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150898 (2001 SW304)
Classification: Main-belt Asteroid          SPK-ID: 2150898
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2069280356751506 1.9134e-07  
a 2.539609400708619 1.5776e-08 au
q 2.014093016037838 4.956e-07 au
i 3.538704682497643 3.9034e-06 deg
node 225.4643496282589 0.00012669 deg
peri 276.5223732549484 0.00012765 deg
M 161.3949622601425 1.787e-05 deg
tp 2458537.770519785898
(2019-Feb-23.27051979)
7.7182e-05 TDB
period 1478.2531594296
4.05
1.3774e-05
3.771e-08
d
yr
n .2435306819428074 2.2692e-09 deg/d
Q 3.0651257853794 1.904e-08 au
  Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      7395 days (20.25 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50053  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:20:30  

Additional Information
 Earth MOID = 1.03038 au 
 Jupiter MOID = 1.97915 au 
 T_jup = 3.413 
[ 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 16.34   n/a MPCxxxxx  

150898 (2001 SW304)          Discovered 2001-Sep-20 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ 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
2045-Jul-26 07:25 00:01 Jupiter 1.97887692601689 1.97887539734743 1.97887845467904 1.64923068641607 1.36524649633266 2468187.808711542 1.32084825076325 281.923658352291 70.1297926191505 6.02766697209131 434896.429645976 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 19:20:32 2021-Apr-13 19:20
2057-Nov-11 03:09 00:02 Jupiter 1.9921337322552 1.99213179510279 1.99213566940058 1.85583540931686 1.61051480826016 2472678.631373959 1.75311631494856 187.825244668186 64.319104197222 -22.2327013639381 493842.777941403 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 19:20:32 2021-Apr-13 19:20

Alternate Designations
 2001 SW304 = 1999 FB61 = 1999 FZ61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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