Exposure
ID
GRAVI.2025-07-12T00:05:54.410_1
Header ID
GRAVI.2025-07-12T00:05:54.410
Date updated
2025-07-12 00:15:49 UTC+0000
Release date
2026-07-12 00:15:48 UTC+0000
UTC Start
2025-07-12 00:05:54.410
UTC End
2025-07-12 00:08:34.410
MJD Start
60868.00410197
MJD End
60868.005953821856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002286
Ambient temperature (°C)
10.46
Seeing (arcsec)
0.73
Observation
ID
68683
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
51097
Name
RU_Lup
RA
239.178313
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 56.2030 56.1830 17.5000 17.9000
U1-U3 102.1470 102.1150 23.5000 23.9000
U1-U4 129.6260 129.7160 49.7990 50.2790
U2-U3 46.6220 46.6150 30.7000 31.1000
U2-U4 87.4600 87.6320 69.8970 70.3840
U3-U4 59.1880 59.3820 99.7570 100.1710
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 60868.00410197
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178313
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 56.203
HIERARCH ESO ISS PBL12 END 56.183
HIERARCH ESO ISS PBLA12 START 17.5
HIERARCH ESO ISS PBLA12 END 17.9
HIERARCH ESO ISS PBL13 START 102.147
HIERARCH ESO ISS PBL13 END 102.115
HIERARCH ESO ISS PBLA13 START 23.5
HIERARCH ESO ISS PBLA13 END 23.9
HIERARCH ESO ISS PBL14 START 129.626
HIERARCH ESO ISS PBL14 END 129.716
HIERARCH ESO ISS PBLA14 START 49.799
HIERARCH ESO ISS PBLA14 END 50.279
HIERARCH ESO ISS PBL23 START 46.622
HIERARCH ESO ISS PBL23 END 46.615
HIERARCH ESO ISS PBLA23 START 30.7
HIERARCH ESO ISS PBLA23 END 31.1
HIERARCH ESO ISS PBL24 START 87.46
HIERARCH ESO ISS PBL24 END 87.632
HIERARCH ESO ISS PBLA24 START 69.897
HIERARCH ESO ISS PBLA24 END 70.384
HIERARCH ESO ISS PBL34 START 59.188
HIERARCH ESO ISS PBL34 END 59.382
HIERARCH ESO ISS PBLA34 START 99.757
HIERARCH ESO ISS PBLA34 END 100.171
HIERARCH ESO ISS AMBI TAU0 START 0.002286
HIERARCH ESO ISS AMBI TAU0 END 0.002286
HIERARCH ESO ISS AMBI TEMP 10.46
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.68