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26163 (1995 DW)
Classification: Main-belt Asteroid          SPK-ID: 2026163
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04468463051516958 4.2364e-08  
a 2.921038521799061 1.7502e-08 au
q 2.790512994731893 1.2538e-07 au
i 3.007054776969878 3.6152e-06 deg
node 89.37281257762295 8.9431e-05 deg
peri 251.040371949941 9.9206e-05 deg
M 243.0307476117566 4.4843e-05 deg
tp 2459792.979825445477
(2022-Aug-01.47982545)
0.00022831 TDB
period 1823.494061947256
4.99
1.6388e-05
4.487e-08
d
yr
n .1974231819628557 1.7743e-09 deg/d
Q 3.051564048866229 1.8284e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1438  
   data-arc span      10805 days (29.58 yr)  
   first obs. used      1991-06-06  
   last obs. used      2021-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53031  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:14:40  

Additional Information
 Earth MOID = 1.78132 au 
 Jupiter MOID = 2.12885 au 
 T_jup = 3.276 
[ 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 14.02   n/a E2021B10  
diameter diameter 5.316 km 0.395 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26163 (1995 DW)          Discovered 1995-Feb-20 by Kobayashi, T. at Oizumi
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 DW = 1991 LT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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