Exposure
ID
GRAVI.2025-07-11T00:11:05.585_1
Header ID
GRAVI.2025-07-11T00:11:05.585
Date updated
2025-07-11 00:20:43 UTC+0000
Release date
2026-07-11 00:20:43 UTC+0000
UTC Start
2025-07-11 00:11:05.585
UTC End
2025-07-11 00:13:45.585
MJD Start
60867.00770353
MJD End
60867.009555381854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0057265
Ambient temperature (°C)
11.73
Seeing (arcsec)
0.47
Observation
ID
68598
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
51013
Name
RU_Lup
RA
239.178664
DEC
-37.8215
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 56.1940 56.1750 17.6000 18.0000
U1-U3 102.1330 102.1010 23.6000 24.0000
U1-U4 129.6660 129.7540 50.0030 50.4820
U2-U3 46.6190 46.6110 30.9000 31.3000
U2-U4 87.5360 87.7040 70.1050 70.5900
U3-U4 59.2730 59.4640 99.9320 100.3460
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 60867.00770353
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178664
DEC -37.8215
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 56.194
HIERARCH ESO ISS PBL12 END 56.175
HIERARCH ESO ISS PBLA12 START 17.6
HIERARCH ESO ISS PBLA12 END 18.0
HIERARCH ESO ISS PBL13 START 102.133
HIERARCH ESO ISS PBL13 END 102.101
HIERARCH ESO ISS PBLA13 START 23.6
HIERARCH ESO ISS PBLA13 END 24.0
HIERARCH ESO ISS PBL14 START 129.666
HIERARCH ESO ISS PBL14 END 129.754
HIERARCH ESO ISS PBLA14 START 50.003
HIERARCH ESO ISS PBLA14 END 50.482
HIERARCH ESO ISS PBL23 START 46.619
HIERARCH ESO ISS PBL23 END 46.611
HIERARCH ESO ISS PBLA23 START 30.9
HIERARCH ESO ISS PBLA23 END 31.3
HIERARCH ESO ISS PBL24 START 87.536
HIERARCH ESO ISS PBL24 END 87.704
HIERARCH ESO ISS PBLA24 START 70.105
HIERARCH ESO ISS PBLA24 END 70.59
HIERARCH ESO ISS PBL34 START 59.273
HIERARCH ESO ISS PBL34 END 59.464
HIERARCH ESO ISS PBLA34 START 99.932
HIERARCH ESO ISS PBLA34 END 100.346
HIERARCH ESO ISS AMBI TAU0 START 0.005881
HIERARCH ESO ISS AMBI TAU0 END 0.005572
HIERARCH ESO ISS AMBI TEMP 11.73
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.53