Exposure
ID
GRAVI.2025-07-11T23:29:21.317_1
Header ID
GRAVI.2025-07-11T23:29:21.317
Date updated
2025-07-11 23:40:42 UTC+0000
Release date
2026-07-11 23:40:42 UTC+0000
UTC Start
2025-07-11 23:29:21.317
UTC End
2025-07-11 23:32:01.317
MJD Start
60867.97871895
MJD End
60867.980570801854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002661
Ambient temperature (°C)
10.49
Seeing (arcsec)
0.7
Observation
ID
68674
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
51088
Name
RU_Lup
RA
239.178289
DEC
-37.8215
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 56.3800 56.3700 12.5000 12.9000
U1-U3 102.3880 102.3780 18.2000 18.6000
U1-U4 127.9520 128.1170 43.4580 43.9880
U2-U3 46.6190 46.6250 25.1000 25.5000
U2-U4 84.7160 84.9720 63.4730 64.0100
U3-U4 56.2290 56.5010 94.4880 94.9170
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 60867.97871895
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178289
DEC -37.8215
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 56.38
HIERARCH ESO ISS PBL12 END 56.37
HIERARCH ESO ISS PBLA12 START 12.5
HIERARCH ESO ISS PBLA12 END 12.9
HIERARCH ESO ISS PBL13 START 102.388
HIERARCH ESO ISS PBL13 END 102.378
HIERARCH ESO ISS PBLA13 START 18.2
HIERARCH ESO ISS PBLA13 END 18.6
HIERARCH ESO ISS PBL14 START 127.952
HIERARCH ESO ISS PBL14 END 128.117
HIERARCH ESO ISS PBLA14 START 43.458
HIERARCH ESO ISS PBLA14 END 43.988
HIERARCH ESO ISS PBL23 START 46.619
HIERARCH ESO ISS PBL23 END 46.625
HIERARCH ESO ISS PBLA23 START 25.1
HIERARCH ESO ISS PBLA23 END 25.5
HIERARCH ESO ISS PBL24 START 84.716
HIERARCH ESO ISS PBL24 END 84.972
HIERARCH ESO ISS PBLA24 START 63.473
HIERARCH ESO ISS PBLA24 END 64.01
HIERARCH ESO ISS PBL34 START 56.229
HIERARCH ESO ISS PBL34 END 56.501
HIERARCH ESO ISS PBLA34 START 94.488
HIERARCH ESO ISS PBLA34 END 94.917
HIERARCH ESO ISS AMBI TAU0 START 0.002245
HIERARCH ESO ISS AMBI TAU0 END 0.003077
HIERARCH ESO ISS AMBI TEMP 10.49
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.65