Exposure
ID
GRAVI.2025-07-11T00:51:14.687_1
Header ID
GRAVI.2025-07-11T00:51:14.687
Date updated
2025-07-11 01:00:44 UTC+0000
Release date
2026-07-11 01:00:44 UTC+0000
UTC Start
2025-07-11 00:51:14.687
UTC End
2025-07-11 00:53:54.687
MJD Start
60867.03558665
MJD End
60867.03743850186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036375
Ambient temperature (°C)
11.36
Seeing (arcsec)
0.545
Observation
ID
68606
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
51021
Name
RU_Lup
RA
239.178708
DEC
-37.82145
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 55.8220 55.7860 22.8000 23.2000
U1-U3 101.4570 101.3860 29.1000 29.4000
U1-U4 130.1850 130.1590 56.3660 56.8050
U2-U3 46.3710 46.3400 36.6000 37.0000
U2-U4 89.1890 89.2480 76.6160 77.0710
U3-U4 61.3910 61.5000 105.6650 106.0830
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 60867.03558665
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178708
DEC -37.82145
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 55.822
HIERARCH ESO ISS PBL12 END 55.786
HIERARCH ESO ISS PBLA12 START 22.8
HIERARCH ESO ISS PBLA12 END 23.2
HIERARCH ESO ISS PBL13 START 101.457
HIERARCH ESO ISS PBL13 END 101.386
HIERARCH ESO ISS PBLA13 START 29.1
HIERARCH ESO ISS PBLA13 END 29.4
HIERARCH ESO ISS PBL14 START 130.185
HIERARCH ESO ISS PBL14 END 130.159
HIERARCH ESO ISS PBLA14 START 56.366
HIERARCH ESO ISS PBLA14 END 56.805
HIERARCH ESO ISS PBL23 START 46.371
HIERARCH ESO ISS PBL23 END 46.34
HIERARCH ESO ISS PBLA23 START 36.6
HIERARCH ESO ISS PBLA23 END 37.0
HIERARCH ESO ISS PBL24 START 89.189
HIERARCH ESO ISS PBL24 END 89.248
HIERARCH ESO ISS PBLA24 START 76.616
HIERARCH ESO ISS PBLA24 END 77.071
HIERARCH ESO ISS PBL34 START 61.391
HIERARCH ESO ISS PBL34 END 61.5
HIERARCH ESO ISS PBLA34 START 105.665
HIERARCH ESO ISS PBLA34 END 106.083
HIERARCH ESO ISS AMBI TAU0 START 0.003381
HIERARCH ESO ISS AMBI TAU0 END 0.003894
HIERARCH ESO ISS AMBI TEMP 11.36
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.53