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JPL Small-Body Database Browser
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91842 (1999 TP322)
Classification: Main-belt Asteroid          SPK-ID: 2091842
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1639159907149272 7.5265e-08  
a 3.165685068518597 3.5008e-08 au
q 2.646778664220919 2.3186e-07 au
i 24.06077979257254 8.041e-06 deg
node 173.562557983419 1.5105e-05 deg
peri 206.1565388788646 2.2426e-05 deg
M 250.1679773146863 1.9532e-05 deg
tp 2459628.162915130661
(2022-Feb-17.66291513)
0.00011748 TDB
period 2057.311191422248
5.63
3.4127e-05
9.343e-08
d
yr
n .1749856810680775 2.9027e-09 deg/d
Q 3.684591472816276 4.0747e-08 au
  Orbit Determination Parameters
   # obs. used (total)      449  
   data-arc span      8385 days (22.96 yr)  
   first obs. used      1996-05-22  
   last obs. used      2019-05-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62047  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:04:47  

Additional Information
 Earth MOID = 1.66191 au 
 Jupiter MOID = 1.81432 au 
 T_jup = 3.049 
[ 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 14.3   n/a MPO436414  
diameter diameter 5.975 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.124   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91842 (1999 TP322)          Discovered 1999-Oct-02 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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