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487638 (2015 OQ19)
Classification: Main-belt Asteroid          SPK-ID: 2487638
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1717139841326843 6.9743e-08  
a 2.695634682159384 3.6027e-08 au
q 2.232756511119554 2.0812e-07 au
i 13.34144889558211 5.7191e-06 deg
node 169.5539433043666 2.825e-05 deg
peri 135.0806056608155 3.8038e-05 deg
M 45.07933559731729 2.0779e-05 deg
tp 2458798.074609500256
(2019-Nov-10.57460950)
9.2243e-05 TDB
period 1616.553119390799
4.43
3.2408e-05
8.873e-08
d
yr
n .22269605352385 4.4645e-09 deg/d
Q 3.158512853199214 4.2214e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4726 days (12.94 yr)  
   first obs. used      2006-07-26  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54503  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:32  

Additional Information
 Earth MOID = 1.23976 au 
 Jupiter MOID = 2.24335 au 
 T_jup = 3.310 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457668.5 (2016-Oct-07.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1721199623255223 6.9549e-08  
q 2.231829570809689 2.0777e-07 au
tp 2457183.141950808364
(2015-Jun-09.64195081)
9.038e-05 TDB
node 169.6153370675527 2.8242e-05 deg
peri 135.4354510802025 3.8022e-05 deg
i 13.34378033324261 5.7185e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4726 days (12.94 yr)  
   first obs. used      2006-07-26  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54503  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:32  

Additional Information
 Jupiter MOID = 2.24335 au 
 T_jup = 3.310 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.837113315667717E-15 -1.43606334119635E-14 6.035152554979718E-13 -6.804385635138757E-14 1.731868030657727E-13 -3.747763989692106E-14
q -1.43606334119635E-14 4.316960204644831E-14 -1.954311854408476E-12 2.058507348752313E-13 -5.118124046083093E-13 1.162861978180025E-13
tp 6.035152554979718E-13 -1.954311854408476E-12 8.168618538063986E-9 -9.50774991103538E-11 2.345312839351196E-9 1.94121502900788E-11
node -6.804385635138757E-14 2.058507348752313E-13 -9.50774991103538E-11 7.976357562055071E-10 -7.997702140029965E-10 -3.874225979483355E-11
peri 1.731868030657727E-13 -5.118124046083093E-13 2.345312839351196E-9 -7.997702140029965E-10 1.445706139973527E-9 4.393176361303878E-11
i -3.747763989692106E-14 1.162861978180025E-13 1.94121502900788E-11 -3.874225979483355E-11 4.393176361303878E-11 3.270156656338991E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO477318  

487638 (2015 OQ19)          Discovered 2010-May-07 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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