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100322 (1995 MJ8)
Classification: Main-belt Asteroid          SPK-ID: 2100322
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .13183174961895 3.7872e-08  
a 2.344378149675484 1.075e-08 au
q 2.035314676435329 8.8744e-08 au
i 6.592209453222201 5.2843e-06 deg
node 172.0374209570573 3.2413e-05 deg
peri 139.9186186217696 3.7496e-05 deg
M 329.4846258444628 1.9605e-05 deg
tp 2459111.636348339574
(2020-Sep-19.13634834)
7.1728e-05 TDB
period 1311.112398567351
3.59
9.0176e-06
2.469e-08
d
yr
n .2745760015642983 1.8885e-09 deg/d
Q 2.65344162291564 1.2167e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      9105 days (24.93 yr)  
   first obs. used      1995-06-29  
   last obs. used      2020-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62705  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:12:16  

Additional Information
 Earth MOID = 1.02671 au 
 Jupiter MOID = 2.61117 au 
 T_jup = 3.541 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456599.5 (2013-Nov-03.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1317627997043176 3.7835e-08  
q 2.03480030912712 8.8564e-08 au
tp 2456488.316181492243
(2013-Jul-14.81618149)
6.5666e-05 TDB
node 172.1053098135836 3.2465e-05 deg
peri 139.4289361345279 3.751e-05 deg
i 6.586312556034247 5.2809e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      9105 days (24.93 yr)  
   first obs. used      1995-06-29  
   last obs. used      2020-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62705  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:12:16  

Additional Information
 Jupiter MOID = 2.61117 au 
 T_jup = 3.541 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.431514173854545E-15 -3.331933135270524E-15 8.169888076144483E-13 -8.242188141125746E-15 2.285507606647714E-13 -2.444866953090514E-15
q -3.331933135270524E-15 7.843626913673006E-15 -1.786671528350734E-12 2.015910774823392E-14 -4.98830062168539E-13 5.843168034810562E-15
tp 8.169888076144483E-13 -1.786671528350734E-12 4.312029772563667E-9 1.235243347169996E-12 1.242822534938037E-9 -5.008155946065917E-12
node -8.242188141125746E-15 2.015910774823392E-14 1.235243347169996E-12 1.053974532534657E-9 -1.046209710594237E-9 2.953183614963724E-11
peri 2.285507606647714E-13 -4.98830062168539E-13 1.242822534938037E-9 -1.046209710594237E-9 1.406967645999805E-9 -3.076119503408863E-11
i -2.444866953090514E-15 5.843168034810562E-15 -5.008155946065917E-12 2.953183614963724E-11 -3.076119503408863E-11 2.788782456448533E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO432531  

100322 (1995 MJ8)          Discovered 1995-Jun-29 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1995 MJ8 = 1998 HO63 = 1999 TB304 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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