Exposure
ID
GRAVI.2025-07-11T02:01:29.865_1
Header ID
GRAVI.2025-07-11T02:01:29.865
Date updated
2025-07-11 02:10:35 UTC+0000
Release date
2026-07-11 02:10:35 UTC+0000
UTC Start
2025-07-11 02:01:29.865
UTC End
2025-07-11 02:04:09.865
MJD Start
60867.08437344
MJD End
60867.08622529185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0036695
Ambient temperature (°C)
11.18
Seeing (arcsec)
0.615
Observation
ID
68623
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
51038
Name
RU_Lup
RA
239.178884
DEC
-37.82148
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 54.4890 54.4090 30.9000 31.2000
U1-U3 98.6810 98.5090 37.5000 37.8000
U1-U4 126.7140 126.4300 66.3820 66.7790
U2-U3 44.9870 44.8970 45.5000 45.8000
U2-U4 88.1950 88.0410 87.3870 87.8340
U3-U4 62.4220 62.3970 116.1600 116.6230
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 60867.08437344
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178884
DEC -37.82148
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 54.489
HIERARCH ESO ISS PBL12 END 54.409
HIERARCH ESO ISS PBLA12 START 30.9
HIERARCH ESO ISS PBLA12 END 31.2
HIERARCH ESO ISS PBL13 START 98.681
HIERARCH ESO ISS PBL13 END 98.509
HIERARCH ESO ISS PBLA13 START 37.5
HIERARCH ESO ISS PBLA13 END 37.8
HIERARCH ESO ISS PBL14 START 126.714
HIERARCH ESO ISS PBL14 END 126.43
HIERARCH ESO ISS PBLA14 START 66.382
HIERARCH ESO ISS PBLA14 END 66.779
HIERARCH ESO ISS PBL23 START 44.987
HIERARCH ESO ISS PBL23 END 44.897
HIERARCH ESO ISS PBLA23 START 45.5
HIERARCH ESO ISS PBLA23 END 45.8
HIERARCH ESO ISS PBL24 START 88.195
HIERARCH ESO ISS PBL24 END 88.041
HIERARCH ESO ISS PBLA24 START 87.387
HIERARCH ESO ISS PBLA24 END 87.834
HIERARCH ESO ISS PBL34 START 62.422
HIERARCH ESO ISS PBL34 END 62.397
HIERARCH ESO ISS PBLA34 START 116.16
HIERARCH ESO ISS PBLA34 END 116.623
HIERARCH ESO ISS AMBI TAU0 START 0.003859
HIERARCH ESO ISS AMBI TAU0 END 0.00348
HIERARCH ESO ISS AMBI TEMP 11.18
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.61