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4332 Milton (1983 RC)
Classification: Main-belt Asteroid          SPK-ID: 2004332
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3145419541948255 4.0957e-08  
a 2.585893012072376 1.1539e-08 au
q 1.772521170716387 1.1024e-07 au
i 19.16940360560062 3.9758e-06 deg
node 165.94594256651 9.9306e-06 deg
peri 198.2311616066487 1.1093e-05 deg
M 345.2620244108122 8.1065e-06 deg
tp 2459262.679838224237
(2021-Feb-17.17983822)
3.4519e-05 TDB
period 1518.847797328935
4.16
1.0166e-05
2.783e-08
d
yr
n .2370217744220986 1.5865e-09 deg/d
Q 3.399264853428365 1.5168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2376  
   data-arc span      31889 days (87.31 yr)  
   first obs. used      1933-09-16  
   last obs. used      2021-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42642  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:17:12  

Additional Information
 Earth MOID = .774794 au 
 Jupiter MOID = 2.07266 au 
 T_jup = 3.276 
[ 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 12.86   n/a E2020-QM5  
diameter diameter 11.54 km 0.6 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
rotation period rot_per 3.295 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Oey, J. (2009) Minor Planet Bull. 36, 162-165.]
[Kabas, A. (2016) Icarus 271, 279-282.]
geometric albedo albedo 0.2306   0.028 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
SMASSII spectral type spec_B Xe   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

4332 Milton (1983 RC)          Discovered 1983-Sep-05 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1983 RC = 1933 SH1 = 1989 ET4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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