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152120 (2004 RL276)
Classification: Main-belt Asteroid          SPK-ID: 2152120
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1484538004443269 4.6149e-08  
a 2.567885059026011 1.8274e-08 au
q 2.186672762909395 1.1969e-07 au
i 2.286244944506536 5.769e-06 deg
node 327.0111973556876 0.00012599 deg
peri 280.0978629006592 0.00012784 deg
M 58.59935324847738 2.5035e-05 deg
tp 2458955.846113341400
(2020-Apr-16.34611334)
0.00010351 TDB
period 1503.009748650843
4.12
1.6044e-05
4.393e-08
d
yr
n .2395194045302429 2.5568e-09 deg/d
Q 2.949097355142626 2.0987e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      10129 days (27.73 yr)  
   first obs. used      1992-10-03  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54787  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:25:47  

Additional Information
 Earth MOID = 1.17293 au 
 Jupiter MOID = 2.0845 au 
 T_jup = 3.415 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457050.5 (2015-Jan-28.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478733555064827 4.6274e-08  
q 2.188815535344732 1.1969e-07 au
tp 2457451.640542672470
(2016-Mar-04.14054267)
9.87e-05 TDB
node 327.0680324642906 0.00012601 deg
peri 279.6566035559314 0.00012786 deg
i 2.286500493833393 5.767e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      10129 days (27.73 yr)  
   first obs. used      1992-10-03  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54787  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:25:47  

Additional Information
 Jupiter MOID = 2.0845 au 
 T_jup = 3.415 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.141310678906267E-15 -5.492446498856289E-15 7.45987874139197E-13 -1.049395445860443E-14 2.154275853717121E-13 1.024813174830906E-15
q -5.492446498856289E-15 1.432688107000003E-14 -1.528857883729276E-12 2.764036925682752E-14 -4.851459938435484E-13 -2.67803526482852E-15
tp 7.45987874139197E-13 -1.528857883729276E-12 9.741785995133038E-9 -1.28583691237478E-11 2.162654645867822E-9 -1.258681178147315E-12
node -1.049395445860443E-14 2.764036925682752E-14 -1.28583691237478E-11 1.587854042698773E-8 -1.586833968453953E-8 -1.052869839178059E-10
peri 2.154275853717121E-13 -4.851459938435484E-13 2.162654645867822E-9 -1.586833968453953E-8 1.634905101751579E-8 1.049399088625279E-10
i 1.024813174830906E-15 -2.67803526482852E-15 -1.258681178147315E-12 -1.052869839178059E-10 1.049399088625279E-10 3.325809420816632E-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 16.61   n/a MPCxxxxx  

152120 (2004 RL276)          Discovered 2004-Sep-13 by Spacewatch at Kitt Peak
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

Alternate Designations
 2004 RL276 = 2005 YZ222 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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