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90843 (1995 YZ22)
Classification: Main-belt Asteroid          SPK-ID: 2090843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169189160747419 4.5699e-08  
a 2.170872978878701 8.4296e-09 au
q 1.917056863252258 1.002e-07 au
i 6.714317788160121 3.9284e-06 deg
node 96.10600522919982 3.8823e-05 deg
peri 329.4717947234197 4.2315e-05 deg
M 257.4596358791024 1.7048e-05 deg
tp 2459333.268646927197
(2021-Apr-28.76864693)
5.6188e-05 TDB
period 1168.288350844432
3.20
6.8048e-06
1.863e-08
d
yr
n .3081431050303583 1.7948e-09 deg/d
Q 2.424689094505145 9.4152e-09 au
  Orbit Determination Parameters
   # obs. used (total)      957  
   data-arc span      8594 days (23.53 yr)  
   first obs. used      1995-12-21  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50498  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:19:14  

Additional Information
 Earth MOID = .934437 au 
 Jupiter MOID = 2.82161 au 
 T_jup = 3.671 
[ 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 16.1   n/a MPO320096  

90843 (1995 YZ22)          Discovered 1995-Dec-21 by NEAT at Haleakala
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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