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2727 Paton (1979 SO9)
Classification: Main-belt Asteroid          SPK-ID: 2002727
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1018488285840431 3.0015e-08  
a 2.611272126085936 9.3767e-09 au
q 2.345317118929919 7.8645e-08 au
i 3.50745772876969 4.584e-06 deg
node 202.2715410680199 5.3728e-05 deg
peri 279.8382128923969 5.912e-05 deg
M 137.4333774287623 2.3216e-05 deg
tp 2458412.108561398525
(2018-Oct-20.60856140)
9.9315e-05 TDB
period 1541.262551059162
4.22
8.3017e-06
2.273e-08
d
yr
n .2335747402365719 1.2581e-09 deg/d
Q 2.877227133241952 1.0332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2502  
   data-arc span      29631 days (81.13 yr)  
   first obs. used      1939-03-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46247  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:44:04  

Additional Information
 Earth MOID = 1.36411 au 
 Jupiter MOID = 2.18878 au 
 T_jup = 3.399 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.2   n/a MPO279542  
diameter diameter 9.063 km 0.093 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.326 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Klinglesmith III, D.A.; Goodwrench, Z. (2019) Minor Planet Bull. 46, 329-330.]
[Rowe, B. (2019) Minor Planet Bull. 46, 353-356.]
[Salvaggio, F.; Marchini, A.; Papini, R.; Banfi, M. (2019) Minor Planet Bull. 46, 340-341.]
geometric albedo albedo 0.311   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2727 Paton (1979 SO9)          Discovered 1979-Sep-22 by Chernykh, N. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 SO9 = 1939 DG = 1943 EX = 1949 QL1 = 1952 HG3 = 1964 CH = 1975 VE10 = 1977 FR2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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