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173748 (2001 RW30)
Classification: Main-belt Asteroid          SPK-ID: 2173748
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09331671032025535 5.6045e-08  
a 2.806538607012259 2.3421e-08 au
q 2.544641656819083 1.6937e-07 au
i 1.688527249763189 4.9103e-06 deg
node 152.6622597192133 0.00016658 deg
peri 204.5460562981109 0.00016852 deg
M 257.7345459703668 2.7358e-05 deg
tp 2459088.344494437938
(2020-Aug-26.84449444)
0.00013347 TDB
period 1717.334750665339
4.70
2.1497e-05
5.886e-08
d
yr
n .2096271561852032 2.6241e-09 deg/d
Q 3.068435557205435 2.5607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      16766 days (45.90 yr)  
   first obs. used      1973-09-24  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54009  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:46:15  

Additional Information
 Earth MOID = 1.53952 au 
 Jupiter MOID = 2.33631 au 
 T_jup = 3.316 
[ 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 15.8   n/a MPO436862  
rotation period rot_per 5.2962 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Masiero, J.; Jedicke, R.; Durecy, J.; Gwyn, S.; et al. (2009) Icarus 204, 145-171.]

173748 (2001 RW30)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 RW30 = 2004 EH70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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