Exposure
ID
GRAVI.2025-07-09T00:55:49.088_1
Header ID
GRAVI.2025-07-09T00:55:49.088
Date updated
2025-07-09 01:10:38 UTC+0000
Release date
2026-07-09 01:10:38 UTC+0000
UTC Start
2025-07-09 00:55:49.088
UTC End
2025-07-09 00:58:29.088
MJD Start
60865.03876259
MJD End
60865.04061444185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.008031
Ambient temperature (°C)
14.27
Seeing (arcsec)
0.6000000000000001
Observation
ID
68417
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
50852
Name
RU_Lup
RA
239.178709
DEC
-37.82159
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 55.8620 55.8270 22.4000 22.8000
U1-U3 101.5340 101.4660 28.6000 29.0000
U1-U4 130.2030 130.1880 55.8680 56.3150
U2-U3 46.4040 46.3750 36.2000 36.6000
U2-U4 89.1090 89.1790 76.1000 76.5630
U3-U4 61.2580 61.3750 105.1960 105.6180
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 60865.03876259
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178709
DEC -37.82159
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 55.862
HIERARCH ESO ISS PBL12 END 55.827
HIERARCH ESO ISS PBLA12 START 22.4
HIERARCH ESO ISS PBLA12 END 22.8
HIERARCH ESO ISS PBL13 START 101.534
HIERARCH ESO ISS PBL13 END 101.466
HIERARCH ESO ISS PBLA13 START 28.6
HIERARCH ESO ISS PBLA13 END 29.0
HIERARCH ESO ISS PBL14 START 130.203
HIERARCH ESO ISS PBL14 END 130.188
HIERARCH ESO ISS PBLA14 START 55.868
HIERARCH ESO ISS PBLA14 END 56.315
HIERARCH ESO ISS PBL23 START 46.404
HIERARCH ESO ISS PBL23 END 46.375
HIERARCH ESO ISS PBLA23 START 36.2
HIERARCH ESO ISS PBLA23 END 36.6
HIERARCH ESO ISS PBL24 START 89.109
HIERARCH ESO ISS PBL24 END 89.179
HIERARCH ESO ISS PBLA24 START 76.1
HIERARCH ESO ISS PBLA24 END 76.563
HIERARCH ESO ISS PBL34 START 61.258
HIERARCH ESO ISS PBL34 END 61.375
HIERARCH ESO ISS PBLA34 START 105.196
HIERARCH ESO ISS PBLA34 END 105.618
HIERARCH ESO ISS AMBI TAU0 START 0.00829
HIERARCH ESO ISS AMBI TAU0 END 0.007772
HIERARCH ESO ISS AMBI TEMP 14.27
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.64