Exposure
ID
GRAVI.2025-07-10T01:45:33.415_1
Header ID
GRAVI.2025-07-10T01:45:33.415
Date updated
2025-07-10 01:55:37 UTC+0000
Release date
2026-07-10 01:55:37 UTC+0000
UTC Start
2025-07-10 01:45:33.415
UTC End
2025-07-10 01:48:13.415
MJD Start
60866.07330342
MJD End
60866.07515527186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006938
Ambient temperature (°C)
14.2
Seeing (arcsec)
0.33499999999999996
Observation
ID
68506
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
50941
Name
RU_Lup
RA
239.178948
DEC
-37.82159
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 54.9730 54.9080 28.8000 29.1000
U1-U3 99.7150 99.5770 35.3000 35.6000
U1-U4 128.3290 128.1250 63.6680 64.0700
U2-U3 45.5240 45.4530 43.1000 43.5000
U2-U4 89.0000 88.9080 84.3720 84.8130
U3-U4 62.4560 62.4660 113.0940 113.5360
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 60866.07330342
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178948
DEC -37.82159
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 54.973
HIERARCH ESO ISS PBL12 END 54.908
HIERARCH ESO ISS PBLA12 START 28.8
HIERARCH ESO ISS PBLA12 END 29.1
HIERARCH ESO ISS PBL13 START 99.715
HIERARCH ESO ISS PBL13 END 99.577
HIERARCH ESO ISS PBLA13 START 35.3
HIERARCH ESO ISS PBLA13 END 35.6
HIERARCH ESO ISS PBL14 START 128.329
HIERARCH ESO ISS PBL14 END 128.125
HIERARCH ESO ISS PBLA14 START 63.668
HIERARCH ESO ISS PBLA14 END 64.07
HIERARCH ESO ISS PBL23 START 45.524
HIERARCH ESO ISS PBL23 END 45.453
HIERARCH ESO ISS PBLA23 START 43.1
HIERARCH ESO ISS PBLA23 END 43.5
HIERARCH ESO ISS PBL24 START 89.0
HIERARCH ESO ISS PBL24 END 88.908
HIERARCH ESO ISS PBLA24 START 84.372
HIERARCH ESO ISS PBLA24 END 84.813
HIERARCH ESO ISS PBL34 START 62.456
HIERARCH ESO ISS PBL34 END 62.466
HIERARCH ESO ISS PBLA34 START 113.094
HIERARCH ESO ISS PBLA34 END 113.536
HIERARCH ESO ISS AMBI TAU0 START 0.006852
HIERARCH ESO ISS AMBI TAU0 END 0.007024
HIERARCH ESO ISS AMBI TEMP 14.2
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.32