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134561 (1999 RM175)
Classification: Main-belt Asteroid          SPK-ID: 2134561
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .180808965581434 3.7384e-08  
a 2.340544987708201 9.8918e-09 au
q 1.917353469583871 8.7975e-08 au
i 2.240928716303077 4.3828e-06 deg
node 196.1657132800034 9.8286e-05 deg
peri 194.6457235052906 9.9174e-05 deg
M 256.0318372609212 1.1611e-05 deg
tp 2459378.221569216521
(2021-Jun-12.72156922)
4.2783e-05 TDB
period 1307.898123189943
3.58
8.2914e-06
2.27e-08
d
yr
n .2752507963861632 1.7449e-09 deg/d
Q 2.76373650583253 1.168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      9680 days (26.50 yr)  
   first obs. used      1992-10-23  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57093  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:28:53  

Additional Information
 Earth MOID = .922917 au 
 Jupiter MOID = 2.67303 au 
 T_jup = 3.541 
[ 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 16.7   n/a MPO320488  
diameter diameter 1.890 km 0.384 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.113   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

134561 (1999 RM175)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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