Exposure
ID
GRAVI.2025-07-10T01:28:48.373_1
Header ID
GRAVI.2025-07-10T01:28:48.373
Date updated
2025-07-10 01:40:43 UTC+0000
Release date
2026-07-10 01:40:43 UTC+0000
UTC Start
2025-07-10 01:28:48.373
UTC End
2025-07-10 01:31:28.373
MJD Start
60866.06167098
MJD End
60866.06352283186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.009056
Ambient temperature (°C)
14.04
Seeing (arcsec)
0.255
Observation
ID
68502
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
50937
Name
RU_Lup
RA
239.178897
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 55.3120 55.2580 26.8000 27.2000
U1-U3 100.4260 100.3120 33.3000 33.6000
U1-U4 129.2910 129.1490 61.3080 61.7260
U2-U3 45.8830 45.8260 41.0000 41.4000
U2-U4 89.3550 89.3150 81.8170 82.2650
U3-U4 62.2910 62.3330 110.5720 111.0090
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 60866.06167098
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178897
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 55.312
HIERARCH ESO ISS PBL12 END 55.258
HIERARCH ESO ISS PBLA12 START 26.8
HIERARCH ESO ISS PBLA12 END 27.2
HIERARCH ESO ISS PBL13 START 100.426
HIERARCH ESO ISS PBL13 END 100.312
HIERARCH ESO ISS PBLA13 START 33.3
HIERARCH ESO ISS PBLA13 END 33.6
HIERARCH ESO ISS PBL14 START 129.291
HIERARCH ESO ISS PBL14 END 129.149
HIERARCH ESO ISS PBLA14 START 61.308
HIERARCH ESO ISS PBLA14 END 61.726
HIERARCH ESO ISS PBL23 START 45.883
HIERARCH ESO ISS PBL23 END 45.826
HIERARCH ESO ISS PBLA23 START 41.0
HIERARCH ESO ISS PBLA23 END 41.4
HIERARCH ESO ISS PBL24 START 89.355
HIERARCH ESO ISS PBL24 END 89.315
HIERARCH ESO ISS PBLA24 START 81.817
HIERARCH ESO ISS PBLA24 END 82.265
HIERARCH ESO ISS PBL34 START 62.291
HIERARCH ESO ISS PBL34 END 62.333
HIERARCH ESO ISS PBLA34 START 110.572
HIERARCH ESO ISS PBLA34 END 111.009
HIERARCH ESO ISS AMBI TAU0 START 0.009747
HIERARCH ESO ISS AMBI TAU0 END 0.008365
HIERARCH ESO ISS AMBI TEMP 14.04
HIERARCH ESO ISS AMBI FWHM START 0.25
HIERARCH ESO ISS AMBI FWHM END 0.26