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48362 (2184 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2048362
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2168668416448918 3.8369e-08  
a 2.365796600866802 8.5163e-09 au
q 1.852733764062598 9.3089e-08 au
i 2.597107553659086 5.5315e-06 deg
node 31.68532446435787 9.1604e-05 deg
peri 284.3456080888148 9.2514e-05 deg
M 332.0528905185058 1.2007e-05 deg
tp 2459103.680808735496
(2020-Sep-11.18080874)
4.4417e-05 TDB
period 1329.121037342882
3.64
7.1767e-06
1.965e-08
d
yr
n .270855693263042 1.4625e-09 deg/d
Q 2.878859437671005 1.0363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      17073 days (46.74 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52005  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:48:28  

Additional Information
 Earth MOID = .841332 au 
 Jupiter MOID = 2.42313 au 
 T_jup = 3.515 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456619.5 (2013-Nov-23.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2165870767682936 3.8379e-08  
q 1.852703937413914 9.3e-08 au
tp 2456443.714589101367
(2013-May-31.21458910)
4.4308e-05 TDB
node 31.82703153896691 9.1685e-05 deg
peri 283.763548583736 9.2591e-05 deg
i 2.597011823247656 5.528e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      17073 days (46.74 yr)  
   first obs. used      1973-09-19  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52005  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:48:28  

Additional Information
 Jupiter MOID = 2.42313 au 
 T_jup = 3.515 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.472919919028224E-15 -3.560897119553663E-15 2.689618131477919E-13 -6.154254519529343E-15 5.752571684535593E-14 -1.08187376245039E-15
q -3.560897119553663E-15 8.648953717530964E-15 -6.745768174709725E-13 1.534449968694931E-14 -1.452453380505358E-13 2.703656523527958E-15
tp 2.689618131477919E-13 -6.745768174709725E-13 1.963197814649779E-9 -6.114507959356314E-12 5.827104317717819E-10 -1.049123895153742E-12
node -6.154254519529343E-15 1.534449968694931E-14 -6.114507959356314E-12 8.406222534418511E-9 -8.398922082920503E-9 2.463531477290893E-11
peri 5.752571684535593E-14 -1.452453380505358E-13 5.827104317717819E-10 -8.398922082920503E-9 8.573105736829364E-9 -2.488780664819266E-11
i -1.08187376245039E-15 2.703656523527958E-15 -1.049123895153742E-12 2.463531477290893E-11 -2.488780664819266E-11 3.055931119114692E-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 16.3   n/a MPO272863  
rotation period rot_per 2.102 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

48362 (2184 T-2)          Discovered 1973-Sep-29 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2184 T-2 = 1995 SL53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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