Exposure
ID
GRAVI.2025-07-11T01:41:20.814_1
Header ID
GRAVI.2025-07-11T01:41:20.814
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 01:41:20.814
UTC End
2025-07-11 01:44:00.814
MJD Start
60867.07037979
MJD End
60867.072231641854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003308
Ambient temperature (°C)
11.24
Seeing (arcsec)
0.655
Observation
ID
68618
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
51033
Name
RU_Lup
RA
239.178847
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 54.9800 54.9150 28.7000 29.0000
U1-U3 99.7290 99.5920 35.2000 35.6000
U1-U4 128.3490 128.1470 63.6230 64.0250
U2-U3 45.5310 45.4610 43.1000 43.4000
U2-U4 89.0090 88.9180 84.3230 84.7640
U3-U4 62.4550 62.4650 113.0450 113.4870
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 60867.07037979
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178847
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 54.98
HIERARCH ESO ISS PBL12 END 54.915
HIERARCH ESO ISS PBLA12 START 28.7
HIERARCH ESO ISS PBLA12 END 29.0
HIERARCH ESO ISS PBL13 START 99.729
HIERARCH ESO ISS PBL13 END 99.592
HIERARCH ESO ISS PBLA13 START 35.2
HIERARCH ESO ISS PBLA13 END 35.6
HIERARCH ESO ISS PBL14 START 128.349
HIERARCH ESO ISS PBL14 END 128.147
HIERARCH ESO ISS PBLA14 START 63.623
HIERARCH ESO ISS PBLA14 END 64.025
HIERARCH ESO ISS PBL23 START 45.531
HIERARCH ESO ISS PBL23 END 45.461
HIERARCH ESO ISS PBLA23 START 43.1
HIERARCH ESO ISS PBLA23 END 43.4
HIERARCH ESO ISS PBL24 START 89.009
HIERARCH ESO ISS PBL24 END 88.918
HIERARCH ESO ISS PBLA24 START 84.323
HIERARCH ESO ISS PBLA24 END 84.764
HIERARCH ESO ISS PBL34 START 62.455
HIERARCH ESO ISS PBL34 END 62.465
HIERARCH ESO ISS PBLA34 START 113.045
HIERARCH ESO ISS PBLA34 END 113.487
HIERARCH ESO ISS AMBI TAU0 START 0.003034
HIERARCH ESO ISS AMBI TAU0 END 0.003582
HIERARCH ESO ISS AMBI TEMP 11.24
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.73