Exposure
ID
GRAVI.2025-07-09T00:03:27.954_1
Header ID
GRAVI.2025-07-09T00:03:27.954
Date updated
2025-07-09 00:15:38 UTC+0000
Release date
2026-07-09 00:15:38 UTC+0000
UTC Start
2025-07-09 00:03:27.954
UTC End
2025-07-09 00:06:07.954
MJD Start
60865.00240688
MJD End
60865.00425873185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.008573
Ambient temperature (°C)
14.28
Seeing (arcsec)
0.48
Observation
ID
68406
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
50841
Name
RU_Lup
RA
239.1787
DEC
-37.82162
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 56.2860 56.2690 15.6000 16.0000
U1-U3 102.2730 102.2490 21.4000 21.9000
U1-U4 129.0820 129.2180 47.3930 47.9400
U2-U3 46.6410 46.6390 28.5000 29.0000
U2-U4 86.5120 86.7390 67.4600 68.0140
U3-U4 58.1450 58.3910 97.7200 98.1790
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 60865.00240688
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.1787
DEC -37.82162
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 194.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 56.286
HIERARCH ESO ISS PBL12 END 56.269
HIERARCH ESO ISS PBLA12 START 15.6
HIERARCH ESO ISS PBLA12 END 16.0
HIERARCH ESO ISS PBL13 START 102.273
HIERARCH ESO ISS PBL13 END 102.249
HIERARCH ESO ISS PBLA13 START 21.4
HIERARCH ESO ISS PBLA13 END 21.9
HIERARCH ESO ISS PBL14 START 129.082
HIERARCH ESO ISS PBL14 END 129.218
HIERARCH ESO ISS PBLA14 START 47.393
HIERARCH ESO ISS PBLA14 END 47.94
HIERARCH ESO ISS PBL23 START 46.641
HIERARCH ESO ISS PBL23 END 46.639
HIERARCH ESO ISS PBLA23 START 28.5
HIERARCH ESO ISS PBLA23 END 29.0
HIERARCH ESO ISS PBL24 START 86.512
HIERARCH ESO ISS PBL24 END 86.739
HIERARCH ESO ISS PBLA24 START 67.46
HIERARCH ESO ISS PBLA24 END 68.014
HIERARCH ESO ISS PBL34 START 58.145
HIERARCH ESO ISS PBL34 END 58.391
HIERARCH ESO ISS PBLA34 START 97.72
HIERARCH ESO ISS PBLA34 END 98.179
HIERARCH ESO ISS AMBI TAU0 START 0.008204
HIERARCH ESO ISS AMBI TAU0 END 0.008942
HIERARCH ESO ISS AMBI TEMP 14.28
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48