Exposure
ID
GRAVI.2025-07-12T02:40:09.803_1
Header ID
GRAVI.2025-07-12T02:40:09.803
Date updated
2025-07-12 02:50:49 UTC+0000
Release date
2026-07-12 02:50:49 UTC+0000
UTC Start
2025-07-12 02:40:09.803
UTC End
2025-07-12 02:42:49.803
MJD Start
60868.11122457
MJD End
60868.113076421854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.38
Seeing (arcsec)
1.14
Observation
ID
68712
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
51126
Name
RU_Lup
RA
239.178155
DEC
-37.82128
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 53.0980 52.9830 35.2000 35.5000
U1-U3 95.6670 95.4170 41.9000 42.2000
U1-U4 121.4180 120.9590 72.0250 72.4070
U2-U3 43.3820 43.2470 50.2000 50.5000
U2-U4 85.0800 84.7970 93.9820 94.4480
U3-U4 61.5960 61.5060 123.1650 123.6720
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 60868.11122457
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178155
DEC -37.82128
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 53.098
HIERARCH ESO ISS PBL12 END 52.983
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.5
HIERARCH ESO ISS PBL13 START 95.667
HIERARCH ESO ISS PBL13 END 95.417
HIERARCH ESO ISS PBLA13 START 41.9
HIERARCH ESO ISS PBLA13 END 42.2
HIERARCH ESO ISS PBL14 START 121.418
HIERARCH ESO ISS PBL14 END 120.959
HIERARCH ESO ISS PBLA14 START 72.025
HIERARCH ESO ISS PBLA14 END 72.407
HIERARCH ESO ISS PBL23 START 43.382
HIERARCH ESO ISS PBL23 END 43.247
HIERARCH ESO ISS PBLA23 START 50.2
HIERARCH ESO ISS PBLA23 END 50.5
HIERARCH ESO ISS PBL24 START 85.08
HIERARCH ESO ISS PBL24 END 84.797
HIERARCH ESO ISS PBLA24 START 93.982
HIERARCH ESO ISS PBLA24 END 94.448
HIERARCH ESO ISS PBL34 START 61.596
HIERARCH ESO ISS PBL34 END 61.506
HIERARCH ESO ISS PBLA34 START 123.165
HIERARCH ESO ISS PBLA34 END 123.672
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.38
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14