Exposure
ID
GRAVI.2025-07-12T02:26:39.768_1
Header ID
GRAVI.2025-07-12T02:26:39.768
Date updated
2025-07-12 02:40:53 UTC+0000
Release date
2026-07-12 02:40:53 UTC+0000
UTC Start
2025-07-12 02:26:39.768
UTC End
2025-07-12 02:29:19.768
MJD Start
60868.10184917
MJD End
60868.10370102186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.34
Seeing (arcsec)
1.14
Observation
ID
68709
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
51123
Name
RU_Lup
RA
239.178157
DEC
-37.82126
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 53.5930 53.4910 33.9000 34.2000
U1-U3 96.7450 96.5230 40.6000 40.9000
U1-U4 123.3690 122.9710 70.2640 70.6450
U2-U3 43.9600 43.8410 48.7000 49.1000
U2-U4 86.2660 86.0260 91.8690 92.3210
U3-U4 61.9590 61.8880 120.8820 121.3670
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 60868.10184917
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178157
DEC -37.82126
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 53.593
HIERARCH ESO ISS PBL12 END 53.491
HIERARCH ESO ISS PBLA12 START 33.9
HIERARCH ESO ISS PBLA12 END 34.2
HIERARCH ESO ISS PBL13 START 96.745
HIERARCH ESO ISS PBL13 END 96.523
HIERARCH ESO ISS PBLA13 START 40.6
HIERARCH ESO ISS PBLA13 END 40.9
HIERARCH ESO ISS PBL14 START 123.369
HIERARCH ESO ISS PBL14 END 122.971
HIERARCH ESO ISS PBLA14 START 70.264
HIERARCH ESO ISS PBLA14 END 70.645
HIERARCH ESO ISS PBL23 START 43.96
HIERARCH ESO ISS PBL23 END 43.841
HIERARCH ESO ISS PBLA23 START 48.7
HIERARCH ESO ISS PBLA23 END 49.1
HIERARCH ESO ISS PBL24 START 86.266
HIERARCH ESO ISS PBL24 END 86.026
HIERARCH ESO ISS PBLA24 START 91.869
HIERARCH ESO ISS PBLA24 END 92.321
HIERARCH ESO ISS PBL34 START 61.959
HIERARCH ESO ISS PBL34 END 61.888
HIERARCH ESO ISS PBLA34 START 120.882
HIERARCH ESO ISS PBLA34 END 121.367
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.34
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14