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49670 (1999 RZ33)
Classification: Inner Main-belt Asteroid          SPK-ID: 2049670
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05816203059503796 5.0399e-08  
a 1.929335462382722 5.5384e-09 au
q 1.817121394191526 9.8156e-08 au
i 22.45890480706765 6.0115e-06 deg
node 187.4295923062712 1.1283e-05 deg
peri 174.5255389568344 4.4259e-05 deg
M 240.6089744454717 4.3346e-05 deg
tp 2459325.122956915833
(2021-Apr-20.62295692)
0.00011788 TDB
period 978.8362563007336
2.68
4.2148e-06
1.154e-08
d
yr
n .3677836795303536 1.5836e-09 deg/d
Q 2.041549530573917 5.8605e-09 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      9990 days (27.35 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:41:18  

Additional Information
 Earth MOID = .816102 au 
 Jupiter MOID = 3.13602 au 
 T_jup = 3.821 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457881.5 (2017-May-08.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05788169608351222 5.0362e-08  
q 1.818010562419929 9.8015e-08 au
tp 2458346.044042805150
(2018-Aug-15.54404281)
0.00011852 TDB
node 187.4431039624524 1.1279e-05 deg
peri 174.4044075529757 4.4478e-05 deg
i 22.46141334618842 6.012e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      9990 days (27.35 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52368  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:41:18  

Additional Information
 Jupiter MOID = 3.13602 au 
 T_jup = 3.821 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.536344382271058E-15 -4.929367496925466E-15 3.658806782312216E-12 2.100386044297727E-14 1.375946048033538E-12 3.511642875579922E-14
q -4.929367496925466E-15 9.606978978963644E-15 -7.059330564466352E-12 -4.041189497509715E-14 -2.66029238056201E-12 -6.74004288812946E-14
tp 3.658806782312216E-12 -7.059330564466352E-12 1.404747642227496E-8 1.663415583205781E-11 5.113013413054916E-9 7.346908093211395E-11
node 2.100386044297727E-14 -4.041189497509715E-14 1.663415583205781E-11 1.272159045211278E-10 -1.106498280010225E-10 4.341427075954815E-11
peri 1.375946048033538E-12 -2.66029238056201E-12 5.113013413054916E-9 -1.106498280010225E-10 1.978264538024443E-9 -1.276914954870918E-11
i 3.511642875579922E-14 -6.74004288812946E-14 7.346908093211395E-11 4.341427075954815E-11 -1.276914954870918E-11 3.614397439926249E-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 16.5   n/a MPO459191  

49670 (1999 RZ33)          Discovered 1999-Sep-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RZ33 = 2001 FZ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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