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9637 Perryrose (1994 PJ2)
Classification: Main-belt Asteroid          SPK-ID: 2009637
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2305172136042959 3.4549e-08  
a 2.390867264935867 7.8015e-09 au
q 1.839731204925127 8.401e-08 au
i .8668889379050907 3.8866e-06 deg
node 152.0240112846265 0.00024252 deg
peri 240.1496995293444 0.00024268 deg
M 313.5141205887806 1.1275e-05 deg
tp 2459174.861331215772
(2020-Nov-21.36133122)
4.2852e-05 TDB
period 1350.304222114564
3.70
6.6092e-06
1.81e-08
d
yr
n .2666065869484162 1.3049e-09 deg/d
Q 2.942003324946607 9.5999e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1558  
   data-arc span      17467 days (47.82 yr)  
   first obs. used      1972-10-07  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55657  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:09:55  

Additional Information
 Earth MOID = .845852 au 
 Jupiter MOID = 2.49709 au 
 T_jup = 3.495 
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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 14.6   n/a MPO384842  
diameter diameter 3.333 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.231   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9637 Perryrose           Discovered 1994 Aug. 9 at Palomar.
Perry J. Rose (b. 1966) is a former member of the Palomar Planet Crossing Asteroid Survey and currently lead solar observer on the 18-meter solar tower at Mt. Wilson Observatory. He discovered many minor planets, including near-earth objects.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000320/MPCPages.arcLast Updated: 2013-03-29

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Alternate Designations
 1994 PJ2 = 1972 TF1 = 1979 OG4 = 1983 RQ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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