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160550 (1998 QM36)
Classification: Main-belt Asteroid          SPK-ID: 2160550
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3017910156491873 3.1836e-08  
a 2.690223503129389 9.7503e-09 au
q 1.878338219796656 8.8559e-08 au
i 2.798333167577552 3.4892e-06 deg
node 259.908326824485 9.2037e-05 deg
peri 148.6062452909759 9.2417e-05 deg
M 296.6131465902687 7.4459e-06 deg
tp 2459284.277307288416
(2021-Mar-10.77730729)
3.3834e-05 TDB
period 1611.687994093518
4.41
8.7619e-06
2.399e-08
d
yr
n .223368295426485 1.2143e-09 deg/d
Q 3.502108786462123 1.2693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      8100 days (22.18 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:26:38  

Additional Information
 Earth MOID = .889282 au 
 Jupiter MOID = 1.90312 au 
 T_jup = 3.304 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457554.5 (2016-Jun-15.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3058860352411151 3.2202e-08  
q 1.86464747259651 8.9909e-08 au
tp 2457669.862553274742
(2016-Oct-08.36255327)
2.9635e-05 TDB
node 260.0626450837191 9.2411e-05 deg
peri 147.921457378013 9.2751e-05 deg
i 2.793013744480688 3.4835e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      8100 days (22.18 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50436  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:26:38  

Additional Information
 Jupiter MOID = 1.90312 au 
 T_jup = 3.304 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.036938707845267E-15 -2.888636338676034E-15 -1.347846920986745E-13 1.186785198752907E-14 -1.03329492775074E-14 -1.011714423357494E-15
q -2.888636338676034E-15 8.083710648105995E-15 3.951076772392862E-13 -3.17454971499654E-14 3.258404928754047E-14 3.040265065232302E-15
tp -1.347846920986745E-13 3.951076772392862E-13 8.782375023660749E-10 -2.820980934015646E-12 2.553795966481551E-10 1.829205161605274E-12
node 1.186785198752907E-14 -3.17454971499654E-14 -2.820980934015646E-12 8.539755840016731E-9 -8.530039821481064E-9 4.90558235257742E-11
peri -1.03329492775074E-14 3.258404928754047E-14 2.553795966481551E-10 -8.530039821481064E-9 8.602691317952061E-9 -4.852988507774717E-11
i -1.011714423357494E-15 3.040265065232302E-15 1.829205161605274E-12 4.90558235257742E-11 -4.852988507774717E-11 1.21350985557387E-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 MPO475384  
diameter diameter 5.503 km 0.960 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.044   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

160550 (1998 QM36)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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