Exposure
ID
GRAVI.2025-07-09T03:22:13.460_1
Header ID
GRAVI.2025-07-09T03:22:13.460
Date updated
2025-07-09 03:30:46 UTC+0000
Release date
2026-07-09 03:30:46 UTC+0000
UTC Start
2025-07-09 03:22:13.460
UTC End
2025-07-09 03:24:53.460
MJD Start
60865.14043357
MJD End
60865.142285421854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0063425
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.44
Observation
ID
68443
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
50878
Name
RU_Lup
RA
239.178126
DEC
-37.82102
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 51.7800 51.6370 37.9000 38.2000
U1-U3 92.7940 92.4820 44.8000 45.0000
U1-U4 116.0870 115.5010 75.9580 76.3380
U2-U3 41.8320 41.6630 53.2000 53.5000
U2-U4 81.7640 81.3980 98.9100 99.4020
U3-U4 60.4930 60.3690 128.5830 129.1290
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 60865.14043357
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178126
DEC -37.82102
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 51.78
HIERARCH ESO ISS PBL12 END 51.637
HIERARCH ESO ISS PBLA12 START 37.9
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 92.794
HIERARCH ESO ISS PBL13 END 92.482
HIERARCH ESO ISS PBLA13 START 44.8
HIERARCH ESO ISS PBLA13 END 45.0
HIERARCH ESO ISS PBL14 START 116.087
HIERARCH ESO ISS PBL14 END 115.501
HIERARCH ESO ISS PBLA14 START 75.958
HIERARCH ESO ISS PBLA14 END 76.338
HIERARCH ESO ISS PBL23 START 41.832
HIERARCH ESO ISS PBL23 END 41.663
HIERARCH ESO ISS PBLA23 START 53.2
HIERARCH ESO ISS PBLA23 END 53.5
HIERARCH ESO ISS PBL24 START 81.764
HIERARCH ESO ISS PBL24 END 81.398
HIERARCH ESO ISS PBLA24 START 98.91
HIERARCH ESO ISS PBLA24 END 99.402
HIERARCH ESO ISS PBL34 START 60.493
HIERARCH ESO ISS PBL34 END 60.369
HIERARCH ESO ISS PBLA34 START 128.583
HIERARCH ESO ISS PBLA34 END 129.129
HIERARCH ESO ISS AMBI TAU0 START 0.0066
HIERARCH ESO ISS AMBI TAU0 END 0.006085
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.44