Exposure
ID
GRAVI.2025-07-10T02:42:18.560_1
Header ID
GRAVI.2025-07-10T02:42:18.560
Date updated
2025-07-10 02:50:44 UTC+0000
Release date
2026-07-10 02:50:44 UTC+0000
UTC Start
2025-07-10 02:42:18.560
UTC End
2025-07-10 02:44:58.560
MJD Start
60866.11271481
MJD End
60866.114566661854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.010016
Ambient temperature (°C)
13.9
Seeing (arcsec)
0.275
Observation
ID
68515
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
50950
Name
RU_Lup
RA
239.178174
DEC
-37.8212
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 53.3130 53.2030 34.7000 35.0000
U1-U3 96.1360 95.8960 41.4000 41.7000
U1-U4 122.2720 121.8370 71.2820 71.6660
U2-U3 43.6330 43.5050 49.6000 49.9000
U2-U4 85.6020 85.3360 93.0850 93.5470
U3-U4 61.7600 61.6770 122.1910 122.6920
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 60866.11271481
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178174
DEC -37.8212
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 53.313
HIERARCH ESO ISS PBL12 END 53.203
HIERARCH ESO ISS PBLA12 START 34.7
HIERARCH ESO ISS PBLA12 END 35.0
HIERARCH ESO ISS PBL13 START 96.136
HIERARCH ESO ISS PBL13 END 95.896
HIERARCH ESO ISS PBLA13 START 41.4
HIERARCH ESO ISS PBLA13 END 41.7
HIERARCH ESO ISS PBL14 START 122.272
HIERARCH ESO ISS PBL14 END 121.837
HIERARCH ESO ISS PBLA14 START 71.282
HIERARCH ESO ISS PBLA14 END 71.666
HIERARCH ESO ISS PBL23 START 43.633
HIERARCH ESO ISS PBL23 END 43.505
HIERARCH ESO ISS PBLA23 START 49.6
HIERARCH ESO ISS PBLA23 END 49.9
HIERARCH ESO ISS PBL24 START 85.602
HIERARCH ESO ISS PBL24 END 85.336
HIERARCH ESO ISS PBLA24 START 93.085
HIERARCH ESO ISS PBLA24 END 93.547
HIERARCH ESO ISS PBL34 START 61.76
HIERARCH ESO ISS PBL34 END 61.677
HIERARCH ESO ISS PBLA34 START 122.191
HIERARCH ESO ISS PBLA34 END 122.692
HIERARCH ESO ISS AMBI TAU0 START 0.01021
HIERARCH ESO ISS AMBI TAU0 END 0.009822
HIERARCH ESO ISS AMBI TEMP 13.9
HIERARCH ESO ISS AMBI FWHM START 0.27
HIERARCH ESO ISS AMBI FWHM END 0.28