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160572 (1999 CM46)
Classification: Main-belt Asteroid          SPK-ID: 2160572
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573364546479143 4.2866e-08  
a 3.009589252886736 1.9042e-08 au
q 2.536071149891071 1.3086e-07 au
i 11.23184125440387 4.3637e-06 deg
node 141.8710913222503 2.4116e-05 deg
peri 272.3196776699035 2.8241e-05 deg
M 105.9099245146917 1.3723e-05 deg
tp 2458439.460517049894
(2018-Nov-16.96051705)
7.178e-05 TDB
period 1907.03765286907
5.22
1.8099e-05
4.955e-08
d
yr
n .188774458363941 1.7916e-09 deg/d
Q 3.4831073558824 2.2038e-08 au
  Orbit Determination Parameters
   # obs. used (total)      819  
   data-arc span      7791 days (21.33 yr)  
   first obs. used      1999-01-20  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:26:26  

Additional Information
 Earth MOID = 1.57821 au 
 Jupiter MOID = 1.98172 au 
 T_jup = 3.202 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457255.5 (2015-Aug-21.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1569512273496146 4.2844e-08  
q 2.537298716959234 1.3077e-07 au
tp 2456534.801570751066
(2013-Aug-30.30157075)
7.1932e-05 TDB
node 141.8891518093525 2.4115e-05 deg
peri 272.7839150704652 2.826e-05 deg
i 11.23150561642634 4.3637e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      819  
   data-arc span      7791 days (21.33 yr)  
   first obs. used      1999-01-20  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51561  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:26:26  

Additional Information
 Jupiter MOID = 1.98172 au 
 T_jup = 3.202 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.835566902847801E-15 -5.560604360030552E-15 -3.753278743128571E-14 -5.097629031808617E-15 -3.915943773562939E-14 -7.247016166350772E-15
q -5.560604360030552E-15 1.710012315330077E-14 -4.389359340110545E-14 1.56563560021355E-14 1.070566011029904E-13 2.257251165523023E-14
tp -3.753278743128571E-14 -4.389359340110545E-14 5.174182768561142E-9 1.650339627818931E-12 1.082735062444907E-9 -2.008813844025629E-12
node -5.097629031808617E-15 1.56563560021355E-14 1.650339627818931E-12 5.815117674201388E-10 -5.69651848876438E-10 -5.76395865890168E-12
peri -3.915943773562939E-14 1.070566011029904E-13 1.082735062444907E-9 -5.69651848876438E-10 7.98611901709906E-10 5.450425254266145E-12
i -7.247016166350772E-15 2.257251165523023E-14 -2.008813844025629E-12 -5.76395865890168E-12 5.450425254266145E-12 1.904199464959787E-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 14.7   n/a MPO291358  
diameter diameter 4.500 km 0.750 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 107.89 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.138   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160572 (1999 CM46)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 1999 CM46 = 2002 TD165 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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