Exposure
ID
GRAVI.2025-07-10T00:18:24.194_1
Header ID
GRAVI.2025-07-10T00:18:24.194
Date updated
2025-07-10 00:30:48 UTC+0000
Release date
2026-07-10 00:30:48 UTC+0000
UTC Start
2025-07-10 00:18:24.194
UTC End
2025-07-10 00:21:04.194
MJD Start
60866.01278002
MJD End
60866.014631871854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007953
Ambient temperature (°C)
13.8
Seeing (arcsec)
0.37
Observation
ID
68487
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
50922
Name
RU_Lup
RA
239.178841
DEC
-37.82165
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 56.1710 56.1500 18.1000 18.5000
U1-U3 102.0950 102.0600 24.1000 24.5000
U1-U4 129.7670 129.8470 50.5600 51.0400
U2-U3 46.6100 46.6000 31.4000 31.8000
U2-U4 87.7300 87.8920 70.6690 71.1570
U3-U4 59.4940 59.6810 100.4130 100.8310
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 60866.01278002
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178841
DEC -37.82165
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 56.171
HIERARCH ESO ISS PBL12 END 56.15
HIERARCH ESO ISS PBLA12 START 18.1
HIERARCH ESO ISS PBLA12 END 18.5
HIERARCH ESO ISS PBL13 START 102.095
HIERARCH ESO ISS PBL13 END 102.06
HIERARCH ESO ISS PBLA13 START 24.1
HIERARCH ESO ISS PBLA13 END 24.5
HIERARCH ESO ISS PBL14 START 129.767
HIERARCH ESO ISS PBL14 END 129.847
HIERARCH ESO ISS PBLA14 START 50.56
HIERARCH ESO ISS PBLA14 END 51.04
HIERARCH ESO ISS PBL23 START 46.61
HIERARCH ESO ISS PBL23 END 46.6
HIERARCH ESO ISS PBLA23 START 31.4
HIERARCH ESO ISS PBLA23 END 31.8
HIERARCH ESO ISS PBL24 START 87.73
HIERARCH ESO ISS PBL24 END 87.892
HIERARCH ESO ISS PBLA24 START 70.669
HIERARCH ESO ISS PBLA24 END 71.157
HIERARCH ESO ISS PBL34 START 59.494
HIERARCH ESO ISS PBL34 END 59.681
HIERARCH ESO ISS PBLA34 START 100.413
HIERARCH ESO ISS PBLA34 END 100.831
HIERARCH ESO ISS AMBI TAU0 START 0.008156
HIERARCH ESO ISS AMBI TAU0 END 0.00775
HIERARCH ESO ISS AMBI TEMP 13.8
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.38