Exposure
ID
GRAVI.2025-07-11T03:07:33.033_1
Header ID
GRAVI.2025-07-11T03:07:33.033
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 03:07:33.033
UTC End
2025-07-11 03:10:13.033
MJD Start
60867.13024344
MJD End
60867.132095291854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003934
Ambient temperature (°C)
11.41
Seeing (arcsec)
0.435
Observation
ID
68637
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
51052
Name
RU_Lup
RA
239.178865
DEC
-37.82157
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 52.1020 51.9650 37.4000 37.6000
U1-U3 93.4950 93.1970 44.1000 44.4000
U1-U4 117.3980 116.8410 75.0710 75.4510
U2-U3 42.2110 42.0490 52.5000 52.8000
U2-U4 82.5840 82.2360 97.7730 98.2580
U3-U4 60.7720 60.6540 127.3250 127.8620
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 60867.13024344
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178865
DEC -37.82157
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 52.102
HIERARCH ESO ISS PBL12 END 51.965
HIERARCH ESO ISS PBLA12 START 37.4
HIERARCH ESO ISS PBLA12 END 37.6
HIERARCH ESO ISS PBL13 START 93.495
HIERARCH ESO ISS PBL13 END 93.197
HIERARCH ESO ISS PBLA13 START 44.1
HIERARCH ESO ISS PBLA13 END 44.4
HIERARCH ESO ISS PBL14 START 117.398
HIERARCH ESO ISS PBL14 END 116.841
HIERARCH ESO ISS PBLA14 START 75.071
HIERARCH ESO ISS PBLA14 END 75.451
HIERARCH ESO ISS PBL23 START 42.211
HIERARCH ESO ISS PBL23 END 42.049
HIERARCH ESO ISS PBLA23 START 52.5
HIERARCH ESO ISS PBLA23 END 52.8
HIERARCH ESO ISS PBL24 START 82.584
HIERARCH ESO ISS PBL24 END 82.236
HIERARCH ESO ISS PBLA24 START 97.773
HIERARCH ESO ISS PBLA24 END 98.258
HIERARCH ESO ISS PBL34 START 60.772
HIERARCH ESO ISS PBL34 END 60.654
HIERARCH ESO ISS PBLA34 START 127.325
HIERARCH ESO ISS PBLA34 END 127.862
HIERARCH ESO ISS AMBI TAU0 START 0.00378
HIERARCH ESO ISS AMBI TAU0 END 0.004088
HIERARCH ESO ISS AMBI TEMP 11.41
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.44