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19823 (2000 SD170)
Classification: Main-belt Asteroid          SPK-ID: 2019823
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1742161243747641 3.4433e-08  
a 2.733619646008347 1.4137e-08 au
q 2.257379025766058 9.5511e-08 au
i 2.268779910584994 4.9554e-06 deg
node 326.1778061392028 9.6178e-05 deg
peri 304.2497693837249 9.7531e-05 deg
M 272.3062321488193 1.9031e-05 deg
tp 2459602.634919636556
(2022-Jan-23.13491964)
8.8518e-05 TDB
period 1650.842182021845
4.52
1.2806e-05
3.506e-08
d
yr
n .2180705120819576 1.6916e-09 deg/d
Q 3.209860266250637 1.6599e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1667  
   data-arc span      15893 days (43.51 yr)  
   first obs. used      1977-09-09  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51419  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:07:34  

Additional Information
 Earth MOID = 1.24038 au 
 Jupiter MOID = 1.90108 au 
 T_jup = 3.330 
[ 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 14.01   n/a E2021B10  
diameter diameter 4.461 km 0.709 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.223   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19823 (2000 SD170)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 SD170 = 1977 RT15 = 1998 EK16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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