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461064 (2014 YW20)
Classification: Main-belt Asteroid          SPK-ID: 2461064
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1903719194155094 8.7605e-08  
a 2.761327641193525 2.9815e-08 au
q 2.235648398004412 2.493e-07 au
i 13.43756826361759 9.1281e-06 deg
node 282.9140267645154 3.3122e-05 deg
peri 72.46546228865547 4.5792e-05 deg
M 32.76511621718235 2.5553e-05 deg
tp 2458447.959716494172
(2018-Nov-25.45971649)
0.0001188 TDB
period 1676.00510549388
4.59
2.7144e-05
7.432e-08
d
yr
n .2147964817171105 3.4788e-09 deg/d
Q 3.287006884382637 3.549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      8530 days (23.35 yr)  
   first obs. used      1995-07-03  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62564  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:19:17  

Additional Information
 Earth MOID = 1.27167 au 
 Jupiter MOID = 2.28082 au 
 T_jup = 3.276 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457649.5 (2016-Sep-18.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899179837235095 8.8596e-08  
q 2.239092489522021 2.5227e-07 au
tp 2458446.313774054921
(2018-Nov-23.81377405)
0.00011957 TDB
node 283.0926088452896 3.3123e-05 deg
peri 71.81741376965914 4.5777e-05 deg
i 13.42661473036912 9.1312e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      8530 days (23.35 yr)  
   first obs. used      1995-07-03  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62564  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:19:17  

Additional Information
 Jupiter MOID = 2.28082 au 
 T_jup = 3.276 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.849199874345009E-15 -2.225432092470159E-14 -5.810832120401878E-12 1.284297008727785E-14 -1.536344270236036E-12 -2.134946976022971E-14
q -2.225432092470159E-14 6.364031547043391E-14 1.629947878601654E-11 -3.646654836005149E-14 4.230548590009182E-12 5.995264064874186E-14
tp -5.810832120401878E-12 1.629947878601654E-11 1.429666210415127E-8 -2.158754513793632E-11 3.805087454774475E-9 3.000985148624856E-11
node 1.284297008727785E-14 -3.646654836005149E-14 -2.158754513793632E-11 1.097138215675611E-9 -1.073330827083951E-9 1.050616573954872E-10
peri -1.536344270236036E-12 4.230548590009182E-12 3.805087454774475E-9 -1.073330827083951E-9 2.0955016844004E-9 -9.523660724272103E-11
i -2.134946976022971E-14 5.995264064874186E-14 3.000985148624856E-11 1.050616573954872E-10 -9.523660724272103E-11 8.337857193169873E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO456230  

461064 (2014 YW20)          Discovered 1995-Jul-03 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-02-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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