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78223 (2002 OV8)
Classification: Main-belt Asteroid          SPK-ID: 2078223
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01201170398284279 4.4911e-08  
a 2.721022623911343 1.7987e-08 au
q 2.688338505622302 1.1391e-07 au
i 4.48567099643347 3.7914e-06 deg
node 238.9253776266123 5.3846e-05 deg
peri 254.0232577799934 0.00020517 deg
M 164.5611151831892 0.00020037 deg
tp 2458251.086733407063
(2018-May-12.58673341)
0.00090885 TDB
period 1639.444261623585
4.49
1.6256e-05
4.451e-08
d
yr
n .2195866053070218 2.1774e-09 deg/d
Q 2.753706742200384 1.8204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:41  

Additional Information
 Earth MOID = 1.70542 au 
 Jupiter MOID = 2.23663 au 
 T_jup = 3.354 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457651.5 (2016-Sep-20.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01229214523021805 4.1854e-08  
q 2.685966466131005 1.0652e-07 au
tp 2458211.846527080444
(2018-Apr-03.34652708)
0.00095362 TDB
node 238.9658613209786 5.3767e-05 deg
peri 245.2679142515871 0.00021482 deg
i 4.489379764984764 3.7956e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      8099 days (22.17 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .523  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:41  

Additional Information
 Jupiter MOID = 2.23663 au 
 T_jup = 3.354 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.751736341516235E-15 -4.410390274602325E-15 1.800339205034177E-11 -1.780968620246768E-14 3.898263162944127E-12 1.570321665176448E-15
q -4.410390274602325E-15 1.134549966552964E-14 -3.976189105262018E-11 4.252905291466929E-14 -8.612357102610157E-12 -3.722185512730244E-15
tp 1.800339205034177E-11 -3.976189105262018E-11 9.093974633073502E-7 -3.417451638459175E-10 1.983574703083308E-7 1.501759447119632E-11
node -1.780968620246768E-14 4.252905291466929E-14 -3.417451638459175E-10 2.890866997856869E-9 -2.955952368025279E-9 -2.726094365541848E-11
peri 3.898263162944127E-12 -8.612357102610157E-12 1.983574703083308E-7 -2.955952368025279E-9 4.614807327631892E-8 3.039485350874153E-11
i 1.570321665176448E-15 -3.722185512730244E-15 1.501759447119632E-11 -2.726094365541848E-11 3.039485350874153E-11 1.440687492119163E-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 15.4   n/a MPO257355  
diameter diameter 4.389 km 0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78223 (2002 OV8)          Discovered 2002-Jul-21 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 OV8 = 2001 HH14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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