Exposure
ID
GRAVI.2025-07-12T01:22:57.607_1
Header ID
GRAVI.2025-07-12T01:22:57.607
Date updated
2025-07-12 01:35:48 UTC+0000
Release date
2026-07-12 01:35:48 UTC+0000
UTC Start
2025-07-12 01:22:57.607
UTC End
2025-07-12 01:25:37.607
MJD Start
60868.05761119
MJD End
60868.059463041856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.3
Seeing (arcsec)
1.32
Observation
ID
68698
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
51112
Name
RU_Lup
RA
239.178403
DEC
-37.82142
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 55.2750 55.2190 27.1000 27.4000
U1-U3 100.3480 100.2310 33.5000 33.9000
U1-U4 129.1950 129.0450 61.6000 62.0160
U2-U3 45.8450 45.7860 41.3000 41.7000
U2-U4 89.3280 89.2810 82.1290 82.5770
U3-U4 62.3200 62.3590 110.8770 111.3150
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 60868.05761119
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178403
DEC -37.82142
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 55.275
HIERARCH ESO ISS PBL12 END 55.219
HIERARCH ESO ISS PBLA12 START 27.1
HIERARCH ESO ISS PBLA12 END 27.4
HIERARCH ESO ISS PBL13 START 100.348
HIERARCH ESO ISS PBL13 END 100.231
HIERARCH ESO ISS PBLA13 START 33.5
HIERARCH ESO ISS PBLA13 END 33.9
HIERARCH ESO ISS PBL14 START 129.195
HIERARCH ESO ISS PBL14 END 129.045
HIERARCH ESO ISS PBLA14 START 61.6
HIERARCH ESO ISS PBLA14 END 62.016
HIERARCH ESO ISS PBL23 START 45.845
HIERARCH ESO ISS PBL23 END 45.786
HIERARCH ESO ISS PBLA23 START 41.3
HIERARCH ESO ISS PBLA23 END 41.7
HIERARCH ESO ISS PBL24 START 89.328
HIERARCH ESO ISS PBL24 END 89.281
HIERARCH ESO ISS PBLA24 START 82.129
HIERARCH ESO ISS PBLA24 END 82.577
HIERARCH ESO ISS PBL34 START 62.32
HIERARCH ESO ISS PBL34 END 62.359
HIERARCH ESO ISS PBLA34 START 110.877
HIERARCH ESO ISS PBLA34 END 111.315
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.3
HIERARCH ESO ISS AMBI FWHM START 1.32
HIERARCH ESO ISS AMBI FWHM END 1.32