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101167 (1998 SW2)
Classification: Main-belt Asteroid          SPK-ID: 2101167
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1695365063699007 1.0513e-07  
a 2.305341567558855 1.0455e-08 au
q 1.914502012205617 2.44e-07 au
i 24.32701043294835 4.9352e-06 deg
node 297.9351337291054 1.4587e-05 deg
peri 64.80440643341174 2.2736e-05 deg
M 182.8710600880709 1.3555e-05 deg
tp 2460025.554641576163
(2023-Mar-22.05464158)
4.9115e-05 TDB
period 1278.501813876475
3.50
8.6975e-06
2.381e-08
d
yr
n .2815795770429638 1.9156e-09 deg/d
Q 2.696181122912094 1.2228e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1528  
   data-arc span      8296 days (22.71 yr)  
   first obs. used      1998-08-25  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .35625  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:57:29  

Additional Information
 Earth MOID = .996841 au 
 Jupiter MOID = 2.82945 au 
 T_jup = 3.453 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.20   n/a MPCxxxxx  
diameter diameter 2.841 km 0.803 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.263   0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101167 (1998 SW2)          Discovered 1998-Sep-19 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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