Exposure
ID
GRAVI.2025-07-09T00:06:57.963_1
Header ID
GRAVI.2025-07-09T00:06:57.963
Date updated
2025-07-09 00:20:38 UTC+0000
Release date
2026-07-09 00:20:38 UTC+0000
UTC Start
2025-07-09 00:06:57.963
UTC End
2025-07-09 00:09:37.963
MJD Start
60865.00483754
MJD End
60865.006689391856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.008618500000000001
Ambient temperature (°C)
14.34
Seeing (arcsec)
0.45999999999999996
Observation
ID
68407
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
50842
Name
RU_Lup
RA
239.178695
DEC
-37.82162
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 56.2670 56.2490 16.0000 16.5000
U1-U3 102.2460 102.2200 21.9000 22.4000
U1-U4 129.2300 129.3570 47.9910 48.5340
U2-U3 46.6390 46.6350 29.1000 29.6000
U2-U4 86.7600 86.9780 68.0660 68.6150
U3-U4 58.4140 58.6530 98.2220 98.6800
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 60865.00483754
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178695
DEC -37.82162
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 194.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 56.267
HIERARCH ESO ISS PBL12 END 56.249
HIERARCH ESO ISS PBLA12 START 16.0
HIERARCH ESO ISS PBLA12 END 16.5
HIERARCH ESO ISS PBL13 START 102.246
HIERARCH ESO ISS PBL13 END 102.22
HIERARCH ESO ISS PBLA13 START 21.9
HIERARCH ESO ISS PBLA13 END 22.4
HIERARCH ESO ISS PBL14 START 129.23
HIERARCH ESO ISS PBL14 END 129.357
HIERARCH ESO ISS PBLA14 START 47.991
HIERARCH ESO ISS PBLA14 END 48.534
HIERARCH ESO ISS PBL23 START 46.639
HIERARCH ESO ISS PBL23 END 46.635
HIERARCH ESO ISS PBLA23 START 29.1
HIERARCH ESO ISS PBLA23 END 29.6
HIERARCH ESO ISS PBL24 START 86.76
HIERARCH ESO ISS PBL24 END 86.978
HIERARCH ESO ISS PBLA24 START 68.066
HIERARCH ESO ISS PBLA24 END 68.615
HIERARCH ESO ISS PBL34 START 58.414
HIERARCH ESO ISS PBL34 END 58.653
HIERARCH ESO ISS PBLA34 START 98.222
HIERARCH ESO ISS PBLA34 END 98.68
HIERARCH ESO ISS AMBI TAU0 START 0.008942
HIERARCH ESO ISS AMBI TAU0 END 0.008295
HIERARCH ESO ISS AMBI TEMP 14.34
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.44