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14481 (1994 PO12)
Classification: Main-belt Asteroid          SPK-ID: 2014481
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176022924485235 3.2122e-08  
a 2.344515678701773 6.6718e-09 au
q 1.931827172435202 7.6243e-08 au
i 3.044737209005794 3.9506e-06 deg
node 318.117787114143 5.403e-05 deg
peri 335.6586130742872 5.5089e-05 deg
M 148.5721455143397 9.2454e-06 deg
tp 2458659.355768659671
(2019-Jun-24.85576866)
3.3967e-05 TDB
period 1311.227771586
3.59
5.597e-06
1.532e-08
d
yr
n .2745518420225044 1.1719e-09 deg/d
Q 2.757204184968345 7.8462e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1556  
   data-arc span      25358 days (69.43 yr)  
   first obs. used      1951-09-04  
   last obs. used      2021-02-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52572  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:30:41  

Additional Information
 Earth MOID = .914298 au 
 Jupiter MOID = 2.43289 au 
 T_jup = 3.539 
[ 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 14.89   n/a MPCxxxxx  
diameter diameter 6.524 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 6.763 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.072   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14481 (1994 PO12)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1994 PO12 = 1951 RS = 1987 SZ24 = 2000 DX18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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