Exposure
ID
GRAVI.2020-12-05T02:43:47.901_1
Header ID
GRAVI.2020-12-05T02:43:47.901
Date updated
2020-12-05 02:56:13 UTC+0000
Release date
2021-12-05 02:56:13 UTC+0000
UTC Start
2020-12-05 02:43:47.901
UTC End
2020-12-05 02:47:47.901
MJD Start
59188.11374885
MJD End
59188.1165266278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004178
Ambient temperature (°C)
11.91
Seeing (arcsec)
0.69
Observation
ID
46015
Category
science
Program ID
1103.C-0477(B)
Program Title
ARMADA: ARANGEMENT FOR MICRO-ARCSECOND DIFFERENTIAL ASTROMETRY TO DETECT GIANT PLANETS AROUND HOT STARS
Program Type
DDT
PI / COI
GARDNER/ MONNIER/ LE BOUQUIN/ KRAUS/ IRELAND/ WOILLEZ/ BERGER/ LAGRANGE/ SEGRANSAN/ KRATTER/ SAHLMANN/ ZHOU/ QUELOZ/ PHUHL/ MOUILLET/ LACOUR/ KERVELLA
Target
ID
34637
Name
HIP4176
RA
13.329882
DEC
4.08608
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 68.7270 67.7520 117.6000 118.0000
A0-J2 108.9040 107.5950 90.4000 90.3000
A0-J3 131.9950 131.8310 50.1370 50.0000
G1-J2 57.2390 57.0660 57.0000 56.8000
G1-J3 123.2900 123.5840 19.1360 19.4470
J2-J3 85.6460 85.5550 354.9120 355.5640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(B)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59188.11374885
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD5143
HIERARCH ESO INS SOBJ NAME HIP4176
RA 13.329882
DEC 4.08608
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 68.727
HIERARCH ESO ISS PBL12 END 67.752
HIERARCH ESO ISS PBLA12 START 117.6
HIERARCH ESO ISS PBLA12 END 118.0
HIERARCH ESO ISS PBL13 START 108.904
HIERARCH ESO ISS PBL13 END 107.595
HIERARCH ESO ISS PBLA13 START 90.4
HIERARCH ESO ISS PBLA13 END 90.3
HIERARCH ESO ISS PBL14 START 131.995
HIERARCH ESO ISS PBL14 END 131.831
HIERARCH ESO ISS PBLA14 START 50.137
HIERARCH ESO ISS PBLA14 END 50.0
HIERARCH ESO ISS PBL23 START 57.239
HIERARCH ESO ISS PBL23 END 57.066
HIERARCH ESO ISS PBLA23 START 57.0
HIERARCH ESO ISS PBLA23 END 56.8
HIERARCH ESO ISS PBL24 START 123.29
HIERARCH ESO ISS PBL24 END 123.584
HIERARCH ESO ISS PBLA24 START 19.136
HIERARCH ESO ISS PBLA24 END 19.447
HIERARCH ESO ISS PBL34 START 85.646
HIERARCH ESO ISS PBL34 END 85.555
HIERARCH ESO ISS PBLA34 START 354.912
HIERARCH ESO ISS PBLA34 END 355.564
HIERARCH ESO ISS AMBI TAU0 START 0.003915
HIERARCH ESO ISS AMBI TAU0 END 0.004441
HIERARCH ESO ISS AMBI TEMP 11.91
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.7