14165+2007 STF1825

 
 
14h 16m 32.84s +20 07' 18.7" P.A. 152.80 sep 4.4 mag 6.47,8.42 Sp F6V dist. 32.63 pc (106.44 l.y.)
 
 
Coord 2000
14165+2007
Discov num
STF1825
Comp
Coord arcsec 2000
14 16 32.84 +20 07 18.7
Date first
1830
Date last
2019
Obs
187
Pa first
187
Pa last
154
P.A. Now (θ)
152.8°
Sep first
4.0
Sep last
4.2
Sep. Now (ρ)
4.39"
Mag pri
6.47
Mag sec
8.42
delta mag (ΔM)
1.95
Spectral class
F6V (yellow-white)
Pri motion ra
-136
Sec motion ra
-131
Pri motion dec
-094
Sec motion dec
-084
Notes
N O V (See Notes, Orbital solution, Proper motion indicates physical)
rPM=0.068 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153.9
Precise sep
4.223
Constellation
Hydra
SAO
83259
HIP
69751
Tycho2
1475-01155-1
Gaia DR2
1252050659765215744
HD
125040
HR
5346
ADS
9192
BD
BD+20 2954
Distance
32.63
Distance ly
106.44
last precise pa
153.9
last precise sep
4.223
 
 
ORBITAL ELEMENTS
 
 
Period (P)1085.1418y± 480.6138 Periastron (T)2119.0166y± 34.6305 Semi-major axis (a)7.44403a± 3.57564
Eccentricity (e)0.73512± 0.20513 Inclination (i)104.694°± 7.32 Longitude of periastron (ω)81.4°± 14.26
Node (Ω)139.579°± 6.643 Note Grade5(1=Definitive, 9=Indet.)
Equinox Last observation2015
label rho theta
2000 4.469 156.1
2001 4.467 156.0
2002 4.466 155.8
2003 4.464 155.6
2004 4.462 155.5
2005 4.459 155.3
2006 4.457 155.2
2007 4.454 155.0
2008 4.451 154.9
2009 4.448 154.7
2010 4.445 154.5
2011 4.441 154.4
2012 4.437 154.2
2013 4.433 154.1
2014 4.429 153.9
2015 4.425 153.7
2016 4.420 153.6
2017 4.415 153.4
2018 4.410 153.2
2019 4.404 153.1
2020 4.399 152.9
2021 4.393 152.8
2022 4.387 152.6
2023 4.380 152.4
2024 4.373 152.3
2025 4.366 152.1
2026 4.359 151.9
2027 4.351 151.8
2028 4.343 151.6
2029 4.335 151.4
2030 4.326 151.3


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds14165%2B2007b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14165+2007 STF1825 2007 140 156 4.4 6.47 8.42 F6V DV 141632.84+200718.7
14165+2007 STF1825 2009 147 152 4.5 6.47 8.42 F6V VD 141632.84+200718.7
14165+2007 STF1825 2010 148 154 4.2 6.47 8.42 F6V VD 141632.84+200718.7
14165+2007 STF1825 2012 151 154 4.2 6.47 8.42 F6V VD 141632.84+200718.7
14165+2007 STF1825 2015 157 154 4.5 6.47 8.42 F6V NV 141632.84+200718.7
14165+2007 STF1825 2017 170 153 4.4 6.47 8.42 F6V NO V 141632.84+200718.7
14165+2007 STF1825 2018 174 153 4.3 6.47 8.42 F6V NO V 141632.84+200718.7
14165+2007 STF1825 2019 178 154 4.2 6.47 8.42 F6V NO V 141632.84+200718.7

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