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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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .200274000552279 4.3225e-08  
a 2.426645723074686 1.0443e-08 au
q 1.940651676191441 1.0404e-07 au
i 11.4608181985263 4.4376e-06 deg
node 64.8385205046101 2.1544e-05 deg
peri 24.70828408541899 2.3782e-05 deg
M 250.7653986307334 1.0887e-05 deg
tp 2459419.453399525271
(2021-Jul-23.95339953)
4.2508e-05 TDB
period 1380.727552794752
3.78
8.9127e-06
2.44e-08
d
yr
n .2607321040789823 1.683e-09 deg/d
Q 2.912639769957931 1.2534e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1097  
   data-arc span      25033 days (68.54 yr)  
   first obs. used      1949-11-25  
   last obs. used      2018-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45348  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 17:29:50  

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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