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35624 (1998 KR7)
Classification: Main-belt Asteroid          SPK-ID: 2035624
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1320666417302847 4.2199e-08  
a 2.797260728771649 1.5392e-08 au
q 2.427835898278769 1.2386e-07 au
i 15.38324627106444 4.4394e-06 deg
node 79.22119916038564 1.4227e-05 deg
peri 82.6669326610143 2.394e-05 deg
M 316.9600609676654 1.806e-05 deg
tp 2459204.799355197256
(2020-Dec-21.29935520)
8.6149e-05 TDB
period 1708.82602356286
4.68
1.4104e-05
3.861e-08
d
yr
n .210670948964956 1.7388e-09 deg/d
Q 3.16668555926453 1.7425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1371  
   data-arc span      10282 days (28.15 yr)  
   first obs. used      1991-12-07  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:53:37  

Additional Information
 Earth MOID = 1.49435 au 
 Jupiter MOID = 2.04854 au 
 T_jup = 3.262 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457178.5 (2015-Jun-05.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325652770732343 4.2466e-08  
q 2.425182938260404 1.2467e-07 au
tp 2457499.246046031530
(2016-Apr-20.74604603)
8.2768e-05 TDB
node 79.27938610308664 1.4233e-05 deg
peri 83.22765884537016 2.3778e-05 deg
i 15.38269027079068 4.4387e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1371  
   data-arc span      10282 days (28.15 yr)  
   first obs. used      1991-12-07  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:53:37  

Additional Information
 Jupiter MOID = 2.04854 au 
 T_jup = 3.262 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.803328922854139E-15 -5.268448875595414E-15 8.480684832884062E-13 1.317133861670789E-14 2.777596033083385E-13 -8.736257721085855E-15
q -5.268448875595414E-15 1.554152461779904E-14 -2.273244661327788E-12 -3.993728693314086E-14 -7.720368232835674E-13 2.697736703757203E-14
tp 8.480684832884062E-13 -2.273244661327788E-12 6.850485852841564E-9 -3.025180563731132E-12 1.58245491826077E-9 5.832713746603349E-12
node 1.317133861670789E-14 -3.993728693314086E-14 -3.025180563731132E-12 2.025798890786047E-10 -1.947995259438427E-10 -1.432505283023586E-11
peri 2.777596033083385E-13 -7.720368232835674E-13 1.58245491826077E-9 -1.947995259438427E-10 5.654149478560568E-10 1.454308712441922E-11
i -8.736257721085855E-15 2.697736703757203E-14 5.832713746603349E-12 -1.432505283023586E-11 1.454308712441922E-11 1.970174721531309E-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 13.9   n/a MPO381535  

35624 (1998 KR7)          Discovered 1998-May-23 by LONEOS at Anderson Mesa
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KR7 = 2000 SQ221 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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