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442570 (2012 BG30)
Classification: Main-belt Asteroid          SPK-ID: 2442570
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07504029003040816 7.088e-08  
a 3.165382026984929 7.7004e-08 au
q 2.927850841622938 2.065e-07 au
i 9.969375900031604 8.4928e-06 deg
node 126.380339236303 4.1052e-05 deg
peri 322.2675438677452 8.6124e-05 deg
M 197.9947952921058 8.3604e-05 deg
tp 2459926.186844018489
(2022-Dec-12.68684402)
0.00050312 TDB
period 2057.015788150278
5.63
7.5062e-05
2.055e-07
d
yr
n .1750108103563567 6.3862e-09 deg/d
Q 3.402913212346919 8.2783e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2001-01-25  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62524  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:47  

Additional Information
 Earth MOID = 1.95186 au 
 Jupiter MOID = 1.74428 au 
 T_jup = 3.176 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457429.5 (2016-Feb-11.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07838255259856491 7.0313e-08  
q 2.910092522361847 2.0831e-07 au
tp 2457861.545148424792
(2017-Apr-18.04514842)
0.00043013 TDB
node 126.5220805243247 4.1241e-05 deg
peri 320.2213998198874 8.3526e-05 deg
i 9.952782508259046 8.4796e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6701 days (18.35 yr)  
   first obs. used      2001-01-25  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62524  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:47  

Additional Information
 Jupiter MOID = 1.74428 au 
 T_jup = 3.176 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.943916289430789E-15 -1.391322912834844E-14 1.174234082302648E-11 -1.569165424828585E-14 1.903182709379206E-12 7.8786052136528E-15
q -1.391322912834844E-14 4.339225105543088E-14 -1.62454770910097E-11 2.629754234748572E-14 -2.615031348790611E-12 -2.356636557766047E-14
tp 1.174234082302648E-11 -1.62454770910097E-11 1.850139895139864E-7 -2.096056731311598E-10 3.128483302853925E-8 -2.984156420013526E-11
node -1.569165424828585E-14 2.629754234748572E-14 -2.096056731311598E-10 1.700833572992962E-9 -1.710240507424374E-9 4.810358068703603E-11
peri 1.903182709379206E-12 -2.615031348790611E-12 3.128483302853925E-8 -1.710240507424374E-9 6.976624812572257E-9 -5.278728695059901E-11
i 7.8786052136528E-15 -2.356636557766047E-14 -2.984156420013526E-11 4.810358068703603E-11 -5.278728695059901E-11 7.190440190361084E-11

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 16.2   n/a MPO437721  

442570 (2012 BG30)          Discovered 2010-Jul-15 by WISE at WISE
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2012 BG30 = 2010 NP80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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