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JPL Small-Body Database Browser
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160576 (1999 HB7)
Classification: Main-belt Asteroid          SPK-ID: 2160576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049416474538223 3.5087e-08  
a 2.404900205663413 1.4098e-08 au
q 1.912035995552717 8.5709e-08 au
i 2.855150520190831 5.4465e-06 deg
node 35.80320594686623 8.1499e-05 deg
peri 268.8258827273427 8.2576e-05 deg
M 171.2711315425871 1.4778e-05 deg
tp 2458352.424382482126
(2018-Aug-21.92438248)
5.3661e-05 TDB
period 1362.209849407236
3.73
1.1978e-05
3.279e-08
d
yr
n .2642764623649238 2.3238e-09 deg/d
Q 2.89776441577411 1.6987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      477  
   data-arc span      8051 days (22.04 yr)  
   first obs. used      1998-01-07  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:22:04  

Additional Information
 Earth MOID = .89956 au 
 Jupiter MOID = 2.35254 au 
 T_jup = 3.493 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO254161  

160576 (1999 HB7)          Discovered 1999-Apr-19 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 1999 HB7 = 1999 GL57 = 1999 JT132 = 2002 CJ193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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