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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1299853829185546 4.6567e-08  
a 2.769020548353776 1.4257e-08 au
q 2.409088352066664 1.3581e-07 au
i 10.26150029258354 3.5391e-06 deg
node 106.3817040619508 2.9645e-05 deg
peri 334.8059787538471 3.6146e-05 deg
M 319.8638132292037 2.1047e-05 deg
tp 2459388.138219356893
(2021-Jun-22.63821936)
9.8752e-05 TDB
period 1683.013868612741
4.61
1.2998e-05
3.559e-08
d
yr
n .2139019806751429 1.652e-09 deg/d
Q 3.128952744640888 1.611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1106  
   data-arc span      8053 days (22.05 yr)  
   first obs. used      1999-02-06  
   last obs. used      2021-02-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52379  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:17:41  

Additional Information
 Earth MOID = 1.42907 au 
 Jupiter MOID = 2.08891 au 
 T_jup = 3.303 
[ 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 14.48   n/a E2021B10  

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

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