Exposure
ID
GRAVI.2025-07-09T02:31:28.331_1
Header ID
GRAVI.2025-07-09T02:31:28.331
Date updated
2025-07-09 02:40:42 UTC+0000
Release date
2026-07-09 02:40:42 UTC+0000
UTC Start
2025-07-09 02:31:28.331
UTC End
2025-07-09 02:34:08.331
MJD Start
60865.10518902
MJD End
60865.10704087186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005773
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.5
Observation
ID
68434
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
50869
Name
RU_Lup
RA
239.177896
DEC
-37.82105
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 53.8300 53.7320 33.2000 33.5000
U1-U3 97.2580 97.0470 39.9000 40.2000
U1-U4 124.2820 123.9080 69.3470 69.7340
U2-U3 44.2340 44.1210 48.0000 48.3000
U2-U4 86.8110 86.5890 90.7880 91.2420
U3-U4 62.1120 62.0510 119.7260 120.2100
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 60865.10518902
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.177896
DEC -37.82105
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 53.83
HIERARCH ESO ISS PBL12 END 53.732
HIERARCH ESO ISS PBLA12 START 33.2
HIERARCH ESO ISS PBLA12 END 33.5
HIERARCH ESO ISS PBL13 START 97.258
HIERARCH ESO ISS PBL13 END 97.047
HIERARCH ESO ISS PBLA13 START 39.9
HIERARCH ESO ISS PBLA13 END 40.2
HIERARCH ESO ISS PBL14 START 124.282
HIERARCH ESO ISS PBL14 END 123.908
HIERARCH ESO ISS PBLA14 START 69.347
HIERARCH ESO ISS PBLA14 END 69.734
HIERARCH ESO ISS PBL23 START 44.234
HIERARCH ESO ISS PBL23 END 44.121
HIERARCH ESO ISS PBLA23 START 48.0
HIERARCH ESO ISS PBLA23 END 48.3
HIERARCH ESO ISS PBL24 START 86.811
HIERARCH ESO ISS PBL24 END 86.589
HIERARCH ESO ISS PBLA24 START 90.788
HIERARCH ESO ISS PBLA24 END 91.242
HIERARCH ESO ISS PBL34 START 62.112
HIERARCH ESO ISS PBL34 END 62.051
HIERARCH ESO ISS PBLA34 START 119.726
HIERARCH ESO ISS PBLA34 END 120.21
HIERARCH ESO ISS AMBI TAU0 START 0.005773
HIERARCH ESO ISS AMBI TAU0 END 0.005773
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.5