Exposure
ID
GRAVI.2025-07-12T03:50:15.981_1
Header ID
GRAVI.2025-07-12T03:50:15.981
Date updated
2025-07-12 04:00:44 UTC+0000
Release date
2026-07-12 04:00:44 UTC+0000
UTC Start
2025-07-12 03:50:15.981
UTC End
2025-07-12 03:52:55.981
MJD Start
60868.15990719
MJD End
60868.161759041854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.07
Seeing (arcsec)
1.14
Observation
ID
68728
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
51142
Name
RU_Lup
RA
239.178138
DEC
-37.82131
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 49.5920 49.4100 41.1000 41.3000
U1-U3 88.0210 87.6240 48.0000 48.2000
U1-U4 107.1150 106.3680 81.1640 81.5550
U2-U3 39.2480 39.0330 56.8000 57.0000
U2-U4 76.1820 75.7230 105.9400 106.4920
U3-U4 58.6040 58.4520 136.3850 136.9940
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 60868.15990719
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178138
DEC -37.82131
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 49.592
HIERARCH ESO ISS PBL12 END 49.41
HIERARCH ESO ISS PBLA12 START 41.1
HIERARCH ESO ISS PBLA12 END 41.3
HIERARCH ESO ISS PBL13 START 88.021
HIERARCH ESO ISS PBL13 END 87.624
HIERARCH ESO ISS PBLA13 START 48.0
HIERARCH ESO ISS PBLA13 END 48.2
HIERARCH ESO ISS PBL14 START 107.115
HIERARCH ESO ISS PBL14 END 106.368
HIERARCH ESO ISS PBLA14 START 81.164
HIERARCH ESO ISS PBLA14 END 81.555
HIERARCH ESO ISS PBL23 START 39.248
HIERARCH ESO ISS PBL23 END 39.033
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 57.0
HIERARCH ESO ISS PBL24 START 76.182
HIERARCH ESO ISS PBL24 END 75.723
HIERARCH ESO ISS PBLA24 START 105.94
HIERARCH ESO ISS PBLA24 END 106.492
HIERARCH ESO ISS PBL34 START 58.604
HIERARCH ESO ISS PBL34 END 58.452
HIERARCH ESO ISS PBLA34 START 136.385
HIERARCH ESO ISS PBLA34 END 136.994
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.07
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14