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100034 (1991 PN1)
Classification: Main-belt Asteroid          SPK-ID: 2100034
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2619053095489446 4.6496e-08  
a 2.355466202971565 6.7088e-09 au
q 1.73855709795022 1.115e-07 au
i 4.401955929203584 4.2821e-06 deg
node 314.4755612918142 4.1058e-05 deg
peri 34.38938843600043 4.1622e-05 deg
M 23.88900471063764 4.7771e-06 deg
tp 2459112.878779557143
(2020-Sep-20.37877956)
1.7563e-05 TDB
period 1320.425013160228
3.62
5.6412e-06
1.544e-08
d
yr
n .2726394883556446 1.1648e-09 deg/d
Q 2.97237530799291 8.4659e-09 au
  Orbit Determination Parameters
   # obs. used (total)      913  
   data-arc span      10749 days (29.43 yr)  
   first obs. used      1991-08-02  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47886  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:24:08  

Additional Information
 Earth MOID = .732349 au 
 Jupiter MOID = 2.46623 au 
 T_jup = 3.504 
[ 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 16.01   n/a E2021B55  
diameter diameter 3.976 km 0.866 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.029   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

100034 (1991 PN1)          Discovered 1991-Aug-02 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1991 PN1 = 2000 AY224 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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