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46674 (1996 PY8)
Classification: Main-belt Asteroid          SPK-ID: 2046674
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06241579660279101 3.9519e-08  
a 3.098641872596071 2.1065e-08 au
q 2.905237671731223 1.1913e-07 au
i 5.596094949212122 4.7591e-06 deg
node 333.4748186913176 4.6474e-05 deg
peri 294.6790337150413 6.4113e-05 deg
M 181.3046385081228 4.6761e-05 deg
tp 2459989.431666081286
(2023-Feb-13.93166608)
0.0002626 TDB
period 1992.303531647328
5.45
2.0316e-05
5.562e-08
d
yr
n .1806953580523624 1.8426e-09 deg/d
Q 3.292046073460919 2.238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1648  
   data-arc span      10623 days (29.08 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51303  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:48:06  

Additional Information
 Earth MOID = 1.8951 au 
 Jupiter MOID = 1.81181 au 
 T_jup = 3.212 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457016.5 (2014-Dec-25.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06615122882689203 3.9584e-08  
q 2.890996931795641 1.199e-07 au
tp 2457991.311338844289
(2017-Aug-25.81133884)
0.00024125 TDB
node 333.567576780146 4.6355e-05 deg
peri 293.8447180900419 6.2385e-05 deg
i 5.608017996008085 4.7629e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1648  
   data-arc span      10623 days (29.08 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51303  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:48:06  

Additional Information
 Jupiter MOID = 1.81181 au 
 T_jup = 3.212 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.566880025105183E-15 -4.68598791585638E-15 9.891474638091E-13 3.819924673432643E-15 1.420268885293075E-13 1.177571003742711E-15
q -4.68598791585638E-15 1.437482165113034E-14 -1.468974921188309E-12 -1.160557677976801E-14 -1.982961982441874E-13 -3.279568907206424E-15
tp 9.891474638091E-13 -1.468974921188309E-12 5.82037621086514E-8 1.069200651073793E-11 1.00914622931036E-8 9.514373680487957E-13
node 3.819924673432643E-15 -1.160557677976801E-14 1.069200651073793E-11 2.148806413476912E-9 -2.136229442851448E-9 2.370842492813584E-11
peri 1.420268885293075E-13 -1.982961982441874E-13 1.00914622931036E-8 -2.136229442851448E-9 3.891898658181181E-9 -2.348255377062611E-11
i 1.177571003742711E-15 -3.279568907206424E-15 9.514373680487957E-13 2.370842492813584E-11 -2.348255377062611E-11 2.268530258593758E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4   n/a MPO385114  
diameter diameter 4.303 km 0.608 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.288   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46674 (1996 PY8)          Discovered 1996-Aug-08 by Elst, E. W. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1996 PY8 = 2000 DV6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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