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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457864.5 (2017-Apr-21.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826518836831073 5.6071e-08  
q 2.149136167906015 1.4665e-07 au
tp 2457953.755995329312
(2017-Jul-19.25599533)
6.5534e-05 TDB
node 176.0115681545238 2.4901e-05 deg
peri 190.6694503997842 2.8794e-05 deg
i 13.2747547000673 5.439e-06 deg
  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
 Jupiter MOID = 2.35004 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.143922323407334E-15 -8.197117722731075E-15 2.482216638802056E-12 1.626529353097333E-14 5.8132994061368E-13 3.349029888762064E-15
q -8.197117722731075E-15 2.150634455988877E-14 -6.275609415554114E-12 -3.884151631931596E-14 -1.479224490036785E-12 -7.410467767352988E-15
tp 2.482216638802056E-12 -6.275609415554114E-12 4.294737582953858E-9 1.449641181781222E-11 9.992542602797016E-10 3.73989248168932E-12
node 1.626529353097333E-14 -3.884151631931596E-14 1.449641181781222E-11 6.200542386339464E-10 -5.997941405404509E-10 8.680396922252851E-11
peri 5.8132994061368E-13 -1.479224490036785E-12 9.992542602797016E-10 -5.997941405404509E-10 8.290925499209455E-10 -8.367388657182925E-11
i 3.349029888762064E-15 -7.410467767352988E-15 3.73989248168932E-12 8.680396922252851E-11 -8.367388657182925E-11 2.958263272579569E-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 15.92   n/a E2021B55  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2109-Aug-03 01:21 00:03 Europ 0.0346905428913799 0.034688325475016 0.0346927731018732 4.24772549075794 4.24772541862989 2491570.556446284 2.6709101033136 1334.30065335283 68.0046290573518 -86.2370114904557 76102.2794058973 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:15 2021-Apr-13 22:08
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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