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90881 (1996 XN6)
Classification: Main-belt Asteroid          SPK-ID: 2090881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2092790790417965 7.1651e-08  
a 2.543793592148126 1.1273e-08 au
q 2.011430811910943 1.8702e-07 au
i 4.433004377731214 6.1435e-06 deg
node 243.4565081459569 6.8645e-05 deg
peri 178.4778326118547 7.1064e-05 deg
M 291.4611441426892 1.9617e-05 deg
tp 2459282.634099871733
(2021-Mar-09.13409987)
8.2002e-05 TDB
period 1481.90795838898
4.06
9.8511e-06
2.697e-08
d
yr
n .2429300672569201 1.6149e-09 deg/d
Q 3.076156372385308 1.3633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      8643 days (23.66 yr)  
   first obs. used      1996-12-03  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:14:20  

Additional Information
 Earth MOID = 1.02445 au 
 Jupiter MOID = 2.25682 au 
 T_jup = 3.409 
[ 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 15.3   n/a MPO341243  

90881 (1996 XN6)          Discovered 1996-Dec-03 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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