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JPL Small-Body Database Browser
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66058 (1998 QQ97)
Classification: Main-belt Asteroid          SPK-ID: 2066058
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1120919034110425 4.2467e-08  
a 3.004553037666355 2.2224e-08 au
q 2.667766968774903 1.3581e-07 au
i 10.87187831384994 4.8966e-06 deg
node 285.2450762781217 3.2134e-05 deg
peri 142.0370961074049 4.4423e-05 deg
M 354.0943880911938 3.0355e-05 deg
tp 2459031.705463806243
(2020-Jul-01.20546381)
0.00016047 TDB
period 1902.252830650083
5.21
2.1106e-05
5.779e-08
d
yr
n .1892492912611266 2.0997e-09 deg/d
Q 3.341339106557807 2.4715e-08 au
  Orbit Determination Parameters
   # obs. used (total)      746  
   data-arc span      9098 days (24.91 yr)  
   first obs. used      1994-12-28  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53128  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:49:00  

Additional Information
 Earth MOID = 1.69185 au 
 Jupiter MOID = 1.92767 au 
 T_jup = 3.215 
[ 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 14.6   n/a MPO333369  
diameter diameter 4.535 km 0.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.149   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66058 (1998 QQ97)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QQ97 = 2000 AY22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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