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JPL Small-Body Database Browser
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46469 (9572 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2046469
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750900076011278 4.384e-08  
a 2.40608544068918 9.463e-09 au
q 1.984803922589949 1.0727e-07 au
i 4.049230496134977 4.4595e-06 deg
node 74.14086235409525 6.1149e-05 deg
peri 313.2338017303593 6.2277e-05 deg
M 336.8672270247185 1.483e-05 deg
tp 2459088.097192979571
(2020-Aug-26.59719298)
5.6474e-05 TDB
period 1363.217004132715
3.73
8.0422e-06
2.202e-08
d
yr
n .2640812129753572 1.5579e-09 deg/d
Q 2.827366958788411 1.112e-08 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      21491 days (58.84 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53923  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:11:35  

Additional Information
 Earth MOID = .992235 au 
 Jupiter MOID = 2.61881 au 
 T_jup = 3.498 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456762.5 (2014-Apr-15.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1768255326921662 4.4043e-08  
q 1.980613722131039 1.0805e-07 au
tp 2456361.499878431517
(2013-Mar-09.99987843)
4.7535e-05 TDB
node 74.1665772805014 6.1129e-05 deg
peri 313.216181375717 6.2223e-05 deg
i 4.051106091485427 4.4615e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      21491 days (58.84 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53923  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:11:35  

Additional Information
 Jupiter MOID = 2.61881 au 
 T_jup = 3.498 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.939825078395398E-15 -4.747025296744678E-15 -2.2673104940546E-13 -3.197046442666136E-15 -4.548605111076859E-14 -8.502071779087834E-16
q -4.747025296744678E-15 1.167418589410756E-14 6.85172209342869E-13 7.655036611586091E-15 1.452988932077528E-13 2.136351052509705E-15
tp -2.2673104940546E-13 6.85172209342869E-13 2.259555322092786E-9 5.279773829292586E-12 5.709636796153386E-10 -1.552759919722034E-13
node -3.197046442666136E-15 7.655036611586091E-15 5.279773829292586E-12 3.736777913010609E-9 -3.725842844688457E-9 -4.274385551793965E-11
peri -4.548605111076859E-14 1.452988932077528E-13 5.709636796153386E-10 -3.725842844688457E-9 3.871744543919174E-9 4.26044868669249E-11
i -8.502071779087834E-16 2.136351052509705E-15 -1.552759919722034E-13 -4.274385551793965E-11 4.26044868669249E-11 1.990482565280738E-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 15.4   n/a MPO445554  
diameter diameter 4.934 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46469 (9572 P-L)          Discovered 1960-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 9572 P-L = 2000 HK43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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