Exposure
ID
GRAVI.2025-07-12T00:56:00.538_1
Header ID
GRAVI.2025-07-12T00:56:00.538
Date updated
2025-07-12 01:05:42 UTC+0000
Release date
2026-07-12 01:05:42 UTC+0000
UTC Start
2025-07-12 00:56:00.538
UTC End
2025-07-12 00:58:40.538
MJD Start
60868.03889512
MJD End
60868.040746971856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002502
Ambient temperature (°C)
10.3
Seeing (arcsec)
0.9
Observation
ID
68693
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
51107
Name
RU_Lup
RA
239.178374
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 55.7110 55.6700 23.9000 24.2000
U1-U3 101.2370 101.1560 30.2000 30.6000
U1-U4 130.0800 130.0260 57.6740 58.1110
U2-U3 46.2720 46.2350 37.8000 38.2000
U2-U4 89.3420 89.3760 77.9760 78.4330
U3-U4 61.6970 61.7890 106.9250 107.3450
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 60868.03889512
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178374
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 55.711
HIERARCH ESO ISS PBL12 END 55.67
HIERARCH ESO ISS PBLA12 START 23.9
HIERARCH ESO ISS PBLA12 END 24.2
HIERARCH ESO ISS PBL13 START 101.237
HIERARCH ESO ISS PBL13 END 101.156
HIERARCH ESO ISS PBLA13 START 30.2
HIERARCH ESO ISS PBLA13 END 30.6
HIERARCH ESO ISS PBL14 START 130.08
HIERARCH ESO ISS PBL14 END 130.026
HIERARCH ESO ISS PBLA14 START 57.674
HIERARCH ESO ISS PBLA14 END 58.111
HIERARCH ESO ISS PBL23 START 46.272
HIERARCH ESO ISS PBL23 END 46.235
HIERARCH ESO ISS PBLA23 START 37.8
HIERARCH ESO ISS PBLA23 END 38.2
HIERARCH ESO ISS PBL24 START 89.342
HIERARCH ESO ISS PBL24 END 89.376
HIERARCH ESO ISS PBLA24 START 77.976
HIERARCH ESO ISS PBLA24 END 78.433
HIERARCH ESO ISS PBL34 START 61.697
HIERARCH ESO ISS PBL34 END 61.789
HIERARCH ESO ISS PBLA34 START 106.925
HIERARCH ESO ISS PBLA34 END 107.345
HIERARCH ESO ISS AMBI TAU0 START 0.002502
HIERARCH ESO ISS AMBI TAU0 END 0.002502
HIERARCH ESO ISS AMBI TEMP 10.3
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.92