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150272 (1999 RY204)
Classification: Main-belt Asteroid          SPK-ID: 2150272
[ 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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1447323858892203 5.015e-08  
a 3.040746006226415 1.7589e-08 au
q 2.600651581862148 1.5396e-07 au
i 15.19756369089375 5.9396e-06 deg
node 307.8230404438897 1.81e-05 deg
peri 77.41936974139402 3.1415e-05 deg
M 349.3395312087723 2.2201e-05 deg
tp 2459257.851191722227
(2021-Feb-12.35119172)		 0.00011933 TDB
period 1936.728058056073
5.30		 1.6805e-05
4.601e-08		 d
yr
n .1858805104322896 1.6129e-09 deg/d
Q 3.480840430590682 2.0135e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1156  
   data-arc span      7872 days (21.55 yr)  
   first obs. used      1999-07-22  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:51  

Additional Information
 Earth MOID = 1.65314 au 
 Jupiter MOID = 2.15995 au 
 T_jup = 3.171 
[ 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 14.10   n/a E2021B55  
diameter diameter 11.394 km 0.388 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.034   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

150272 (1999 RY204)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

Alternate Designations
 1999 RY204 = 2001 AM40 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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