Exposure
ID
GRAVI.2025-07-12T02:50:27.829_1
Header ID
GRAVI.2025-07-12T02:50:27.829
Date updated
2025-07-12 03:00:51 UTC+0000
Release date
2026-07-12 03:00:50 UTC+0000
UTC Start
2025-07-12 02:50:27.829
UTC End
2025-07-12 02:53:07.829
MJD Start
60868.11837765
MJD End
60868.12022950185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.35
Seeing (arcsec)
1.14
Observation
ID
68714
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
51128
Name
RU_Lup
RA
239.178162
DEC
-37.82126
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 52.6810 52.5580 36.2000 36.4000
U1-U3 94.7590 94.4910 42.9000 43.2000
U1-U4 119.7470 119.2500 73.3680 73.7450
U2-U3 42.8920 42.7480 51.2000 51.5000
U2-U4 84.0470 83.7390 95.6320 96.1000
U3-U4 61.2620 61.1590 124.9660 125.4800
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 60868.11837765
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 -37.82126
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 52.681
HIERARCH ESO ISS PBL12 END 52.558
HIERARCH ESO ISS PBLA12 START 36.2
HIERARCH ESO ISS PBLA12 END 36.4
HIERARCH ESO ISS PBL13 START 94.759
HIERARCH ESO ISS PBL13 END 94.491
HIERARCH ESO ISS PBLA13 START 42.9
HIERARCH ESO ISS PBLA13 END 43.2
HIERARCH ESO ISS PBL14 START 119.747
HIERARCH ESO ISS PBL14 END 119.25
HIERARCH ESO ISS PBLA14 START 73.368
HIERARCH ESO ISS PBLA14 END 73.745
HIERARCH ESO ISS PBL23 START 42.892
HIERARCH ESO ISS PBL23 END 42.748
HIERARCH ESO ISS PBLA23 START 51.2
HIERARCH ESO ISS PBLA23 END 51.5
HIERARCH ESO ISS PBL24 START 84.047
HIERARCH ESO ISS PBL24 END 83.739
HIERARCH ESO ISS PBLA24 START 95.632
HIERARCH ESO ISS PBLA24 END 96.1
HIERARCH ESO ISS PBL34 START 61.262
HIERARCH ESO ISS PBL34 END 61.159
HIERARCH ESO ISS PBLA34 START 124.966
HIERARCH ESO ISS PBLA34 END 125.48
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.35
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14