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JPL Small-Body Database Browser
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35671 (1998 SN165)
Classification: TransNeptunian Object          SPK-ID: 2035671
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03997900475785986 7.122e-06  
a 37.82145604906096 0.0010768 au
q 36.30939187772637 0.00096677 au
i 4.612464730174072 6.1232e-05 deg
node 192.1101962133868 8.5209e-05 deg
peri 265.7466712761631 0.030819 deg
M 290.412415225868 0.030362 deg
tp 2475022.840628195456
(2064-Apr-12.34062820)
6.4643 TDB
period 84958.29601414863
232.60
3.6283
0.009934
d
yr
n .004237373121749605 1.8096e-07 deg/d
Q 39.33352022039556 0.0011199 au
  Orbit Determination Parameters
   # obs. used (total)      248  
   data-arc span      6949 days (19.03 yr)  
   first obs. used      1998-09-15  
   last obs. used      2017-09-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .49525  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Oct-09 15:59:57  

Additional Information
 Earth MOID = 35.3296 au 
 Jupiter MOID = 31.1301 au 
 T_jup = 5.508 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.5   n/a MPO417058  
rotation period rot_per 8.84 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Lacerda, P.; Luu, J. (2006) Astron. J. 131, 2314-2326.]

35671 (1998 SN165)          Discovered 1998-Sep-23 by Gleason, A. at Steward
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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