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100323 (1995 OY1)
Classification: Main-belt Asteroid          SPK-ID: 2100323
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2405737263085893 3.5593e-08  
a 2.35116020665386 7.263e-09 au
q 1.785532834590668 8.6635e-08 au
i 7.411893434882646 4.4129e-06 deg
node 202.7152839029724 2.6496e-05 deg
peri 116.9081864256469 2.8912e-05 deg
M 6.143478392288032 1.031e-05 deg
tp 2459178.028420719860
(2020-Nov-24.52842072)
3.767e-05 TDB
period 1316.805891432032
3.61
6.1017e-06
1.671e-08
d
yr
n .2733888132961634 1.2668e-09 deg/d
Q 2.916787578717052 9.0103e-09 au
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      9160 days (25.08 yr)  
   first obs. used      1995-07-22  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:31:39  

Additional Information
 Earth MOID = .786191 au 
 Jupiter MOID = 2.45922 au 
 T_jup = 3.507 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457560.5 (2016-Jun-21.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2398564559897588 3.5623e-08  
q 1.787440301012174 8.6586e-08 au
tp 2457861.679730869516
(2017-Apr-18.17973087)
3.5862e-05 TDB
node 202.7463298158235 2.649e-05 deg
peri 116.9598706513565 2.8923e-05 deg
i 7.41164656268283 4.4132e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      9160 days (25.08 yr)  
   first obs. used      1995-07-22  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:31:39  

Additional Information
 Jupiter MOID = 2.45922 au 
 T_jup = 3.507 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.268981415872155E-15 -3.079876429098908E-15 7.260694823339382E-15 4.743497764501515E-15 7.539215844530412E-14 -3.962663045013105E-15
q -3.079876429098908E-15 7.497082166763696E-15 3.290267060125642E-14 -1.249901706064929E-14 -1.692392984778079E-13 1.002140468854882E-14
tp 7.260694823339382E-15 3.290267060125642E-14 1.286053076318322E-9 -1.654962984827349E-11 4.18051546849985E-10 6.698603458127215E-12
node 4.743497764501515E-15 -1.249901706064929E-14 -1.654962984827349E-11 7.017264549134726E-10 -7.002233282223364E-10 2.574202842673333E-11
peri 7.539215844530412E-14 -1.692392984778079E-13 4.18051546849985E-10 -7.002233282223364E-10 8.365467632756148E-10 -2.375079439607499E-11
i -3.962663045013105E-15 1.002140468854882E-14 6.698603458127215E-12 2.574202842673333E-11 -2.375079439607499E-11 1.947630226845339E-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 16.28   n/a E2021B55  

100323 (1995 OY1)          Discovered 1995-Jul-22 by Laurie, S. P. at Church Stretton
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1995 OY1 = 1999 TN177 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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