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46850 (1998 QO37)
Classification: Main-belt Asteroid          SPK-ID: 2046850
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2186887999796282 4.3875e-08  
a 2.537030243456889 1.0486e-08 au
q 1.982210144003278 1.1367e-07 au
i 6.443933474337505 4.0722e-06 deg
node 181.8731212437302 4.0102e-05 deg
peri 75.14785501312397 4.1878e-05 deg
M 244.5715635896469 1.3591e-05 deg
tp 2459673.757173342172
(2022-Apr-04.25717334)
5.6764e-05 TDB
period 1476.001821574538
4.04
9.1505e-06
2.505e-08
d
yr
n .2439021380176663 1.5121e-09 deg/d
Q 3.091850342910499 1.2779e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1240  
   data-arc span      9680 days (26.50 yr)  
   first obs. used      1994-09-11  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56383  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:53:00  

Additional Information
 Earth MOID = .977865 au 
 Jupiter MOID = 1.99639 au 
 T_jup = 3.405 
[ 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 14.98   n/a MPCxxxxx  
diameter diameter 2.539 km 0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.329   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46850 (1998 QO37)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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