Exposure
ID
GRAVI.2025-07-10T03:57:51.752_1
Header ID
GRAVI.2025-07-10T03:57:51.752
Date updated
2025-07-10 04:10:41 UTC+0000
Release date
2026-07-10 04:10:41 UTC+0000
UTC Start
2025-07-10 03:57:51.752
UTC End
2025-07-10 04:00:31.752
MJD Start
60866.16518232
MJD End
60866.167034171856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007656
Ambient temperature (°C)
13.39
Seeing (arcsec)
0.385
Observation
ID
68529
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
50964
Name
RU_Lup
RA
239.178047
DEC
-37.82111
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 49.6070 49.4270 41.1000 41.3000
U1-U3 88.0540 87.6610 48.0000 48.2000
U1-U4 107.1760 106.4390 81.1310 81.5170
U2-U3 39.2660 39.0540 56.8000 57.0000
U2-U4 76.2200 75.7670 105.8930 106.4380
U3-U4 58.6160 58.4660 136.3340 136.9350
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 60866.16518232
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178047
DEC -37.82111
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 49.607
HIERARCH ESO ISS PBL12 END 49.427
HIERARCH ESO ISS PBLA12 START 41.1
HIERARCH ESO ISS PBLA12 END 41.3
HIERARCH ESO ISS PBL13 START 88.054
HIERARCH ESO ISS PBL13 END 87.661
HIERARCH ESO ISS PBLA13 START 48.0
HIERARCH ESO ISS PBLA13 END 48.2
HIERARCH ESO ISS PBL14 START 107.176
HIERARCH ESO ISS PBL14 END 106.439
HIERARCH ESO ISS PBLA14 START 81.131
HIERARCH ESO ISS PBLA14 END 81.517
HIERARCH ESO ISS PBL23 START 39.266
HIERARCH ESO ISS PBL23 END 39.054
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 57.0
HIERARCH ESO ISS PBL24 START 76.22
HIERARCH ESO ISS PBL24 END 75.767
HIERARCH ESO ISS PBLA24 START 105.893
HIERARCH ESO ISS PBLA24 END 106.438
HIERARCH ESO ISS PBL34 START 58.616
HIERARCH ESO ISS PBL34 END 58.466
HIERARCH ESO ISS PBLA34 START 136.334
HIERARCH ESO ISS PBLA34 END 136.935
HIERARCH ESO ISS AMBI TAU0 START 0.007783
HIERARCH ESO ISS AMBI TAU0 END 0.007529
HIERARCH ESO ISS AMBI TEMP 13.39
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.38