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85653 (1998 QN16)
Classification: Main-belt Asteroid          SPK-ID: 2085653
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2431736273082977 4.0996e-08  
a 2.306406357781942 6.3552e-09 au
q 1.745549157713187 9.4778e-08 au
i 7.050649890172128 4.2452e-06 deg
node 166.2262236647125 2.4373e-05 deg
peri 211.7048341612488 2.5614e-05 deg
M 158.6840599192977 8.873e-06 deg
tp 2458832.559910047715
(2019-Dec-15.05991005)
3.0856e-05 TDB
period 1279.387686993087
3.50
5.2879e-06
1.448e-08
d
yr
n .2813846058235085 1.163e-09 deg/d
Q 2.867263557850696 7.9006e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1006  
   data-arc span      8270 days (22.64 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54483  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:41  

Additional Information
 Earth MOID = .750419 au 
 Jupiter MOID = 2.60202 au 
 T_jup = 3.538 
[ 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 15.80   n/a MPCxxxxx  

85653 (1998 QN16)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 QN16 = 2000 DD59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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