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46626 (1994 PL23)
Classification: Main-belt Asteroid          SPK-ID: 2046626
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1491407549467323 5.3345e-08  
a 2.537035695450416 1.2258e-08 au
q 2.158660276504133 1.3719e-07 au
i 1.22205440503607 3.7167e-06 deg
node 36.24270082364009 0.00029251 deg
peri 59.17352918385828 0.00029288 deg
M 300.3819780986155 1.8522e-05 deg
tp 2458844.934979380483
(2019-Dec-27.43497938)
7.6939e-05 TDB
period 1476.006579395255
4.04
1.0697e-05
2.929e-08
d
yr
n .2439013518134167 1.7677e-09 deg/d
Q 2.915411114396699 1.4086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1045  
   data-arc span      11223 days (30.73 yr)  
   first obs. used      1988-02-14  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58582  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:38:32  

Additional Information
 Earth MOID = 1.17583 au 
 Jupiter MOID = 2.24946 au 
 T_jup = 3.432 
[ 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 14.8   n/a MPO309514  
rotation period rot_per 5.485 h n/a LCDB (Rev. 2019-January); 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.]

46626 (1994 PL23)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PL23 = 1988 CY5 = 1992 DO13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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