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15265 Ernsting (1990 TG13)
Classification: Main-belt Asteroid          SPK-ID: 2015265
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2002740313327905 3.7133e-08  
a 2.426645727199451 9.7316e-09 au
q 1.940651604796726 9.081e-08 au
i 11.46081571310357 4.0206e-06 deg
node 64.83852989634481 2.1263e-05 deg
peri 24.70828129229204 2.3405e-05 deg
M 250.7653917679519 1.0745e-05 deg
tp 2459419.453426914664
(2021-Jul-23.95342691)
4.1877e-05 TDB
period 1380.727556315153
3.78
8.3057e-06
2.274e-08
d
yr
n .2607321034142014 1.5684e-09 deg/d
Q 2.912639849602175 1.1681e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1179  
   data-arc span      25819 days (70.69 yr)  
   first obs. used      1949-11-25  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46077  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:58:27  

Additional Information
 Earth MOID = .962513 au 
 Jupiter MOID = 2.34768 au 
 T_jup = 3.456 
[ 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 14.6   n/a MPO337388  
diameter diameter 6.308 km 0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15265 Ernsting           Discovered 1990 Oct. 12 by L. D. Schmadel and F. Börngen at Tautenburg.
German science fiction writer Walter Ernsting (b. 1920; pen name Clark Darlton) founded the German Science Fiction Club in 1955. His novels are characterized by his desire for humanity and peace.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030614/MPCPages.arcLast Updated: 2005-04-26

Alternate Designations
 1990 TG13 = 1994 WC1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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