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JPL Small-Body Database Browser
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347635 (2001 SQ277)
Classification: Mars-crossing Asteroid          SPK-ID: 2347635
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2965567472533717 1.0794e-07  
a 2.360819261291398 9.4919e-09 au
q 1.660702380309713 2.5824e-07 au
i 6.450938389873119 6.4013e-06 deg
node 315.336170620279 5.1507e-05 deg
peri 54.68072640882922 6.0566e-05 deg
M 61.19442155024932 1.7413e-05 deg
tp 2458775.282636710940
(2019-Oct-18.78263671)
6.365e-05 TDB
period 1324.928788116493
3.63
7.9905e-06
2.188e-08
d
yr
n .2717127163579657 1.6387e-09 deg/d
Q 3.060936142273082 1.2307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      6628 days (18.15 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52744  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:02:33  

Additional Information
 Earth MOID = .669856 au 
 Jupiter MOID = 2.4445 au 
 T_jup = 3.482 
[ 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 17.6   n/a MPO397251  

347635 (2001 SQ277)          Discovered 2001-Sep-21 by LONEOS at Anderson Mesa
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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