Exposure
ID
GRAVI.2025-07-12T02:09:57.726_1
Header ID
GRAVI.2025-07-12T02:09:57.726
Date updated
2025-07-12 02:20:51 UTC+0000
Release date
2026-07-12 02:20:51 UTC+0000
UTC Start
2025-07-12 02:09:57.726
UTC End
2025-07-12 02:12:37.726
MJD Start
60868.09025146
MJD End
60868.09210331186
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
68705
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
51119
Name
RU_Lup
RA
239.178143
DEC
-37.82122
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 54.1350 54.0460 32.2000 32.5000
U1-U3 97.9190 97.7280 38.9000 39.2000
U1-U4 125.4330 125.1020 68.0550 68.4410
U2-U3 44.5850 44.4840 46.9000 47.2000
U2-U4 87.4810 87.2910 89.2900 89.7350
U3-U4 62.2810 62.2360 118.1430 118.6110
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 60868.09025146
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178143
DEC -37.82122
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 54.135
HIERARCH ESO ISS PBL12 END 54.046
HIERARCH ESO ISS PBLA12 START 32.2
HIERARCH ESO ISS PBLA12 END 32.5
HIERARCH ESO ISS PBL13 START 97.919
HIERARCH ESO ISS PBL13 END 97.728
HIERARCH ESO ISS PBLA13 START 38.9
HIERARCH ESO ISS PBLA13 END 39.2
HIERARCH ESO ISS PBL14 START 125.433
HIERARCH ESO ISS PBL14 END 125.102
HIERARCH ESO ISS PBLA14 START 68.055
HIERARCH ESO ISS PBLA14 END 68.441
HIERARCH ESO ISS PBL23 START 44.585
HIERARCH ESO ISS PBL23 END 44.484
HIERARCH ESO ISS PBLA23 START 46.9
HIERARCH ESO ISS PBLA23 END 47.2
HIERARCH ESO ISS PBL24 START 87.481
HIERARCH ESO ISS PBL24 END 87.291
HIERARCH ESO ISS PBLA24 START 89.29
HIERARCH ESO ISS PBLA24 END 89.735
HIERARCH ESO ISS PBL34 START 62.281
HIERARCH ESO ISS PBL34 END 62.236
HIERARCH ESO ISS PBLA34 START 118.143
HIERARCH ESO ISS PBLA34 END 118.611
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