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102182 (1999 RN241)
Classification: Main-belt Asteroid          SPK-ID: 2102182
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07283834581952435 6.0968e-08  
a 2.80293468399629 1.9399e-08 au
q 2.598773558173829 1.6514e-07 au
i 5.982761817338491 6.1665e-06 deg
node 185.7498960214967 3.5102e-05 deg
peri 141.1677586835291 4.7719e-05 deg
M 218.3844458466339 3.4792e-05 deg
tp 2459874.758373639541
(2022-Oct-22.25837364)
0.00016849 TDB
period 1714.027925543836
4.69
1.7794e-05
4.872e-08
d
yr
n .2100315838703604 2.1804e-09 deg/d
Q 3.007095809818751 2.0812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      609  
   data-arc span      10606 days (29.04 yr)  
   first obs. used      1992-01-28  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5664  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:45  

Additional Information
 Earth MOID = 1.589 au 
 Jupiter MOID = 2.24199 au 
 T_jup = 3.312 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456978.5 (2014-Nov-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07291072615892293 6.034e-08  
q 2.59833217230263 1.632e-07 au
tp 2456433.601101995784
(2013-May-21.10110200)
0.00015941 TDB
node 185.8541781854475 3.5214e-05 deg
peri 138.6748578552425 4.8199e-05 deg
i 5.97128177977363 6.1606e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      609  
   data-arc span      10606 days (29.04 yr)  
   first obs. used      1992-01-28  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5664  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:45  

Additional Information
 Jupiter MOID = 2.24199 au 
 T_jup = 3.312 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.640915995621506E-15 -9.795898947580183E-15 5.535664179942339E-12 1.193764174482453E-14 1.083697679766688E-12 2.117202480228641E-15
q -9.795898947580183E-15 2.66326328926004E-14 -1.47516609714896E-11 -3.055102021315589E-14 -2.87086139169631E-12 -5.218330982677741E-15
tp 5.535664179942339E-12 -1.47516609714896E-11 2.541104958694251E-8 3.233848620948415E-11 5.250754164059517E-9 -2.98860309289506E-13
node 1.193764174482453E-14 -3.055102021315589E-14 3.233848620948415E-11 1.240002972596671E-9 -1.22638749280547E-9 -3.867587686154579E-11
peri 1.083697679766688E-12 -2.87086139169631E-12 5.250754164059517E-9 -1.22638749280547E-9 2.323188867122829E-9 3.834609932467624E-11
i 2.117202480228641E-15 -5.218330982677741E-15 -2.98860309289506E-13 -3.867587686154579E-11 3.834609932467624E-11 3.795340378005268E-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 15.41   n/a E2021B55  

102182 (1999 RN241)          Discovered 1999-Sep-14 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 RN241 = 2002 EA70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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