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35662 (1998 QW40)
Classification: Main-belt Asteroid          SPK-ID: 2035662
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826898364703045 4.1334e-08  
a 2.162783345876219 7.2517e-09 au
q 1.767664810097395 8.7242e-08 au
i 2.720207215751021 3.2664e-06 deg
node 235.8339123057017 0.00010793 deg
peri 38.31635582105524 0.00010874 deg
M 226.4301248312179 1.467e-05 deg
tp 2459031.546349324100
(2020-Jul-01.04634932)
4.8324e-05 TDB
period 1161.76409958152
3.18
5.843e-06
1.6e-08
d
yr
n .3098735794380941 1.5585e-09 deg/d
Q 2.557901881655044 8.5766e-09 au
  Orbit Determination Parameters
   # obs. used (total)      886  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1996-11-05  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55152  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:48:07  

Additional Information
 Earth MOID = .751868 au 
 Jupiter MOID = 2.54844 au 
 T_jup = 3.672 
[ 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 16.0   n/a MPO309430  
diameter diameter 1.656 km 0.293 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.308   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35662 (1998 QW40)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20020227/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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