Exposure
ID
GRAVI.2025-07-10T01:22:21.357_1
Header ID
GRAVI.2025-07-10T01:22:21.357
Date updated
2025-07-10 01:35:39 UTC+0000
Release date
2026-07-10 01:35:39 UTC+0000
UTC Start
2025-07-10 01:22:21.357
UTC End
2025-07-10 01:25:01.357
MJD Start
60866.05719163
MJD End
60866.05904348186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0085665
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.28
Observation
ID
68500
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
50935
Name
RU_Lup
RA
239.17888
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 55.4270 55.3760 26.1000 26.4000
U1-U3 100.6620 100.5580 32.5000 32.8000
U1-U4 129.5660 129.4490 60.3860 60.8030
U2-U3 46.0000 45.9490 40.2000 40.6000
U2-U4 89.4140 89.3930 80.8320 81.2770
U3-U4 62.1780 62.2320 109.6200 110.0480
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 60866.05719163
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.17888
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 55.427
HIERARCH ESO ISS PBL12 END 55.376
HIERARCH ESO ISS PBLA12 START 26.1
HIERARCH ESO ISS PBLA12 END 26.4
HIERARCH ESO ISS PBL13 START 100.662
HIERARCH ESO ISS PBL13 END 100.558
HIERARCH ESO ISS PBLA13 START 32.5
HIERARCH ESO ISS PBLA13 END 32.8
HIERARCH ESO ISS PBL14 START 129.566
HIERARCH ESO ISS PBL14 END 129.449
HIERARCH ESO ISS PBLA14 START 60.386
HIERARCH ESO ISS PBLA14 END 60.803
HIERARCH ESO ISS PBL23 START 46.0
HIERARCH ESO ISS PBL23 END 45.949
HIERARCH ESO ISS PBLA23 START 40.2
HIERARCH ESO ISS PBLA23 END 40.6
HIERARCH ESO ISS PBL24 START 89.414
HIERARCH ESO ISS PBL24 END 89.393
HIERARCH ESO ISS PBLA24 START 80.832
HIERARCH ESO ISS PBLA24 END 81.277
HIERARCH ESO ISS PBL34 START 62.178
HIERARCH ESO ISS PBL34 END 62.232
HIERARCH ESO ISS PBLA34 START 109.62
HIERARCH ESO ISS PBLA34 END 110.048
HIERARCH ESO ISS AMBI TAU0 START 0.008471
HIERARCH ESO ISS AMBI TAU0 END 0.008662
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.3
HIERARCH ESO ISS AMBI FWHM END 0.26