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186027 (2001 QN245)
Classification: Main-belt Asteroid          SPK-ID: 2186027
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2484090825454474 8.2806e-08  
a 2.531466032369174 9.2846e-09 au
q 1.902626877773384 2.1371e-07 au
i 9.437770551775893 7.8519e-06 deg
node 179.3836370583503 1.9418e-05 deg
peri 175.1514848352626 2.1376e-05 deg
M 285.8098594768284 8.0275e-06 deg
tp 2459503.679809871314
(2021-Oct-16.17980987)
3.3872e-05 TDB
period 1471.148737339083
4.03
8.0935e-06
2.216e-08
d
yr
n .2447067321358304 1.3463e-09 deg/d
Q 3.160305186964965 1.1591e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      9719 days (26.61 yr)  
   first obs. used      1993-10-11  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5891  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:49:37  

Additional Information
 Earth MOID = .896575 au 
 Jupiter MOID = 2.29273 au 
 T_jup = 3.388 
[ 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 16.73   n/a E2021B55  

186027 (2001 QN245)          Discovered 2001-Aug-24 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2001 QN245 = 1993 TD47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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