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190574 (2000 SR227)
Classification: Main-belt Asteroid          SPK-ID: 2190574
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1828712476320752 5.5872e-08  
a 2.629770755470798 1.4147e-08 au
q 2.148861296431508 1.4627e-07 au
i 13.27502192466307 5.4374e-06 deg
node 175.9831320517766 2.49e-05 deg
peri 190.339738774873 2.8817e-05 deg
M 288.6433392054226 1.6125e-05 deg
tp 2459509.250224394245
(2021-Oct-21.75022439)
7.0947e-05 TDB
period 1557.669312776682
4.26
1.2569e-05
3.441e-08
d
yr
n .2311145228625378 1.8649e-09 deg/d
Q 3.110680214510088 1.6734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      7210 days (19.74 yr)  
   first obs. used      2000-09-27  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:14  

Additional Information
 Earth MOID = 1.14639 au 
 Jupiter MOID = 2.35004 au 
 T_jup = 3.339 
[ 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 15.92   n/a E2021B55  

190574 (2000 SR227)          Discovered 2000-Sep-27 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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