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

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2971405320437543 4.0397e-08  
a 2.360275984092389 7.4882e-09 au
q 1.658942322409081 9.4175e-08 au
i 8.36285450639828 4.561e-06 deg
node 330.3241423699571 2.7768e-05 deg
peri 353.6522867274986 2.8908e-05 deg
M 201.7697287772233 1.1176e-05 deg
tp 2459182.643000188971
(2020-Nov-29.14300019)
4.2729e-05 TDB
period 1324.471470904378
3.63
6.303e-06
1.726e-08
d
yr
n .2718065340842593 1.2935e-09 deg/d
Q 3.061609645775697 9.7132e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2141  
   data-arc span      33882 days (92.76 yr)  
   first obs. used      1926-08-04  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40297  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:18:31  

Additional Information
 Earth MOID = .646392 au 
 Jupiter MOID = 2.28561 au 
 T_jup = 3.477 
[ 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 12.1   n/a MPO435705  
rotation period rot_per 7.7594 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]
[Stephens, R.D. (2018) Minor Planet Bull. 45, 135-137.]
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
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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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