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1065 Amundsenia (1926 PD)
Classification: Mars-crossing Asteroid          SPK-ID: 2001065
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2969030816041727 5.0745e-08  
a 2.361570369732815 6.3461e-09 AU
q 1.660412849534036 1.1881e-07 AU
i 8.366472212458007 6.3494e-06 deg
node 330.3666052144608 4.2077e-05 deg
peri 353.2537867716711 4.2868e-05 deg
M 127.6996062720222 1.0346e-05 deg
tp 2456530.295456777535
(2013-Aug-25.79545678)
3.7291e-05 JED
period 1325.56113915892
3.63
5.3431e-06
1.463e-08
d
yr
n .2715830974257611 1.0947e-09 deg/d
Q 3.062727889931593 8.2303e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1050  
   data-arc span      32193 days (88.14 yr)  
   first obs. used      1926-08-04  
   last obs. used      2014-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4645  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 13:49:10  

Additional Information
 Earth MOID = .64946 AU 
 T_jup = 3.476 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0 mag n/a MPO265962  
rotation period rot_per 7.7594 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]
SMASSII spectral type spec_B S   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)

1065 Amundsenia (1926 PD)          Discovered 1926-Aug-04 by Belyavskij, S. at Simeis (094)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1926 PD = 1930 XL = 1955 QE = 1955 RD = 1955 SM1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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