HIERARCH ESO ISS PBLA12 START 38.5
HIERARCH ESO ISS PBLA12 END 38.7
HIERARCH ESO ISS PBL13 START 92.094
HIERARCH ESO ISS PBL13 END 91.772
HIERARCH ESO ISS PBLA13 START 45.3
HIERARCH ESO ISS PBLA13 END 45.6
HIERARCH ESO ISS PBL14 START 114.773
HIERARCH ESO ISS PBL14 END 114.168
HIERARCH ESO ISS PBLA14 START 76.798
HIERARCH ESO ISS PBLA14 END 77.174
HIERARCH ESO ISS PBL23 START 41.453
HIERARCH ESO ISS PBL23 END 41.278
HIERARCH ESO ISS PBLA23 START 53.8
HIERARCH ESO ISS PBLA23 END 54.1
HIERARCH ESO ISS PBL24 START 80.943
HIERARCH ESO ISS PBL24 END 80.564
HIERARCH ESO ISS PBLA24 START 100.004
HIERARCH ESO ISS PBLA24 END 100.499
HIERARCH ESO ISS PBL34 START 60.213
HIERARCH ESO ISS PBL34 END 60.084
HIERARCH ESO ISS PBLA34 START 129.798
HIERARCH ESO ISS PBLA34 END 130.348
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.23
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14