Exposure
ID
GRAVI.2025-07-10T00:58:36.296_1
Header ID
GRAVI.2025-07-10T00:58:36.296
Date updated
2025-07-10 01:10:41 UTC+0000
Release date
2026-07-10 01:10:41 UTC+0000
UTC Start
2025-07-10 00:58:36.296
UTC End
2025-07-10 01:01:16.296
MJD Start
60866.04069787
MJD End
60866.04254972185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007796
Ambient temperature (°C)
14.07
Seeing (arcsec)
0.28
Observation
ID
68495
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
50930
Name
RU_Lup
RA
239.17887
DEC
-37.82162
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 55.7800 55.7420 23.2000 23.6000
U1-U3 101.3740 101.2990 29.5000 29.9000
U1-U4 130.1540 130.1160 56.8830 57.3240
U2-U3 46.3340 46.3000 37.1000 37.5000
U2-U4 89.2580 89.3080 77.1520 77.6110
U3-U4 61.5170 61.6200 106.1570 106.5810
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 60866.04069787
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.17887
DEC -37.82162
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 55.78
HIERARCH ESO ISS PBL12 END 55.742
HIERARCH ESO ISS PBLA12 START 23.2
HIERARCH ESO ISS PBLA12 END 23.6
HIERARCH ESO ISS PBL13 START 101.374
HIERARCH ESO ISS PBL13 END 101.299
HIERARCH ESO ISS PBLA13 START 29.5
HIERARCH ESO ISS PBLA13 END 29.9
HIERARCH ESO ISS PBL14 START 130.154
HIERARCH ESO ISS PBL14 END 130.116
HIERARCH ESO ISS PBLA14 START 56.883
HIERARCH ESO ISS PBLA14 END 57.324
HIERARCH ESO ISS PBL23 START 46.334
HIERARCH ESO ISS PBL23 END 46.3
HIERARCH ESO ISS PBLA23 START 37.1
HIERARCH ESO ISS PBLA23 END 37.5
HIERARCH ESO ISS PBL24 START 89.258
HIERARCH ESO ISS PBL24 END 89.308
HIERARCH ESO ISS PBLA24 START 77.152
HIERARCH ESO ISS PBLA24 END 77.611
HIERARCH ESO ISS PBL34 START 61.517
HIERARCH ESO ISS PBL34 END 61.62
HIERARCH ESO ISS PBLA34 START 106.157
HIERARCH ESO ISS PBLA34 END 106.581
HIERARCH ESO ISS AMBI TAU0 START 0.00757
HIERARCH ESO ISS AMBI TAU0 END 0.008022
HIERARCH ESO ISS AMBI TEMP 14.07
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.27