Exposure
ID
GRAVI.2025-07-09T02:14:40.289_1
Header ID
GRAVI.2025-07-09T02:14:40.289
Date updated
2025-07-09 02:26:04 UTC+0000
Release date
2026-07-09 02:26:04 UTC+0000
UTC Start
2025-07-09 02:14:40.289
UTC End
2025-07-09 02:17:20.289
MJD Start
60865.09352186
MJD End
60865.095373711854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006732
Ambient temperature (°C)
14.43
Seeing (arcsec)
0.46499999999999997
Observation
ID
68430
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
50865
Name
RU_Lup
RA
239.177775
DEC
-37.82108
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 54.3420 54.2580 31.5000 31.8000
U1-U3 98.3660 98.1850 38.1000 38.4000
U1-U4 126.1920 125.8870 67.1100 67.5040
U2-U3 44.8210 44.7260 46.1000 46.4000
U2-U4 87.9100 87.7390 88.2090 88.6570
U3-U4 62.3720 62.3380 117.0120 117.4800
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 60865.09352186
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.177775
DEC -37.82108
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 54.342
HIERARCH ESO ISS PBL12 END 54.258
HIERARCH ESO ISS PBLA12 START 31.5
HIERARCH ESO ISS PBLA12 END 31.8
HIERARCH ESO ISS PBL13 START 98.366
HIERARCH ESO ISS PBL13 END 98.185
HIERARCH ESO ISS PBLA13 START 38.1
HIERARCH ESO ISS PBLA13 END 38.4
HIERARCH ESO ISS PBL14 START 126.192
HIERARCH ESO ISS PBL14 END 125.887
HIERARCH ESO ISS PBLA14 START 67.11
HIERARCH ESO ISS PBLA14 END 67.504
HIERARCH ESO ISS PBL23 START 44.821
HIERARCH ESO ISS PBL23 END 44.726
HIERARCH ESO ISS PBLA23 START 46.1
HIERARCH ESO ISS PBLA23 END 46.4
HIERARCH ESO ISS PBL24 START 87.91
HIERARCH ESO ISS PBL24 END 87.739
HIERARCH ESO ISS PBLA24 START 88.209
HIERARCH ESO ISS PBLA24 END 88.657
HIERARCH ESO ISS PBL34 START 62.372
HIERARCH ESO ISS PBL34 END 62.338
HIERARCH ESO ISS PBLA34 START 117.012
HIERARCH ESO ISS PBLA34 END 117.48
HIERARCH ESO ISS AMBI TAU0 START 0.006727
HIERARCH ESO ISS AMBI TAU0 END 0.006737
HIERARCH ESO ISS AMBI TEMP 14.43
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.46