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JPL Small-Body Database Browser
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49494 (1999 CJ1)
Classification: Main-belt Asteroid          SPK-ID: 2049494
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289278770695298 4.8195e-08  
a 2.772911757389308 2.1922e-08 au
q 2.415406131207966 1.3745e-07 au
i 10.25588599212892 5.4553e-06 deg
node 106.3822332675345 3.021e-05 deg
peri 334.2408022358309 3.829e-05 deg
M 192.1853035537635 2.6652e-05 deg
tp 2459386.694482462363
(2021-Jun-21.19448246)
0.00013016 TDB
period 1686.562736638064
4.62
2.0001e-05
5.476e-08
d
yr
n .2134518877830845 2.5313e-09 deg/d
Q 3.130417383570651 2.4749e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      7067 days (19.35 yr)  
   first obs. used      1999-02-06  
   last obs. used      2018-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:50:48  

Additional Information
 Earth MOID = 1.4358 au 
 Jupiter MOID = 2.08989 au 
 T_jup = 3.301 
[ 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 14.4   n/a MPO436130  

49494 (1999 CJ1)          Discovered 1999-Feb-06 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CJ1 = 2000 KM76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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