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34155 (2000 QJ22)
Classification: Main-belt Asteroid          SPK-ID: 2034155
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .253068515784509 3.4523e-08  
a 2.426910526431751 7.6215e-09 au
q 1.812735881565867 8.5008e-08 au
i 11.51537543577887 4.9468e-06 deg
node 147.2744096832501 1.7773e-05 deg
peri 228.6265951412782 2.0349e-05 deg
M 38.70192149271899 9.8058e-06 deg
tp 2458852.040121156917
(2020-Jan-03.54012116)
3.7442e-05 TDB
period 1380.953563082506
3.78
6.5051e-06
1.781e-08
d
yr
n .2606894320156742 1.228e-09 deg/d
Q 3.041085171297635 9.5503e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1748  
   data-arc span      18018 days (49.33 yr)  
   first obs. used      1970-09-27  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49383  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:22:18  

Additional Information
 Earth MOID = .834124 au 
 Jupiter MOID = 2.46972 au 
 T_jup = 3.439 
[ 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 13.8   n/a MPO344565  
diameter diameter 7.257 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.0084 h n/a LCDB (Rev. 2019-August); 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:
[Pravec, P.; Wolf, M.; Sarounova, L. (2008) http://www.asu.cas.cz/~ppravec/neo.htm]
[Oey, J. (2009) Minor Planet Bull. 36, 162-165.]
geometric albedo albedo 0.161   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34155 (2000 QJ22)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QJ22 = 1970 SG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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