Exposure
ID
GRAVI.2025-07-10T02:45:33.568_1
Header ID
GRAVI.2025-07-10T02:45:33.568
Date updated
2025-07-10 02:55:44 UTC+0000
Release date
2026-07-10 02:55:44 UTC+0000
UTC Start
2025-07-10 02:45:33.568
UTC End
2025-07-10 02:48:13.568
MJD Start
60866.11497185
MJD End
60866.11682370186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0094255
Ambient temperature (°C)
13.86
Seeing (arcsec)
0.275
Observation
ID
68516
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
50951
Name
RU_Lup
RA
239.178183
DEC
-37.82121
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 53.1910 53.0780 35.0000 35.3000
U1-U3 95.8720 95.6260 41.7000 42.0000
U1-U4 121.7910 121.3430 71.7050 72.0870
U2-U3 43.4910 43.3590 49.9000 50.2000
U2-U4 85.3090 85.0330 93.5940 94.0580
U3-U4 61.6690 61.5820 122.7430 123.2470
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 60866.11497185
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178183
DEC -37.82121
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 53.191
HIERARCH ESO ISS PBL12 END 53.078
HIERARCH ESO ISS PBLA12 START 35.0
HIERARCH ESO ISS PBLA12 END 35.3
HIERARCH ESO ISS PBL13 START 95.872
HIERARCH ESO ISS PBL13 END 95.626
HIERARCH ESO ISS PBLA13 START 41.7
HIERARCH ESO ISS PBLA13 END 42.0
HIERARCH ESO ISS PBL14 START 121.791
HIERARCH ESO ISS PBL14 END 121.343
HIERARCH ESO ISS PBLA14 START 71.705
HIERARCH ESO ISS PBLA14 END 72.087
HIERARCH ESO ISS PBL23 START 43.491
HIERARCH ESO ISS PBL23 END 43.359
HIERARCH ESO ISS PBLA23 START 49.9
HIERARCH ESO ISS PBLA23 END 50.2
HIERARCH ESO ISS PBL24 START 85.309
HIERARCH ESO ISS PBL24 END 85.033
HIERARCH ESO ISS PBLA24 START 93.594
HIERARCH ESO ISS PBLA24 END 94.058
HIERARCH ESO ISS PBL34 START 61.669
HIERARCH ESO ISS PBL34 END 61.582
HIERARCH ESO ISS PBLA34 START 122.743
HIERARCH ESO ISS PBLA34 END 123.247
HIERARCH ESO ISS AMBI TAU0 START 0.009822
HIERARCH ESO ISS AMBI TAU0 END 0.009029
HIERARCH ESO ISS AMBI TEMP 13.86
HIERARCH ESO ISS AMBI FWHM START 0.28
HIERARCH ESO ISS AMBI FWHM END 0.27