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180873 (2005 JZ74)
Classification: Main-belt Asteroid          SPK-ID: 2180873
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1249697871781495 4.4016e-08  
a 2.549541993724192 1.388e-08 au
q 2.230926273366725 1.1744e-07 au
i 3.374270131807521 3.5377e-06 deg
node 284.368945190367 8.3134e-05 deg
peri 306.0735773794106 8.4967e-05 deg
M 292.1346483712475 1.949e-05 deg
tp 2459480.809156304628
(2021-Sep-23.30915630)
8.1389e-05 TDB
period 1486.933963323236
4.07
1.2143e-05
3.325e-08
d
yr
n .2421089361597571 1.9771e-09 deg/d
Q 2.868157714081659 1.5615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      7293 days (19.97 yr)  
   first obs. used      2001-04-21  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54036  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:05  

Additional Information
 Earth MOID = 1.22104 au 
 Jupiter MOID = 2.13479 au 
 T_jup = 3.427 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457425.5 (2016-Feb-07.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1258519636230901 4.3877e-08  
q 2.227682001941755 1.1706e-07 au
tp 2457994.669041782378
(2017-Aug-29.16904178)
7.7144e-05 TDB
node 284.446669125228 8.3154e-05 deg
peri 306.2206420649222 8.4981e-05 deg
i 3.374400276563708 3.5384e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      7293 days (19.97 yr)  
   first obs. used      2001-04-21  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54036  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:09:05  

Additional Information
 Jupiter MOID = 2.13479 au 
 T_jup = 3.427 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.925190404838986E-15 -5.11315148236847E-15 -1.708048050647523E-12 5.680758695913777E-15 -3.587531317400297E-13 -2.225223975529941E-15
q -5.11315148236847E-15 1.370414074213632E-14 4.598942289061315E-12 -1.551824967915045E-14 9.558181127863044E-13 6.183502414385208E-15
tp -1.708048050647523E-12 4.598942289061315E-12 5.951139768927477E-9 1.111863544910367E-11 1.382541984819682E-9 3.850308486988364E-12
node 5.680758695913777E-15 -1.551824967915045E-14 1.111863544910367E-11 6.914566480827471E-9 -6.899321468421976E-9 3.906703472290176E-11
peri -3.587531317400297E-13 9.558181127863044E-13 1.382541984819682E-9 -6.899321468421976E-9 7.221715608240491E-9 -3.815595000490162E-11
i -2.225223975529941E-15 6.183502414385208E-15 3.850308486988364E-12 3.906703472290176E-11 -3.815595000490162E-11 1.251995364780106E-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 16.28   n/a MPCxxxxx  

180873 (2005 JZ74)          Discovered 2005-May-08 by Siding Spring Survey at Siding Spring
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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