Exposure
ID
GRAVI.2025-07-10T02:05:30.467_1
Header ID
GRAVI.2025-07-10T02:05:30.467
Date updated
2025-07-10 02:15:34 UTC+0000
Release date
2026-07-10 02:15:33 UTC+0000
UTC Start
2025-07-10 02:05:30.467
UTC End
2025-07-10 02:08:10.467
MJD Start
60866.08715818
MJD End
60866.08901003186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0063665
Ambient temperature (°C)
14.24
Seeing (arcsec)
0.32499999999999996
Observation
ID
68511
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
50946
Name
RU_Lup
RA
239.178995
DEC
-37.82161
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 54.4860 54.4060 30.9000 31.2000
U1-U3 98.6750 98.5020 37.5000 37.8000
U1-U4 126.7050 126.4200 66.3990 66.7950
U2-U3 44.9840 44.8930 45.5000 45.8000
U2-U4 88.1900 88.0360 87.4050 87.8520
U3-U4 62.4210 62.3960 116.1790 116.6420
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 60866.08715818
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178995
DEC -37.82161
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 54.486
HIERARCH ESO ISS PBL12 END 54.406
HIERARCH ESO ISS PBLA12 START 30.9
HIERARCH ESO ISS PBLA12 END 31.2
HIERARCH ESO ISS PBL13 START 98.675
HIERARCH ESO ISS PBL13 END 98.502
HIERARCH ESO ISS PBLA13 START 37.5
HIERARCH ESO ISS PBLA13 END 37.8
HIERARCH ESO ISS PBL14 START 126.705
HIERARCH ESO ISS PBL14 END 126.42
HIERARCH ESO ISS PBLA14 START 66.399
HIERARCH ESO ISS PBLA14 END 66.795
HIERARCH ESO ISS PBL23 START 44.984
HIERARCH ESO ISS PBL23 END 44.893
HIERARCH ESO ISS PBLA23 START 45.5
HIERARCH ESO ISS PBLA23 END 45.8
HIERARCH ESO ISS PBL24 START 88.19
HIERARCH ESO ISS PBL24 END 88.036
HIERARCH ESO ISS PBLA24 START 87.405
HIERARCH ESO ISS PBLA24 END 87.852
HIERARCH ESO ISS PBL34 START 62.421
HIERARCH ESO ISS PBL34 END 62.396
HIERARCH ESO ISS PBLA34 START 116.179
HIERARCH ESO ISS PBLA34 END 116.642
HIERARCH ESO ISS AMBI TAU0 START 0.005932
HIERARCH ESO ISS AMBI TAU0 END 0.006801
HIERARCH ESO ISS AMBI TEMP 14.24
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.3