Exposure
ID
GRAVI.2025-07-10T03:37:51.701_1
Header ID
GRAVI.2025-07-10T03:37:51.701
Date updated
2025-07-10 03:45:41 UTC+0000
Release date
2026-07-10 03:45:41 UTC+0000
UTC Start
2025-07-10 03:37:51.701
UTC End
2025-07-10 03:40:31.701
MJD Start
60866.15129284
MJD End
60866.15314469185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0058055
Ambient temperature (°C)
13.37
Seeing (arcsec)
0.4
Observation
ID
68525
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
50960
Name
RU_Lup
RA
239.178055
DEC
-37.82109
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 50.7710 50.6090 39.6000 39.8000
U1-U3 90.5910 90.2370 46.4000 46.7000
U1-U4 111.9480 111.2830 78.4990 78.8830
U2-U3 40.6390 40.4480 55.0000 55.3000
U2-U4 79.1780 78.7640 102.2660 102.7850
U3-U4 59.6110 59.4700 132.3130 132.8890
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 60866.15129284
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178055
DEC -37.82109
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 50.771
HIERARCH ESO ISS PBL12 END 50.609
HIERARCH ESO ISS PBLA12 START 39.6
HIERARCH ESO ISS PBLA12 END 39.8
HIERARCH ESO ISS PBL13 START 90.591
HIERARCH ESO ISS PBL13 END 90.237
HIERARCH ESO ISS PBLA13 START 46.4
HIERARCH ESO ISS PBLA13 END 46.7
HIERARCH ESO ISS PBL14 START 111.948
HIERARCH ESO ISS PBL14 END 111.283
HIERARCH ESO ISS PBLA14 START 78.499
HIERARCH ESO ISS PBLA14 END 78.883
HIERARCH ESO ISS PBL23 START 40.639
HIERARCH ESO ISS PBL23 END 40.448
HIERARCH ESO ISS PBLA23 START 55.0
HIERARCH ESO ISS PBLA23 END 55.3
HIERARCH ESO ISS PBL24 START 79.178
HIERARCH ESO ISS PBL24 END 78.764
HIERARCH ESO ISS PBLA24 START 102.266
HIERARCH ESO ISS PBLA24 END 102.785
HIERARCH ESO ISS PBL34 START 59.611
HIERARCH ESO ISS PBL34 END 59.47
HIERARCH ESO ISS PBLA34 START 132.313
HIERARCH ESO ISS PBLA34 END 132.889
HIERARCH ESO ISS AMBI TAU0 START 0.005759
HIERARCH ESO ISS AMBI TAU0 END 0.005852
HIERARCH ESO ISS AMBI TEMP 13.37
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.39