Exposure
ID
GRAVI.2025-07-11T01:51:47.841_1
Header ID
GRAVI.2025-07-11T01:51:47.841
Date updated
2025-07-11 02:00:45 UTC+0000
Release date
2026-07-11 02:00:45 UTC+0000
UTC Start
2025-07-11 01:51:47.841
UTC End
2025-07-11 01:54:27.841
MJD Start
60867.07763705
MJD End
60867.07948890186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004114
Ambient temperature (°C)
11.17
Seeing (arcsec)
0.655
Observation
ID
68620
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
51035
Name
RU_Lup
RA
239.178871
DEC
-37.82147
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 54.7380 54.6650 29.9000 30.2000
U1-U3 99.2140 99.0580 36.4000 36.7000
U1-U4 127.5700 127.3250 65.0620 65.4630
U2-U3 45.2650 45.1840 44.3000 44.7000
U2-U4 88.6410 88.5170 85.9090 86.3560
U3-U4 62.4690 62.4600 114.6460 115.1010
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 60867.07763705
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178871
DEC -37.82147
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 54.738
HIERARCH ESO ISS PBL12 END 54.665
HIERARCH ESO ISS PBLA12 START 29.9
HIERARCH ESO ISS PBLA12 END 30.2
HIERARCH ESO ISS PBL13 START 99.214
HIERARCH ESO ISS PBL13 END 99.058
HIERARCH ESO ISS PBLA13 START 36.4
HIERARCH ESO ISS PBLA13 END 36.7
HIERARCH ESO ISS PBL14 START 127.57
HIERARCH ESO ISS PBL14 END 127.325
HIERARCH ESO ISS PBLA14 START 65.062
HIERARCH ESO ISS PBLA14 END 65.463
HIERARCH ESO ISS PBL23 START 45.265
HIERARCH ESO ISS PBL23 END 45.184
HIERARCH ESO ISS PBLA23 START 44.3
HIERARCH ESO ISS PBLA23 END 44.7
HIERARCH ESO ISS PBL24 START 88.641
HIERARCH ESO ISS PBL24 END 88.517
HIERARCH ESO ISS PBLA24 START 85.909
HIERARCH ESO ISS PBLA24 END 86.356
HIERARCH ESO ISS PBL34 START 62.469
HIERARCH ESO ISS PBL34 END 62.46
HIERARCH ESO ISS PBLA34 START 114.646
HIERARCH ESO ISS PBLA34 END 115.101
HIERARCH ESO ISS AMBI TAU0 START 0.004513
HIERARCH ESO ISS AMBI TAU0 END 0.003715
HIERARCH ESO ISS AMBI TEMP 11.17
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.66