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7149 Bernie (3220 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2007149
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1423934194147974 3.6507e-08  
a 3.127961199491115 1.7067e-08 au
q 2.682560108498764 1.2008e-07 au
i 1.014488622126882 4.0556e-06 deg
node 178.3056411295981 0.00022785 deg
peri 101.7041694442227 0.00022841 deg
M 326.7852638056973 1.4559e-05 deg
tp 2459186.931274874128
(2020-Dec-03.43127487)
8.1607e-05 TDB
period 2020.647057440681
5.53
1.6538e-05
4.528e-08
d
yr
n .1781607523562131 1.4581e-09 deg/d
Q 3.573362290483466 1.9497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1479  
   data-arc span      24090 days (65.95 yr)  
   first obs. used      1954-07-03  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54084  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:38:23  

Additional Information
 Earth MOID = 1.66634 au 
 Jupiter MOID = 1.55988 au 
 T_jup = 3.198 
[ 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 MPO467726  
diameter diameter 9.588 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7149 Bernie (3220 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 3220 T-3 = 1981 JN5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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