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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2971297236178673 6.0218e-08  
a 2.360318122893428 5.3433e-09 AU
q 1.658997451387861 1.4157e-07 AU
i 8.365287049545868 7.3224e-06 deg
node 330.3779106862705 4.3931e-05 deg
peri 353.1401117978109 4.4816e-05 deg
M 73.4735603036966 1.1282e-05 deg
tp 2456530.177109557713
(2013-Aug-25.67710956)
4.1133e-05 JED
period 1324.506940414688
3.63
4.4977e-06
1.231e-08
d
yr
n .271799255266483 9.2295e-10 deg/d
Q 3.061638794398996 6.931e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1039  
   data-arc span      31982 days (87.56 yr)  
   first obs. used      1926-08-04  
   last obs. used      2014-02-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47934  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 10:35:51  

Additional Information
 Earth MOID = .646181 AU 
 T_jup = 3.477 
[ 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. 2013-Sep-12) 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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