Exposure
ID
GRAVI.2025-07-10T04:11:15.787_1
Header ID
GRAVI.2025-07-10T04:11:15.787
Date updated
2025-07-10 04:25:43 UTC+0000
Release date
2026-07-10 04:25:43 UTC+0000
UTC Start
2025-07-10 04:11:15.787
UTC End
2025-07-10 04:13:55.787
MJD Start
60866.17448827
MJD End
60866.176340121856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0063425
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.39
Observation
ID
68532
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
50967
Name
RU_Lup
RA
239.178041
DEC
-37.82112
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 48.7530 48.5570 42.0000 42.2000
U1-U3 86.1930 85.7670 49.0000 49.2000
U1-U4 103.6870 102.8910 82.9230 83.3220
U2-U3 38.2590 38.0290 57.9000 58.1000
U2-U4 74.0850 73.6020 108.4540 109.0320
U3-U4 57.9180 57.7630 139.1470 139.7780
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 60866.17448827
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178041
DEC -37.82112
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 48.753
HIERARCH ESO ISS PBL12 END 48.557
HIERARCH ESO ISS PBLA12 START 42.0
HIERARCH ESO ISS PBLA12 END 42.2
HIERARCH ESO ISS PBL13 START 86.193
HIERARCH ESO ISS PBL13 END 85.767
HIERARCH ESO ISS PBLA13 START 49.0
HIERARCH ESO ISS PBLA13 END 49.2
HIERARCH ESO ISS PBL14 START 103.687
HIERARCH ESO ISS PBL14 END 102.891
HIERARCH ESO ISS PBLA14 START 82.923
HIERARCH ESO ISS PBLA14 END 83.322
HIERARCH ESO ISS PBL23 START 38.259
HIERARCH ESO ISS PBL23 END 38.029
HIERARCH ESO ISS PBLA23 START 57.9
HIERARCH ESO ISS PBLA23 END 58.1
HIERARCH ESO ISS PBL24 START 74.085
HIERARCH ESO ISS PBL24 END 73.602
HIERARCH ESO ISS PBLA24 START 108.454
HIERARCH ESO ISS PBLA24 END 109.032
HIERARCH ESO ISS PBL34 START 57.918
HIERARCH ESO ISS PBL34 END 57.763
HIERARCH ESO ISS PBLA34 START 139.147
HIERARCH ESO ISS PBLA34 END 139.778
HIERARCH ESO ISS AMBI TAU0 START 0.00606
HIERARCH ESO ISS AMBI TAU0 END 0.006625
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.37