Exposure
ID
GRAVI.2025-07-12T00:36:03.487_1
Header ID
GRAVI.2025-07-12T00:36:03.487
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 00:36:03.487
UTC End
2025-07-12 00:38:43.487
MJD Start
60868.02504036
MJD End
60868.026892211856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002418
Ambient temperature (°C)
10.35
Seeing (arcsec)
0.87
Observation
ID
68688
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
51102
Name
RU_Lup
RA
239.178336
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 55.9490 55.9180 21.4000 21.8000
U1-U3 101.7000 101.6410 27.6000 28.0000
U1-U4 130.2000 130.2090 54.6440 55.0940
U2-U3 46.4730 46.4490 35.1000 35.5000
U2-U4 88.8790 88.9700 74.8390 75.3010
U3-U4 60.9130 61.0450 104.0580 104.4730
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 60868.02504036
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178336
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 55.949
HIERARCH ESO ISS PBL12 END 55.918
HIERARCH ESO ISS PBLA12 START 21.4
HIERARCH ESO ISS PBLA12 END 21.8
HIERARCH ESO ISS PBL13 START 101.7
HIERARCH ESO ISS PBL13 END 101.641
HIERARCH ESO ISS PBLA13 START 27.6
HIERARCH ESO ISS PBLA13 END 28.0
HIERARCH ESO ISS PBL14 START 130.2
HIERARCH ESO ISS PBL14 END 130.209
HIERARCH ESO ISS PBLA14 START 54.644
HIERARCH ESO ISS PBLA14 END 55.094
HIERARCH ESO ISS PBL23 START 46.473
HIERARCH ESO ISS PBL23 END 46.449
HIERARCH ESO ISS PBLA23 START 35.1
HIERARCH ESO ISS PBLA23 END 35.5
HIERARCH ESO ISS PBL24 START 88.879
HIERARCH ESO ISS PBL24 END 88.97
HIERARCH ESO ISS PBLA24 START 74.839
HIERARCH ESO ISS PBLA24 END 75.301
HIERARCH ESO ISS PBL34 START 60.913
HIERARCH ESO ISS PBL34 END 61.045
HIERARCH ESO ISS PBLA34 START 104.058
HIERARCH ESO ISS PBLA34 END 104.473
HIERARCH ESO ISS AMBI TAU0 START 0.002414
HIERARCH ESO ISS AMBI TAU0 END 0.002422
HIERARCH ESO ISS AMBI TEMP 10.35
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.91