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(2012 YQ1)
Classification: Apollo [NEO, PHA]          SPK-ID: 3621641
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5640454398097016 0.00026146  
a 1.994313243146683 0.0011471 AU
q .8694299527976999 2.1331e-05 AU
i 5.151948852193138 0.001517 deg
node 120.1709871388751 0.0027634 deg
peri 42.08051963094982 0.0026576 deg
M 232.7557890507516 0.19906 deg
tp 2457364.100120802827
(2015-Dec-07.60012080)
0.88254 JED
period 1028.699400251897
2.82
0.88758
0.00243
d
yr
n .3499564594981265 0.00030195 deg/d
Q 3.119196533495666 0.0017942 AU
  Orbit Determination Parameters
   # obs. used (total)      81  
   data-arc span      32 days  
   first obs. used      2012-12-19  
   last obs. used      2013-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      6  
   fit RMS      .48783  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 16:57:55  

Additional Information
 Earth MOID = .00766486 AU 
 T_jup = 3.627 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.1 mag n/a MPO254826  

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (AU) Minimum Distance (AU) Maximum Distance (AU) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2013-Jan-05 10:47 < 00:01 Earth 0.107119339425603 0.107000210609706 0.107238513188546 15.3389397322555 15.3373180263871 2456297.949097395 0.0286958928405924 6475.07354543334 6.0950561738957 -0.0223986855066958 2001.78655070075 T 14 CATAB v2.0c-linF95 2014-Jun-13 16:57:57 2014-Jun-13 16:57
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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