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48317 (2002 NY20)
Classification: Main-belt Asteroid          SPK-ID: 2048317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679233887116599 3.7056e-08  
a 3.147599168751165 2.1472e-08 au
q 2.619043650028465 1.236e-07 au
i 4.841263517256113 4.397e-06 deg
node 226.094049492249 6.2958e-05 deg
peri 192.8167109000029 6.5378e-05 deg
M 268.9608626918414 1.7192e-05 deg
tp 2459116.314079930544
(2020-Sep-23.81407993)
9.9535e-05 TDB
period 2039.705935991494
5.58
2.0871e-05
5.714e-08
d
yr
n .1764960299657142 1.806e-09 deg/d
Q 3.676154687473864 2.5078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      999  
   data-arc span      12046 days (32.98 yr)  
   first obs. used      1986-11-07  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53871  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:36:37  

Additional Information
 Earth MOID = 1.63128 au 
 Jupiter MOID = 1.67317 au 
 T_jup = 3.181 
[ show covariance matrix ]

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 14.2   n/a MPO333239  
diameter diameter 8.033 km 0.242 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.11 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.075   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48317 (2002 NY20)          Discovered 2002-Jul-09 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 NY20 = 1986 VS9 = 2000 GF174 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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