Exposure
ID
GRAVI.2025-07-11T03:10:48.041_1
Header ID
GRAVI.2025-07-11T03:10:48.041
Date updated
2025-07-11 03:20:48 UTC+0000
Release date
2026-07-11 03:20:48 UTC+0000
UTC Start
2025-07-11 03:10:48.041
UTC End
2025-07-11 03:13:28.041
MJD Start
60867.13250048
MJD End
60867.13435233186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0039295
Ambient temperature (°C)
11.43
Seeing (arcsec)
0.47
Observation
ID
68638
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
51053
Name
RU_Lup
RA
239.178866
DEC
-37.82156
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 51.9490 51.8100 37.6000 37.9000
U1-U3 93.1630 92.8580 44.4000 44.7000
U1-U4 116.7770 116.2060 75.4940 75.8740
U2-U3 42.0310 41.8660 52.8000 53.1000
U2-U4 82.1960 81.8390 98.3140 98.8030
U3-U4 60.6400 60.5190 127.9230 128.4650
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 60867.13250048
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178866
DEC -37.82156
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 51.949
HIERARCH ESO ISS PBL12 END 51.81
HIERARCH ESO ISS PBLA12 START 37.6
HIERARCH ESO ISS PBLA12 END 37.9
HIERARCH ESO ISS PBL13 START 93.163
HIERARCH ESO ISS PBL13 END 92.858
HIERARCH ESO ISS PBLA13 START 44.4
HIERARCH ESO ISS PBLA13 END 44.7
HIERARCH ESO ISS PBL14 START 116.777
HIERARCH ESO ISS PBL14 END 116.206
HIERARCH ESO ISS PBLA14 START 75.494
HIERARCH ESO ISS PBLA14 END 75.874
HIERARCH ESO ISS PBL23 START 42.031
HIERARCH ESO ISS PBL23 END 41.866
HIERARCH ESO ISS PBLA23 START 52.8
HIERARCH ESO ISS PBLA23 END 53.1
HIERARCH ESO ISS PBL24 START 82.196
HIERARCH ESO ISS PBL24 END 81.839
HIERARCH ESO ISS PBLA24 START 98.314
HIERARCH ESO ISS PBLA24 END 98.803
HIERARCH ESO ISS PBL34 START 60.64
HIERARCH ESO ISS PBL34 END 60.519
HIERARCH ESO ISS PBLA34 START 127.923
HIERARCH ESO ISS PBLA34 END 128.465
HIERARCH ESO ISS AMBI TAU0 START 0.004088
HIERARCH ESO ISS AMBI TAU0 END 0.003771
HIERARCH ESO ISS AMBI TEMP 11.43
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.5