Exposure
ID
GRAVI.2025-07-10T01:25:33.364_1
Header ID
GRAVI.2025-07-10T01:25:33.364
Date updated
2025-07-10 01:35:39 UTC+0000
Release date
2026-07-10 01:35:39 UTC+0000
UTC Start
2025-07-10 01:25:33.364
UTC End
2025-07-10 01:28:13.364
MJD Start
60866.05941394
MJD End
60866.061265791854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.009204500000000001
Ambient temperature (°C)
14.09
Seeing (arcsec)
0.255
Observation
ID
68501
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
50936
Name
RU_Lup
RA
239.178885
DEC
-37.82159
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 55.3710 55.3180 26.5000 26.8000
U1-U3 100.5470 100.4370 32.9000 33.2000
U1-U4 129.4360 129.3050 60.8460 61.2660
U2-U3 45.9430 45.8890 40.6000 41.0000
U2-U4 89.3900 89.3590 81.3230 81.7710
U3-U4 62.2380 62.2860 110.0930 110.5280
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 60866.05941394
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178885
DEC -37.82159
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 55.371
HIERARCH ESO ISS PBL12 END 55.318
HIERARCH ESO ISS PBLA12 START 26.5
HIERARCH ESO ISS PBLA12 END 26.8
HIERARCH ESO ISS PBL13 START 100.547
HIERARCH ESO ISS PBL13 END 100.437
HIERARCH ESO ISS PBLA13 START 32.9
HIERARCH ESO ISS PBLA13 END 33.2
HIERARCH ESO ISS PBL14 START 129.436
HIERARCH ESO ISS PBL14 END 129.305
HIERARCH ESO ISS PBLA14 START 60.846
HIERARCH ESO ISS PBLA14 END 61.266
HIERARCH ESO ISS PBL23 START 45.943
HIERARCH ESO ISS PBL23 END 45.889
HIERARCH ESO ISS PBLA23 START 40.6
HIERARCH ESO ISS PBLA23 END 41.0
HIERARCH ESO ISS PBL24 START 89.39
HIERARCH ESO ISS PBL24 END 89.359
HIERARCH ESO ISS PBLA24 START 81.323
HIERARCH ESO ISS PBLA24 END 81.771
HIERARCH ESO ISS PBL34 START 62.238
HIERARCH ESO ISS PBL34 END 62.286
HIERARCH ESO ISS PBLA34 START 110.093
HIERARCH ESO ISS PBLA34 END 110.528
HIERARCH ESO ISS AMBI TAU0 START 0.008662
HIERARCH ESO ISS AMBI TAU0 END 0.009747
HIERARCH ESO ISS AMBI TEMP 14.09
HIERARCH ESO ISS AMBI FWHM START 0.26
HIERARCH ESO ISS AMBI FWHM END 0.25