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46552 (1990 RM1)
Classification: Main-belt Asteroid          SPK-ID: 2046552
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932612926573747 5.3487e-08  
a 2.639502165416891 1.5389e-08 au
q 2.129388564956483 1.4269e-07 au
i 13.16303527427254 7.5025e-06 deg
node 359.6281154786259 2.2458e-05 deg
peri 332.3934028409903 3.0005e-05 deg
M 347.1923669941223 2.2279e-05 deg
tp 2459056.224712270302
(2020-Jul-25.72471227)
9.7187e-05 TDB
period 1566.323489133583
4.29
1.3698e-05
3.75e-08
d
yr
n .2298375798470182 2.01e-09 deg/d
Q 3.149615765877299 1.8363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      794  
   data-arc span      21786 days (59.65 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:41:07  

Additional Information
 Earth MOID = 1.129 au 
 Jupiter MOID = 2.2745 au 
 T_jup = 3.332 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456939.5 (2014-Oct-09.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1932373590850596 5.3684e-08  
q 2.128495775226013 1.4333e-07 au
tp 2457492.658611828747
(2016-Apr-14.15861183)
9.1271e-05 TDB
node 359.6972734752993 2.2448e-05 deg
peri 332.8290736983985 2.9996e-05 deg
i 13.1668981831971 7.5064e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      794  
   data-arc span      21786 days (59.65 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:41:07  

Additional Information
 Jupiter MOID = 2.2745 au 
 T_jup = 3.332 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.881935307617353E-15 -7.667574317046672E-15 2.438927660207945E-12 -5.661721665905329E-15 5.852375302232252E-13 4.682199061638005E-15
q -7.667574317046672E-15 2.054416053979504E-14 -6.026662937598847E-12 1.770203397075067E-14 -1.474548238812867E-12 -9.735639527695522E-15
tp 2.438927660207945E-12 -6.026662937598847E-12 8.330419800330994E-9 -1.628377577952946E-11 1.839250994948321E-9 8.834080588004279E-12
node -5.661721665905329E-15 1.770203397075067E-14 -1.628377577952946E-11 5.039295976258438E-10 -4.93442284832181E-10 7.492418558936565E-11
peri 5.852375302232252E-13 -1.474548238812867E-12 1.839250994948321E-9 -4.93442284832181E-10 8.997886949109264E-10 -7.109551347240833E-11
i 4.682199061638005E-15 -9.735639527695522E-15 8.834080588004279E-12 7.492418558936565E-11 -7.109551347240833E-11 5.634673433287308E-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 14.5   n/a MPO341005  

46552 (1990 RM1)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RM1 = 2002 JE107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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