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22128 (2000 SH242)
Classification: Main-belt Asteroid          SPK-ID: 2022128
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2238713096446027 1.1088e-08  
a 2.577653999009845 8.8476e-09 au
q 2.000591222440864 2.8508e-08 au
i 6.116261031647981 8.2542e-07 deg
node 25.19765595165632 7.6067e-06 deg
peri 149.6016083677522 8.6936e-06 deg
M 131.782231382433 4.0788e-06 deg
tp 2458647.162995442620
(2019-Jun-12.66299544)
1.5206e-05 TDB
period 1511.594693389074
4.14
7.7827e-06
2.131e-08
d
yr
n .2381590790007745 1.2262e-09 deg/d
Q 3.154716775578827 1.0828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2239  
   data-arc span      26132 days (71.55 yr)  
   first obs. used      1949-03-24  
   last obs. used      2020-10-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46021  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:01:19  

Additional Information
 Earth MOID = 1.0073 au 
 Jupiter MOID = 1.81044 au 
 T_jup = 3.383 
[ 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 13.77   n/a E2021B10  
diameter diameter 4.807 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.304   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22128 (2000 SH242)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SH242 = 1949 FD1 = 1949 FP = 1974 LD = 1978 GW1 = 1978 JP2 = 1996 TC62 = 2000 QN203 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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