Exposure
ID
GRAVI.2025-07-12T00:16:06.437_1
Header ID
GRAVI.2025-07-12T00:16:06.437
Date updated
2025-07-12 00:25:37 UTC+0000
Release date
2026-07-12 00:25:37 UTC+0000
UTC Start
2025-07-12 00:16:06.437
UTC End
2025-07-12 00:18:46.437
MJD Start
60868.01118561
MJD End
60868.01303746185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002677
Ambient temperature (°C)
10.43
Seeing (arcsec)
0.775
Observation
ID
68684
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
51098
Name
RU_Lup
RA
239.178316
DEC
-37.82147
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 56.1300 56.1070 18.8000 19.2000
U1-U3 102.0260 101.9860 24.9000 25.3000
U1-U4 129.9120 129.9780 51.4680 51.9430
U2-U3 46.5900 46.5780 32.2000 32.6000
U2-U4 88.0300 88.1780 71.5930 72.0760
U3-U4 59.8420 60.0170 101.2060 101.6240
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 60868.01118561
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178316
DEC -37.82147
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 56.13
HIERARCH ESO ISS PBL12 END 56.107
HIERARCH ESO ISS PBLA12 START 18.8
HIERARCH ESO ISS PBLA12 END 19.2
HIERARCH ESO ISS PBL13 START 102.026
HIERARCH ESO ISS PBL13 END 101.986
HIERARCH ESO ISS PBLA13 START 24.9
HIERARCH ESO ISS PBLA13 END 25.3
HIERARCH ESO ISS PBL14 START 129.912
HIERARCH ESO ISS PBL14 END 129.978
HIERARCH ESO ISS PBLA14 START 51.468
HIERARCH ESO ISS PBLA14 END 51.943
HIERARCH ESO ISS PBL23 START 46.59
HIERARCH ESO ISS PBL23 END 46.578
HIERARCH ESO ISS PBLA23 START 32.2
HIERARCH ESO ISS PBLA23 END 32.6
HIERARCH ESO ISS PBL24 START 88.03
HIERARCH ESO ISS PBL24 END 88.178
HIERARCH ESO ISS PBLA24 START 71.593
HIERARCH ESO ISS PBLA24 END 72.076
HIERARCH ESO ISS PBL34 START 59.842
HIERARCH ESO ISS PBL34 END 60.017
HIERARCH ESO ISS PBLA34 START 101.206
HIERARCH ESO ISS PBLA34 END 101.624
HIERARCH ESO ISS AMBI TAU0 START 0.002677
HIERARCH ESO ISS AMBI TAU0 END 0.002677
HIERARCH ESO ISS AMBI TEMP 10.43
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.81