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393252 (2013 SH52)
Classification: Main-belt Asteroid          SPK-ID: 2393252
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06493237299147822 5.8653e-08  
a 3.082182092501512 5.3193e-08 au
q 2.882048695243549 1.9232e-07 au
i 11.8494586060674 6.6717e-06 deg
node 131.0425418284937 3.7193e-05 deg
peri 322.8984797448489 7.9745e-05 deg
M 20.77417884018064 6.6713e-05 deg
tp 2458886.446863916125
(2020-Feb-06.94686392)
0.00036618 TDB
period 1976.450155073268
5.41
5.1165e-05
1.401e-07
d
yr
n .1821447401928811 4.7152e-09 deg/d
Q 3.282315489759474 5.6647e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      7684 days (21.04 yr)  
   first obs. used      1999-01-16  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:48:54  

Additional Information
 Earth MOID = 1.90806 au 
 Jupiter MOID = 1.83345 au 
 T_jup = 3.192 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457163.5 (2015-May-21.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06424070816349046 5.8565e-08  
q 2.886699071431022 1.9282e-07 au
tp 2456922.956843529375
(2014-Sep-22.45684353)
0.00037269 TDB
node 131.1020848776277 3.7134e-05 deg
peri 325.2075855814391 8.0219e-05 deg
i 11.85556528971382 6.6754e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      7684 days (21.04 yr)  
   first obs. used      1999-01-16  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:48:54  

Additional Information
 Jupiter MOID = 1.83345 au 
 T_jup = 3.192 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.429876572338419E-15 -1.090786517896886E-14 -2.397900333982618E-12 1.135682670578384E-14 -4.537645439248348E-13 -3.22712511646084E-15
q -1.090786517896886E-14 3.717938388049158E-14 4.840397177789968E-12 -2.99783738043153E-14 9.601120158853576E-13 1.383295775764873E-14
tp -2.397900333982618E-12 4.840397177789968E-12 1.388984086228605E-7 -1.334912486759433E-10 2.658567734812423E-8 3.341364051145985E-11
node 1.135682670578384E-14 -2.99783738043153E-14 -1.334912486759433E-10 1.378898230831571E-9 -1.374606323667996E-9 3.489738207642824E-11
peri -4.537645439248348E-13 9.601120158853576E-13 2.658567734812423E-8 -1.374606323667996E-9 6.435075703397253E-9 -2.752172208627091E-11
i -3.22712511646084E-15 1.383295775764873E-14 3.341364051145985E-11 3.489738207642824E-11 -2.752172208627091E-11 4.456094504638381E-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 15.7   n/a MPO455789  

393252 (2013 SH52)          Discovered 1999-Jan-16 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2013 SH52 = 1999 BQ27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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