Exposure
ID
GRAVI.2025-07-12T02:16:54.744_1
Header ID
GRAVI.2025-07-12T02:16:54.744
Date updated
2025-07-12 02:25:43 UTC+0000
Release date
2026-07-12 02:25:42 UTC+0000
UTC Start
2025-07-12 02:16:54.744
UTC End
2025-07-12 02:19:34.744
MJD Start
60868.09507805
MJD End
60868.096929901854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.28
Seeing (arcsec)
1.14
Observation
ID
68706
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
51120
Name
RU_Lup
RA
239.178154
DEC
-37.82124
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 53.9190 53.8240 32.9000 33.2000
U1-U3 97.4530 97.2460 39.6000 39.9000
U1-U4 124.6230 124.2610 68.9760 69.3640
U2-U3 44.3370 44.2270 47.7000 48.0000
U2-U4 87.0120 86.7980 90.3560 90.8090
U3-U4 62.1650 62.1090 119.2680 119.7490
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 60868.09507805
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178154
DEC -37.82124
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 53.919
HIERARCH ESO ISS PBL12 END 53.824
HIERARCH ESO ISS PBLA12 START 32.9
HIERARCH ESO ISS PBLA12 END 33.2
HIERARCH ESO ISS PBL13 START 97.453
HIERARCH ESO ISS PBL13 END 97.246
HIERARCH ESO ISS PBLA13 START 39.6
HIERARCH ESO ISS PBLA13 END 39.9
HIERARCH ESO ISS PBL14 START 124.623
HIERARCH ESO ISS PBL14 END 124.261
HIERARCH ESO ISS PBLA14 START 68.976
HIERARCH ESO ISS PBLA14 END 69.364
HIERARCH ESO ISS PBL23 START 44.337
HIERARCH ESO ISS PBL23 END 44.227
HIERARCH ESO ISS PBLA23 START 47.7
HIERARCH ESO ISS PBLA23 END 48.0
HIERARCH ESO ISS PBL24 START 87.012
HIERARCH ESO ISS PBL24 END 86.798
HIERARCH ESO ISS PBLA24 START 90.356
HIERARCH ESO ISS PBLA24 END 90.809
HIERARCH ESO ISS PBL34 START 62.165
HIERARCH ESO ISS PBL34 END 62.109
HIERARCH ESO ISS PBLA34 START 119.268
HIERARCH ESO ISS PBLA34 END 119.749
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.28
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14