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JPL Small-Body Database Browser
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85844 (1998 YN16)
Classification: Main-belt Asteroid          SPK-ID: 2085844
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1485778176165005 6.9494e-08  
a 3.009179405697304 2.0171e-08 au
q 2.562082096782281 2.1134e-07 au
i 6.789171573697901 5.9184e-06 deg
node 291.4886567541026 4.5833e-05 deg
peri 209.0618362342308 5.005e-05 deg
M 21.68190046322519 1.7237e-05 deg
tp 2458885.667348243185
(2020-Feb-06.16734824)
9.1279e-05 TDB
period 1906.648114290993
5.22
1.9171e-05
5.249e-08
d
yr
n .1888130260123377 1.8984e-09 deg/d
Q 3.456276714612327 2.3168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      9436 days (25.83 yr)  
   first obs. used      1994-04-05  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54402  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:39:39  

Additional Information
 Earth MOID = 1.57798 au 
 Jupiter MOID = 1.61199 au 
 T_jup = 3.223 
[ 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 15.0   n/a MPO459397  
diameter diameter 5.405 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85844 (1998 YN16)          Discovered 1998-Dec-22 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 YN16 = 2002 TF263 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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