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JPL Small-Body Database Browser
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49674 (1999 SB5)
Classification: Inner Main-belt Asteroid          SPK-ID: 2049674
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025507237698906 4.4344e-08  
a 1.959698128800625 7.3293e-09 au
q 1.75872966732162 8.7696e-08 au
i 22.99670038952256 5.7889e-06 deg
node 67.018539664804 1.2612e-05 deg
peri 277.4621925555156 3.4901e-05 deg
M 213.1407870052196 3.6861e-05 deg
tp 2459409.271764351141
(2021-Jul-13.77176435)
0.00010349 TDB
period 1002.033390793406
2.74
5.6214e-06
1.539e-08
d
yr
n .3592694647779687 2.0155e-09 deg/d
Q 2.160666590279629 8.0809e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2190  
   data-arc span      15481 days (42.38 yr)  
   first obs. used      1977-09-17  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38267  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:32:33  

Additional Information
 Earth MOID = .874021 au 
 Jupiter MOID = 3.13314 au 
 T_jup = 3.779 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456494.5 (2013-Jul-21.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1021704886810182 4.4346e-08  
q 1.759515060275906 8.7667e-08 au
tp 2456402.284539387660
(2013-Apr-19.78453939)
9.8279e-05 TDB
node 67.06187595722044 1.2609e-05 deg
peri 277.2842684012548 3.5006e-05 deg
i 22.99885467190422 5.7891e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2190  
   data-arc span      15481 days (42.38 yr)  
   first obs. used      1977-09-17  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38267  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:32:33  

Additional Information
 Jupiter MOID = 3.13314 au 
 T_jup = 3.779 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.966599247796912E-15 -3.87683961571323E-15 -6.0140897137323E-13 7.445163435771954E-17 -1.782653153703326E-13 1.329624100433184E-14
q -3.87683961571323E-15 7.685508679669394E-15 1.341540884568129E-12 7.190115730359281E-16 4.020149740427647E-13 -2.594844036963768E-14
tp -6.0140897137323E-13 1.341540884568129E-12 9.658827022981556E-9 3.894406329608166E-11 3.226854256889196E-9 -8.619040570536284E-12
node 7.445163435771954E-17 7.190115730359281E-16 3.894406329608166E-11 1.589955365713057E-10 -1.320030144719968E-10 4.416735412350456E-12
peri -1.782653153703326E-13 4.020149740427647E-13 3.226854256889196E-9 -1.320030144719968E-10 1.225411304128602E-9 -6.73394485189204E-12
i 1.329624100433184E-14 -2.594844036963768E-14 -8.619040570536284E-12 4.416735412350456E-12 -6.73394485189204E-12 3.351367727769327E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO400483  
diameter diameter 2.777 km 0.237 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.56 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2012) Minor Planet Bull. 39, 245-252.]
geometric albedo albedo 0.436   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49674 (1999 SB5)          Discovered 1999-Sep-30 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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