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70631 (1999 TY219)
Classification: Main-belt Asteroid          SPK-ID: 2070631
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1891909947626137 3.1146e-08  
a 2.60657055254017 1.1067e-08 au
q 2.11343087678616 8.0659e-08 au
i 12.96797305171706 4.4243e-06 deg
node 350.2261938902732 1.7375e-05 deg
peri 284.3481163514655 2.1169e-05 deg
M 91.82480282084812 1.2815e-05 deg
tp 2458808.433119353763
(2019-Nov-20.93311935)
5.4223e-05 TDB
period 1537.101879848521
4.21
9.7891e-06
2.68e-08
d
yr
n .2342069870056222 1.4916e-09 deg/d
Q 3.09971022829418 1.316e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      8287 days (22.69 yr)  
   first obs. used      1998-04-29  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5003  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:50:52  

Additional Information
 Earth MOID = 1.14003 au 
 Jupiter MOID = 2.22044 au 
 T_jup = 3.351 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457462.5 (2016-Mar-15.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1885929518583046 3.1099e-08  
q 2.116015688006146 8.0533e-08 au
tp 2457271.456597177447
(2015-Sep-05.95659718)
5.3809e-05 TDB
node 350.2795158491975 1.7374e-05 deg
peri 284.5403521562839 2.1212e-05 deg
i 12.96586935349334 4.4244e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      8287 days (22.69 yr)  
   first obs. used      1998-04-29  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5003  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:50:52  

Additional Information
 Jupiter MOID = 2.22044 au 
 T_jup = 3.351 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.671651469693041E-16 -2.488970513470926E-15 -3.790648664049469E-13 4.208607853540052E-15 -9.93136100975035E-14 -8.357244598355685E-16
q -2.488970513470926E-15 6.485504206630091E-15 9.796442805923184E-13 -9.350838341951541E-15 2.572256554807661E-13 2.718207352766078E-15
tp -3.790648664049469E-13 9.796442805923184E-13 2.895431415274766E-9 9.553450518557209E-12 6.726425832493062E-10 6.703374563718028E-12
node 4.208607853540052E-15 -9.350838341951541E-15 9.553450518557209E-12 3.018393701600201E-10 -2.913875455883356E-10 2.282138136149324E-11
peri -9.93136100975035E-14 2.572256554807661E-13 6.726425832493062E-10 -2.913875455883356E-10 4.499436578683663E-10 -2.064601386715738E-11
i -8.357244598355685E-16 2.718207352766078E-15 6.703374563718028E-12 2.282138136149324E-11 -2.064601386715738E-11 1.957543924702056E-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 15.05   n/a MPCxxxxx  
diameter diameter 2.967 km 0.539 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 49.6926 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.127   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70631 (1999 TY219)          Discovered 1999-Oct-01 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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