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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1681928486453149 3.7036e-08  
a 3.147555160612284 2.1324e-08 au
q 2.618158891880642 1.2369e-07 au
i 4.841199621564508 4.397e-06 deg
node 226.0919495623665 6.2963e-05 deg
peri 192.8724779236713 6.5373e-05 deg
M 339.5394313194715 1.7451e-05 deg
tp 2459116.424078190459
(2020-Sep-23.92407819)
9.9377e-05 TDB
period 2039.66315893657
5.58
2.0727e-05
5.675e-08
d
yr
n .1764997315476812 1.7936e-09 deg/d
Q 3.676951429343926 2.491e-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 = 1.63078 au 
 Jupiter MOID = 1.67294 au 
 T_jup = 3.181 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456958.5 (2014-Oct-28.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1624148300018066 3.6422e-08  
q 2.640418753505385 1.2089e-07 au
tp 2457063.292867916078
(2015-Feb-09.79286792)
9.9512e-05 TDB
node 226.350157651591 6.3489e-05 deg
peri 191.2871321696343 6.6139e-05 deg
i 4.810676265340812 4.3868e-06 deg
  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
 Jupiter MOID = 1.67294 au 
 T_jup = 3.181 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.32654837947275E-15 -4.358245887120539E-15 -7.484027006749387E-13 1.519799703945197E-14 -1.570109435390879E-13 -1.177504632168351E-16
q -4.358245887120539E-15 1.461490694517721E-14 2.779921647187172E-12 -5.078986297471957E-14 5.721437312983235E-13 1.192776914779948E-15
tp -7.484027006749387E-13 2.779921647187172E-12 9.902653056670952E-9 -7.198445624975386E-12 1.884951357794038E-9 -2.062985424456845E-13
node 1.519799703945197E-14 -5.078986297471957E-14 -7.198445624975386E-12 4.030901855860176E-9 -4.019042953968523E-9 -6.794922776804516E-11
peri -1.570109435390879E-13 5.721437312983235E-13 1.884951357794038E-9 -4.019042953968523E-9 4.374372291569996E-9 6.765601684110113E-11
i -1.177504632168351E-16 1.192776914779948E-15 -2.062985424456845E-13 -6.794922776804516E-11 6.765601684110113E-11 1.924444757001792E-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 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-August); 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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