Exposure
ID
GRAVI.2025-07-11T01:11:14.738_1
Header ID
GRAVI.2025-07-11T01:11:14.738
Date updated
2025-07-11 01:20:45 UTC+0000
Release date
2026-07-11 01:20:45 UTC+0000
UTC Start
2025-07-11 01:11:14.738
UTC End
2025-07-11 01:13:54.738
MJD Start
60867.04947613
MJD End
60867.051327981855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0035945
Ambient temperature (°C)
11.26
Seeing (arcsec)
0.5700000000000001
Observation
ID
68611
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
51026
Name
RU_Lup
RA
239.178769
DEC
-37.82144
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 55.5450 55.4980 25.2000 25.6000
U1-U3 100.9040 100.8090 31.6000 32.0000
U1-U4 129.8140 129.7220 59.3370 59.7600
U2-U3 46.1160 46.0710 39.3000 39.7000
U2-U4 89.4270 89.4280 79.7220 80.1680
U3-U4 62.0190 62.0880 108.5590 108.9840
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 60867.04947613
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178769
DEC -37.82144
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 55.545
HIERARCH ESO ISS PBL12 END 55.498
HIERARCH ESO ISS PBLA12 START 25.2
HIERARCH ESO ISS PBLA12 END 25.6
HIERARCH ESO ISS PBL13 START 100.904
HIERARCH ESO ISS PBL13 END 100.809
HIERARCH ESO ISS PBLA13 START 31.6
HIERARCH ESO ISS PBLA13 END 32.0
HIERARCH ESO ISS PBL14 START 129.814
HIERARCH ESO ISS PBL14 END 129.722
HIERARCH ESO ISS PBLA14 START 59.337
HIERARCH ESO ISS PBLA14 END 59.76
HIERARCH ESO ISS PBL23 START 46.116
HIERARCH ESO ISS PBL23 END 46.071
HIERARCH ESO ISS PBLA23 START 39.3
HIERARCH ESO ISS PBLA23 END 39.7
HIERARCH ESO ISS PBL24 START 89.427
HIERARCH ESO ISS PBL24 END 89.428
HIERARCH ESO ISS PBLA24 START 79.722
HIERARCH ESO ISS PBLA24 END 80.168
HIERARCH ESO ISS PBL34 START 62.019
HIERARCH ESO ISS PBL34 END 62.088
HIERARCH ESO ISS PBLA34 START 108.559
HIERARCH ESO ISS PBLA34 END 108.984
HIERARCH ESO ISS AMBI TAU0 START 0.003901
HIERARCH ESO ISS AMBI TAU0 END 0.003288
HIERARCH ESO ISS AMBI TEMP 11.26
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.58