Exposure
ID
GRAVI.2025-07-12T00:32:48.479_1
Header ID
GRAVI.2025-07-12T00:32:48.479
Date updated
2025-07-12 00:45:45 UTC+0000
Release date
2026-07-12 00:45:45 UTC+0000
UTC Start
2025-07-12 00:32:48.479
UTC End
2025-07-12 00:35:28.479
MJD Start
60868.02278332
MJD End
60868.02463517185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002414
Ambient temperature (°C)
10.36
Seeing (arcsec)
0.83
Observation
ID
68687
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
51101
Name
RU_Lup
RA
239.178331
DEC
-37.82146
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 55.9820 55.9530 21.0000 21.3000
U1-U3 101.7620 101.7070 27.2000 27.5000
U1-U4 130.1790 130.1980 54.1350 54.5870
U2-U3 46.4970 46.4750 34.6000 35.0000
U2-U4 88.7660 88.8660 74.3160 74.7800
U3-U4 60.7580 60.8960 103.5910 104.0060
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 60868.02278332
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178331
DEC -37.82146
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 55.982
HIERARCH ESO ISS PBL12 END 55.953
HIERARCH ESO ISS PBLA12 START 21.0
HIERARCH ESO ISS PBLA12 END 21.3
HIERARCH ESO ISS PBL13 START 101.762
HIERARCH ESO ISS PBL13 END 101.707
HIERARCH ESO ISS PBLA13 START 27.2
HIERARCH ESO ISS PBLA13 END 27.5
HIERARCH ESO ISS PBL14 START 130.179
HIERARCH ESO ISS PBL14 END 130.198
HIERARCH ESO ISS PBLA14 START 54.135
HIERARCH ESO ISS PBLA14 END 54.587
HIERARCH ESO ISS PBL23 START 46.497
HIERARCH ESO ISS PBL23 END 46.475
HIERARCH ESO ISS PBLA23 START 34.6
HIERARCH ESO ISS PBLA23 END 35.0
HIERARCH ESO ISS PBL24 START 88.766
HIERARCH ESO ISS PBL24 END 88.866
HIERARCH ESO ISS PBLA24 START 74.316
HIERARCH ESO ISS PBLA24 END 74.78
HIERARCH ESO ISS PBL34 START 60.758
HIERARCH ESO ISS PBL34 END 60.896
HIERARCH ESO ISS PBLA34 START 103.591
HIERARCH ESO ISS PBLA34 END 104.006
HIERARCH ESO ISS AMBI TAU0 START 0.002414
HIERARCH ESO ISS AMBI TAU0 END 0.002414
HIERARCH ESO ISS AMBI TEMP 10.36
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83