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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 ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827341132763198 5.518e-08  
a 2.630554937247092 1.4327e-08 au
q 2.149862813364599 1.4446e-07 au
i 13.27899540117974 5.3868e-06 deg
node 175.9581784174554 2.4592e-05 deg
peri 190.2112719821176 2.8441e-05 deg
M 334.0455383840414 1.5941e-05 deg
tp 2459508.851536180396
(2021-Oct-21.35153618)
6.9452e-05 TDB
period 1558.366096104001
4.27
1.2731e-05
3.486e-08
d
yr
n .2310111859466266 1.8873e-09 deg/d
Q 3.111247061129585 1.6945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      7572 days (20.73 yr)  
   first obs. used      2000-09-27  
   last obs. used      2021-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53082  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:24:54  

Additional Information
 Earth MOID = 1.14808 au 
 Jupiter MOID = 2.34995 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457877.5 (2017-May-04.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826624872018522 5.5348e-08  
q 2.149142073467285 1.45e-07 au
tp 2457953.747368688979
(2017-Jul-19.24736869)
6.4217e-05 TDB
node 176.0116276111043 2.4609e-05 deg
peri 190.6665555396652 2.8439e-05 deg
i 13.27471071639071 5.3877e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      7572 days (20.73 yr)  
   first obs. used      2000-09-27  
   last obs. used      2021-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53082  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:24:54  

Additional Information
 Jupiter MOID = 2.34995 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.06336043313071E-15 -7.999936630550026E-15 2.365075645601828E-12 1.258164605682343E-14 5.59311129562908E-13 2.550122245337239E-15
q -7.999936630550026E-15 2.102373370789281E-14 -5.988935595791654E-12 -2.958849557310333E-14 -1.425572819485775E-12 -5.409976860894466E-15
tp 2.365075645601828E-12 -5.988935595791654E-12 4.123824137522739E-9 1.089869874135407E-11 9.653990065807897E-10 2.9225369197916E-12
node 1.258164605682343E-14 -2.958849557310333E-14 1.089869874135407E-11 6.055784436035113E-10 -5.86502194331787E-10 8.396852265822378E-11
peri 5.59311129562908E-13 -1.425572819485775E-12 9.653990065807897E-10 -5.86502194331787E-10 8.08765535419275E-10 -8.109489457085847E-11
i 2.550122245337239E-15 -5.409976860894466E-15 2.9225369197916E-12 8.396852265822378E-11 -8.109489457085847E-11 2.902679080524961E-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 15.92   n/a E2021B55  

190574 (2000 SR227)          Discovered 2000-Sep-27 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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