Exposure
ID
GRAVI.2025-07-11T23:12:39.275_1
Header ID
GRAVI.2025-07-11T23:12:39.275
Date updated
2025-07-11 23:25:45 UTC+0000
Release date
2026-07-11 23:25:45 UTC+0000
UTC Start
2025-07-11 23:12:39.275
UTC End
2025-07-11 23:15:19.275
MJD Start
60867.96712124
MJD End
60867.968973091854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0025960000000000002
Ambient temperature (°C)
10.35
Seeing (arcsec)
0.76
Observation
ID
68673
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
51087
Name
RU_Lup
RA
239.178289
DEC
-37.82151
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 56.4270 56.4200 10.2000 10.6000
U1-U3 102.4250 102.4210 15.7000 16.1000
U1-U4 126.9270 127.1160 40.3730 40.9240
U2-U3 46.5730 46.5830 22.4000 22.8000
U2-U4 83.1500 83.4370 60.3310 60.8940
U3-U4 54.5700 54.8750 92.0140 92.4530
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 60867.96712124
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178289
DEC -37.82151
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 56.427
HIERARCH ESO ISS PBL12 END 56.42
HIERARCH ESO ISS PBLA12 START 10.2
HIERARCH ESO ISS PBLA12 END 10.6
HIERARCH ESO ISS PBL13 START 102.425
HIERARCH ESO ISS PBL13 END 102.421
HIERARCH ESO ISS PBLA13 START 15.7
HIERARCH ESO ISS PBLA13 END 16.1
HIERARCH ESO ISS PBL14 START 126.927
HIERARCH ESO ISS PBL14 END 127.116
HIERARCH ESO ISS PBLA14 START 40.373
HIERARCH ESO ISS PBLA14 END 40.924
HIERARCH ESO ISS PBL23 START 46.573
HIERARCH ESO ISS PBL23 END 46.583
HIERARCH ESO ISS PBLA23 START 22.4
HIERARCH ESO ISS PBLA23 END 22.8
HIERARCH ESO ISS PBL24 START 83.15
HIERARCH ESO ISS PBL24 END 83.437
HIERARCH ESO ISS PBLA24 START 60.331
HIERARCH ESO ISS PBLA24 END 60.894
HIERARCH ESO ISS PBL34 START 54.57
HIERARCH ESO ISS PBL34 END 54.875
HIERARCH ESO ISS PBLA34 START 92.014
HIERARCH ESO ISS PBLA34 END 92.453
HIERARCH ESO ISS AMBI TAU0 START 0.002532
HIERARCH ESO ISS AMBI TAU0 END 0.00266
HIERARCH ESO ISS AMBI TEMP 10.35
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.78