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19892 (4128 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2019892
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924657211317116 4.5964e-08  
a 2.4427691207944 1.0388e-08 au
q 1.972619800402429 1.0918e-07 au
i 3.724727372471671 3.4592e-06 deg
node 127.4699299170027 7.03e-05 deg
peri 221.2930397647764 7.0886e-05 deg
M 143.8053526143706 9.8867e-06 deg
tp 2458643.449447193481
(2019-Jun-08.94944719)
3.6851e-05 TDB
period 1394.511368072032
3.82
8.8953e-06
2.435e-08
d
yr
n .2581549410369557 1.6467e-09 deg/d
Q 2.912918441186372 1.2387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      17335 days (47.46 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55302  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:08:35  

Additional Information
 Earth MOID = .966068 au 
 Jupiter MOID = 2.51001 au 
 T_jup = 3.472 
[ 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 16.3   n/a MPO449097  

19892 (4128 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4128 T-2 = 1998 BZ16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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