Exposure
ID
GRAVI.2025-07-10T01:15:21.339_1
Header ID
GRAVI.2025-07-10T01:15:21.339
Date updated
2025-07-10 01:25:44 UTC+0000
Release date
2026-07-10 01:25:44 UTC+0000
UTC Start
2025-07-10 01:15:21.339
UTC End
2025-07-10 01:18:01.339
MJD Start
60866.05233031
MJD End
60866.05418216185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.009499500000000001
Ambient temperature (°C)
14.03
Seeing (arcsec)
0.26
Observation
ID
68499
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
50934
Name
RU_Lup
RA
239.178916
DEC
-37.8216
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 55.5420 55.4950 25.3000 25.6000
U1-U3 100.8970 100.8010 31.6000 32.0000
U1-U4 129.8080 129.7140 59.3700 59.7970
U2-U3 46.1130 46.0670 39.3000 39.7000
U2-U4 89.4280 89.4280 79.7560 80.2080
U3-U4 62.0240 62.0930 108.5920 109.0220
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 60866.05233031
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178916
DEC -37.8216
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 55.542
HIERARCH ESO ISS PBL12 END 55.495
HIERARCH ESO ISS PBLA12 START 25.3
HIERARCH ESO ISS PBLA12 END 25.6
HIERARCH ESO ISS PBL13 START 100.897
HIERARCH ESO ISS PBL13 END 100.801
HIERARCH ESO ISS PBLA13 START 31.6
HIERARCH ESO ISS PBLA13 END 32.0
HIERARCH ESO ISS PBL14 START 129.808
HIERARCH ESO ISS PBL14 END 129.714
HIERARCH ESO ISS PBLA14 START 59.37
HIERARCH ESO ISS PBLA14 END 59.797
HIERARCH ESO ISS PBL23 START 46.113
HIERARCH ESO ISS PBL23 END 46.067
HIERARCH ESO ISS PBLA23 START 39.3
HIERARCH ESO ISS PBLA23 END 39.7
HIERARCH ESO ISS PBL24 START 89.428
HIERARCH ESO ISS PBL24 END 89.428
HIERARCH ESO ISS PBLA24 START 79.756
HIERARCH ESO ISS PBLA24 END 80.208
HIERARCH ESO ISS PBL34 START 62.024
HIERARCH ESO ISS PBL34 END 62.093
HIERARCH ESO ISS PBLA34 START 108.592
HIERARCH ESO ISS PBLA34 END 109.022
HIERARCH ESO ISS AMBI TAU0 START 0.010316
HIERARCH ESO ISS AMBI TAU0 END 0.008683
HIERARCH ESO ISS AMBI TEMP 14.03
HIERARCH ESO ISS AMBI FWHM START 0.26
HIERARCH ESO ISS AMBI FWHM END 0.26