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52674 (1998 DZ8)
Classification: Main-belt Asteroid          SPK-ID: 2052674
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1004489464206795 4.0739e-08  
a 3.10113367311171 2.2746e-08 au
q 2.789628062937947 1.2688e-07 au
i 5.809722848433355 4.3218e-06 deg
node 137.3166772090439 4.914e-05 deg
peri 105.6138484584437 5.4478e-05 deg
M 312.6908531433341 2.3811e-05 deg
tp 2459262.633045072138
(2021-Feb-17.13304507)
0.00013249 TDB
period 1994.707207717762
5.46
2.1946e-05
6.008e-08
d
yr
n .1804776152645946 1.9857e-09 deg/d
Q 3.412639283285473 2.5031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      723  
   data-arc span      9811 days (26.86 yr)  
   first obs. used      1993-03-25  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58646  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:32:45  

Additional Information
 Earth MOID = 1.78397 au 
 Jupiter MOID = 1.6305 au 
 T_jup = 3.206 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456931.5 (2014-Oct-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09997695877849277 4.0984e-08  
q 2.791855618934644 1.2751e-07 au
tp 2457261.553409421291
(2015-Aug-27.05340942)
0.00012969 TDB
node 137.3407668623097 4.9146e-05 deg
peri 104.672616297808 5.447e-05 deg
i 5.808761619072768 4.3211e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      723  
   data-arc span      9811 days (26.86 yr)  
   first obs. used      1993-03-25  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58646  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:32:45  

Additional Information
 Jupiter MOID = 1.6305 au 
 T_jup = 3.206 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.679711061280561E-15 -5.158964676758816E-15 -1.663520422839094E-12 1.159515256600724E-15 -2.977835469437672E-13 1.378475717030072E-16
q -5.158964676758816E-15 1.625986780577519E-14 5.289739196638535E-12 -2.64183547903077E-16 9.241253377651412E-13 -4.999463566351701E-16
tp -1.663520422839094E-12 5.289739196638535E-12 1.681937797720011E-8 -1.268017956261895E-11 3.08676276706467E-9 -6.233290883825066E-13
node 1.159515256600724E-15 -2.64183547903077E-16 -1.268017956261895E-11 2.415297355536064E-9 -2.40466521550631E-9 5.738137549367354E-11
peri -2.977835469437672E-13 9.241253377651412E-13 3.08676276706467E-9 -2.40466521550631E-9 2.966965160421905E-9 -5.719627426744958E-11
i 1.378475717030072E-16 -4.999463566351701E-16 -6.233290883825066E-13 5.738137549367354E-11 -5.719627426744958E-11 1.867161922332703E-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 14.4   n/a MPO426285  
diameter diameter 7.313 km 0.240 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52674 (1998 DZ8)          Discovered 1998-Feb-23 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 DZ8 = 2000 QV231 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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