Exposure
ID
GRAVI.2025-07-12T03:10:24.880_1
Header ID
GRAVI.2025-07-12T03:10:24.880
Date updated
2025-07-12 03:20:45 UTC+0000
Release date
2026-07-12 03:20:45 UTC+0000
UTC Start
2025-07-12 03:10:24.880
UTC End
2025-07-12 03:13:04.880
MJD Start
60868.13223241
MJD End
60868.13408426185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.3
Seeing (arcsec)
1.14
Observation
ID
68719
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
51133
Name
RU_Lup
RA
239.178162
DEC
-37.82127
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 51.7800 51.6370 37.9000 38.2000
U1-U3 92.7940 92.4820 44.8000 45.0000
U1-U4 116.0870 115.5010 75.9550 76.3350
U2-U3 41.8320 41.6630 53.2000 53.5000
U2-U4 81.7640 81.3980 98.9070 99.4000
U3-U4 60.4930 60.3680 128.5800 129.1270
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 60868.13223241
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178162
DEC -37.82127
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 51.78
HIERARCH ESO ISS PBL12 END 51.637
HIERARCH ESO ISS PBLA12 START 37.9
HIERARCH ESO ISS PBLA12 END 38.2
HIERARCH ESO ISS PBL13 START 92.794
HIERARCH ESO ISS PBL13 END 92.482
HIERARCH ESO ISS PBLA13 START 44.8
HIERARCH ESO ISS PBLA13 END 45.0
HIERARCH ESO ISS PBL14 START 116.087
HIERARCH ESO ISS PBL14 END 115.501
HIERARCH ESO ISS PBLA14 START 75.955
HIERARCH ESO ISS PBLA14 END 76.335
HIERARCH ESO ISS PBL23 START 41.832
HIERARCH ESO ISS PBL23 END 41.663
HIERARCH ESO ISS PBLA23 START 53.2
HIERARCH ESO ISS PBLA23 END 53.5
HIERARCH ESO ISS PBL24 START 81.764
HIERARCH ESO ISS PBL24 END 81.398
HIERARCH ESO ISS PBLA24 START 98.907
HIERARCH ESO ISS PBLA24 END 99.4
HIERARCH ESO ISS PBL34 START 60.493
HIERARCH ESO ISS PBL34 END 60.368
HIERARCH ESO ISS PBLA34 START 128.58
HIERARCH ESO ISS PBLA34 END 129.127
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 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14