Exposure
ID
GRAVI.2025-07-12T03:33:33.939_1
Header ID
GRAVI.2025-07-12T03:33:33.939
Date updated
2025-07-12 03:45:39 UTC+0000
Release date
2026-07-12 03:45:39 UTC+0000
UTC Start
2025-07-12 03:33:33.939
UTC End
2025-07-12 03:36:13.939
MJD Start
60868.14830948
MJD End
60868.150161331854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.41
Seeing (arcsec)
1.14
Observation
ID
68725
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
51139
Name
RU_Lup
RA
239.178148
DEC
-37.82129
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 50.5750 50.4090 39.8000 40.1000
U1-U3 90.1630 89.8020 46.7000 46.9000
U1-U4 111.1430 110.4630 78.9630 79.3470
U2-U3 40.4080 40.2120 55.3000 55.6000
U2-U4 78.6760 78.2530 102.8940 103.4180
U3-U4 59.4410 59.2970 133.0100 133.5920
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 60868.14830948
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178148
DEC -37.82129
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 50.575
HIERARCH ESO ISS PBL12 END 50.409
HIERARCH ESO ISS PBLA12 START 39.8
HIERARCH ESO ISS PBLA12 END 40.1
HIERARCH ESO ISS PBL13 START 90.163
HIERARCH ESO ISS PBL13 END 89.802
HIERARCH ESO ISS PBLA13 START 46.7
HIERARCH ESO ISS PBLA13 END 46.9
HIERARCH ESO ISS PBL14 START 111.143
HIERARCH ESO ISS PBL14 END 110.463
HIERARCH ESO ISS PBLA14 START 78.963
HIERARCH ESO ISS PBLA14 END 79.347
HIERARCH ESO ISS PBL23 START 40.408
HIERARCH ESO ISS PBL23 END 40.212
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 78.676
HIERARCH ESO ISS PBL24 END 78.253
HIERARCH ESO ISS PBLA24 START 102.894
HIERARCH ESO ISS PBLA24 END 103.418
HIERARCH ESO ISS PBL34 START 59.441
HIERARCH ESO ISS PBL34 END 59.297
HIERARCH ESO ISS PBLA34 START 133.01
HIERARCH ESO ISS PBLA34 END 133.592
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.41
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14