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78532 (2002 RQ104)
Classification: Main-belt Asteroid          SPK-ID: 2078532
[ 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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09173280194151331 4.0134e-08  
a 3.038902037380488 2.0978e-08 au
q 2.760135038665802 1.2077e-07 au
i 11.41683615095577 6.3822e-06 deg
node 21.34426711702408 2.386e-05 deg
peri 67.66239428007415 4.965e-05 deg
M 70.63971456878446 4.0083e-05 deg
tp 2458620.818084151486
(2019-May-17.31808415)		 0.00021567 TDB
period 1934.966619554634
5.30		 2.0037e-05
5.486e-08		 d
yr
n .1860497211486058 1.9265e-09 deg/d
Q 3.317669036095173 2.2903e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1005  
   data-arc span      7731 days (21.17 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51047  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:30  

Additional Information
 Earth MOID = 1.80055 au 
 Jupiter MOID = 1.9336 au 
 T_jup = 3.204 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457115.5 (2015-Apr-03.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09229061452831992 3.9925e-08  
q 2.758842241456232 1.2043e-07 au
tp 2456690.978496509302
(2014-Feb-02.47849651)		 0.0002166 TDB
node 21.36539633290553 2.3863e-05 deg
peri 68.61947162036201 4.9414e-05 deg
i 11.41637912623447 6.3816e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1005  
   data-arc span      7731 days (21.17 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51047  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:30  

Additional Information
 Jupiter MOID = 1.9336 au 
 T_jup = 3.204 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.593972786285922E-15 -4.74889584245668E-15 -1.346582699922921E-12 7.2010152801362E-15 -3.078091701546313E-13 -2.140600128209129E-15
q -4.74889584245668E-15 1.450394725218956E-14 3.328456902107793E-12 -2.026180328812943E-14 7.952053161529321E-13 7.116178083018913E-15
tp -1.346582699922921E-12 3.328456902107793E-12 4.691547235246243E-8 -1.15193595164492E-10 9.393616878587791E-9 -1.175816989653631E-11
node 7.2010152801362E-15 -2.026180328812943E-14 -1.15193595164492E-10 5.694578764359541E-10 -5.803416931672994E-10 -4.29085929401129E-11
peri -3.078091701546313E-13 7.952053161529321E-13 9.393616878587791E-9 -5.803416931672994E-10 2.441774197968925E-9 3.984538104820611E-11
i -2.140600128209129E-15 7.116178083018913E-15 -1.175816989653631E-11 -4.29085929401129E-11 3.984538104820611E-11 4.072516022970739E-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 14.3   n/a MPO493424  
diameter diameter 6.397 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.119   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78532 (2002 RQ104)          Discovered 2002-Sep-05 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 RQ104 = 1999 FO53 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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