Exposure
ID
GRAVI.2025-07-11T01:38:05.806_1
Header ID
GRAVI.2025-07-11T01:38:05.806
Date updated
2025-07-11 01:50:43 UTC+0000
Release date
2026-07-11 01:50:43 UTC+0000
UTC Start
2025-07-11 01:38:05.806
UTC End
2025-07-11 01:40:45.806
MJD Start
60867.06812275
MJD End
60867.06997460186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0030784999999999996
Ambient temperature (°C)
11.21
Seeing (arcsec)
0.6950000000000001
Observation
ID
68617
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
51032
Name
RU_Lup
RA
239.178842
DEC
-37.82145
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 55.0500 54.9870 28.4000 28.7000
U1-U3 99.8770 99.7430 34.8000 35.2000
U1-U4 128.5620 128.3700 63.1720 63.5810
U2-U3 45.6070 45.5380 42.7000 43.1000
U2-U4 89.0990 89.0180 83.8310 84.2770
U3-U4 62.4360 62.4530 112.5540 112.9990
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 60867.06812275
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178842
DEC -37.82145
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 55.05
HIERARCH ESO ISS PBL12 END 54.987
HIERARCH ESO ISS PBLA12 START 28.4
HIERARCH ESO ISS PBLA12 END 28.7
HIERARCH ESO ISS PBL13 START 99.877
HIERARCH ESO ISS PBL13 END 99.743
HIERARCH ESO ISS PBLA13 START 34.8
HIERARCH ESO ISS PBLA13 END 35.2
HIERARCH ESO ISS PBL14 START 128.562
HIERARCH ESO ISS PBL14 END 128.37
HIERARCH ESO ISS PBLA14 START 63.172
HIERARCH ESO ISS PBLA14 END 63.581
HIERARCH ESO ISS PBL23 START 45.607
HIERARCH ESO ISS PBL23 END 45.538
HIERARCH ESO ISS PBLA23 START 42.7
HIERARCH ESO ISS PBLA23 END 43.1
HIERARCH ESO ISS PBL24 START 89.099
HIERARCH ESO ISS PBL24 END 89.018
HIERARCH ESO ISS PBLA24 START 83.831
HIERARCH ESO ISS PBLA24 END 84.277
HIERARCH ESO ISS PBL34 START 62.436
HIERARCH ESO ISS PBL34 END 62.453
HIERARCH ESO ISS PBLA34 START 112.554
HIERARCH ESO ISS PBLA34 END 112.999
HIERARCH ESO ISS AMBI TAU0 START 0.003123
HIERARCH ESO ISS AMBI TAU0 END 0.003034
HIERARCH ESO ISS AMBI TEMP 11.21
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.74