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97947 (2000 QC123)
Classification: Main-belt Asteroid          SPK-ID: 2097947
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .244859094276985 4.5971e-08  
a 2.343098512142211 7.3416e-09 au
q 1.769369532657318 1.0697e-07 au
i 3.986433501069655 4.3801e-06 deg
node 315.54759564673 6.3006e-05 deg
peri 63.93600042651369 6.3453e-05 deg
M 167.5497085335466 7.685e-06 deg
tp 2458390.787041789317
(2018-Sep-29.28704179)
2.7208e-05 TDB
period 1310.039073639443
3.59
6.1571e-06
1.686e-08
d
yr
n .274800963760476 1.2915e-09 deg/d
Q 2.916827491627104 9.1393e-09 au
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      8103 days (22.18 yr)  
   first obs. used      1998-02-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54546  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:33:28  

Additional Information
 Earth MOID = .775927 au 
 Jupiter MOID = 2.56641 au 
 T_jup = 3.519 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457201.5 (2015-Jun-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2437235847120211 4.5972e-08  
q 1.772468427710288 1.0691e-07 au
tp 2457077.834325189645
(2015-Feb-24.33432519)
2.6833e-05 TDB
node 315.7292058845636 6.2789e-05 deg
peri 63.38036077871143 6.3255e-05 deg
i 3.993258773849079 4.3864e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      780  
   data-arc span      8103 days (22.18 yr)  
   first obs. used      1998-02-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54546  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:33:28  

Additional Information
 Jupiter MOID = 2.56641 au 
 T_jup = 3.519 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.11345577464922E-15 -4.908389132335669E-15 -1.799508663702447E-13 -3.72398956029566E-15 -1.086369704558775E-13 -4.364755743257334E-15
q -4.908389132335669E-15 1.142944968527739E-14 4.231217986658407E-13 9.665361604175835E-15 2.528531340078744E-13 1.026052802839946E-14
tp -1.799508663702447E-13 4.231217986658407E-13 7.200346487694533E-10 -2.790162805050973E-12 2.217752525443115E-10 1.67091616291762E-13
node -3.72398956029566E-15 9.665361604175835E-15 -2.790162805050973E-12 3.942451210485341E-9 -3.933082961550271E-9 7.319041668949667E-11
peri -1.086369704558775E-13 2.528531340078744E-13 2.217752525443115E-10 -3.933082961550271E-9 4.001235674510564E-9 -7.287903241156264E-11
i -4.364755743257334E-15 1.026052802839946E-14 1.67091616291762E-13 7.319041668949667E-11 -7.287903241156264E-11 1.924037518002833E-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 16.0   n/a MPO459458  
diameter diameter 4.460 km 0.440 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97947 (2000 QC123)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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