Exposure
ID
GRAVI.2025-07-12T01:09:24.572_1
Header ID
GRAVI.2025-07-12T01:09:24.572
Date updated
2025-07-12 01:20:47 UTC+0000
Release date
2026-07-12 01:20:47 UTC+0000
UTC Start
2025-07-12 01:09:24.572
UTC End
2025-07-12 01:12:04.572
MJD Start
60868.04820107
MJD End
60868.050052921855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.44
Seeing (arcsec)
1.06
Observation
ID
68696
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
51110
Name
RU_Lup
RA
239.178377
DEC
-37.82143
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 55.5110 55.4630 25.5000 25.8000
U1-U3 100.8350 100.7370 31.9000 32.2000
U1-U4 129.7480 129.6470 59.6540 60.0800
U2-U3 46.0830 46.0360 39.6000 39.9000
U2-U4 89.4290 89.4230 80.0560 80.5070
U3-U4 62.0700 62.1340 108.8770 109.3080
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 60868.04820107
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178377
DEC -37.82143
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 55.511
HIERARCH ESO ISS PBL12 END 55.463
HIERARCH ESO ISS PBLA12 START 25.5
HIERARCH ESO ISS PBLA12 END 25.8
HIERARCH ESO ISS PBL13 START 100.835
HIERARCH ESO ISS PBL13 END 100.737
HIERARCH ESO ISS PBLA13 START 31.9
HIERARCH ESO ISS PBLA13 END 32.2
HIERARCH ESO ISS PBL14 START 129.748
HIERARCH ESO ISS PBL14 END 129.647
HIERARCH ESO ISS PBLA14 START 59.654
HIERARCH ESO ISS PBLA14 END 60.08
HIERARCH ESO ISS PBL23 START 46.083
HIERARCH ESO ISS PBL23 END 46.036
HIERARCH ESO ISS PBLA23 START 39.6
HIERARCH ESO ISS PBLA23 END 39.9
HIERARCH ESO ISS PBL24 START 89.429
HIERARCH ESO ISS PBL24 END 89.423
HIERARCH ESO ISS PBLA24 START 80.056
HIERARCH ESO ISS PBLA24 END 80.507
HIERARCH ESO ISS PBL34 START 62.07
HIERARCH ESO ISS PBL34 END 62.134
HIERARCH ESO ISS PBLA34 START 108.877
HIERARCH ESO ISS PBLA34 END 109.308
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.44
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 1.03