Exposure
ID
GRAVI.2025-07-11T01:07:59.729_1
Header ID
GRAVI.2025-07-11T01:07:59.729
Date updated
2025-07-11 01:20:45 UTC+0000
Release date
2026-07-11 01:20:45 UTC+0000
UTC Start
2025-07-11 01:07:59.729
UTC End
2025-07-11 01:10:39.729
MJD Start
60867.04721909
MJD End
60867.04907094186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003377
Ambient temperature (°C)
11.31
Seeing (arcsec)
0.605
Observation
ID
68610
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
51025
Name
RU_Lup
RA
239.178751
DEC
-37.82144
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 55.5940 55.5500 24.8000 25.2000
U1-U3 101.0040 100.9140 31.2000 31.6000
U1-U4 129.9060 129.8240 58.8640 59.2890
U2-U3 46.1640 46.1210 38.9000 39.2000
U2-U4 89.4160 89.4270 79.2230 79.6710
U3-U4 61.9360 62.0110 108.0870 108.5100
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 60867.04721909
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178751
DEC -37.82144
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 55.594
HIERARCH ESO ISS PBL12 END 55.55
HIERARCH ESO ISS PBLA12 START 24.8
HIERARCH ESO ISS PBLA12 END 25.2
HIERARCH ESO ISS PBL13 START 101.004
HIERARCH ESO ISS PBL13 END 100.914
HIERARCH ESO ISS PBLA13 START 31.2
HIERARCH ESO ISS PBLA13 END 31.6
HIERARCH ESO ISS PBL14 START 129.906
HIERARCH ESO ISS PBL14 END 129.824
HIERARCH ESO ISS PBLA14 START 58.864
HIERARCH ESO ISS PBLA14 END 59.289
HIERARCH ESO ISS PBL23 START 46.164
HIERARCH ESO ISS PBL23 END 46.121
HIERARCH ESO ISS PBLA23 START 38.9
HIERARCH ESO ISS PBLA23 END 39.2
HIERARCH ESO ISS PBL24 START 89.416
HIERARCH ESO ISS PBL24 END 89.427
HIERARCH ESO ISS PBLA24 START 79.223
HIERARCH ESO ISS PBLA24 END 79.671
HIERARCH ESO ISS PBL34 START 61.936
HIERARCH ESO ISS PBL34 END 62.011
HIERARCH ESO ISS PBLA34 START 108.087
HIERARCH ESO ISS PBLA34 END 108.51
HIERARCH ESO ISS AMBI TAU0 START 0.002947
HIERARCH ESO ISS AMBI TAU0 END 0.003807
HIERARCH ESO ISS AMBI TEMP 11.31
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.56