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JPL Small-Body Database Browser
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49676 (1999 TZ2)
Classification: Main-belt Asteroid          SPK-ID: 2049676
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 .1986170714560109 3.8861e-08  
a 2.161566786177817 6.0088e-09 au
q 1.732242721350598 8.3011e-08 au
i 4.311235136403528 3.0857e-06 deg
node 106.9495694318472 6.3173e-05 deg
peri 228.1848949733055 6.4041e-05 deg
M 215.0681050021219 1.1826e-05 deg
tp 2459467.818403745337
(2021-Sep-10.31840375)
3.869e-05 TDB
period 1160.784003761108
3.18
4.8402e-06
1.325e-08
d
yr
n .3101352179505816 1.2932e-09 deg/d
Q 2.590890851005037 7.2022e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1112  
   data-arc span      7579 days (20.75 yr)  
   first obs. used      1998-04-20  
   last obs. used      2019-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53292  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:51:46  

Additional Information
 Earth MOID = .725794 au 
 Jupiter MOID = 2.77809 au 
 T_jup = 3.667 
[ 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 15.7   n/a MPO459191  

49676 (1999 TZ2)          Discovered 1999-Oct-02 by CSS at Catalina
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TZ2 = 2001 BW69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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