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JPL Small-Body Database Browser
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48678 (1996 AP12)
Classification: Main-belt Asteroid          SPK-ID: 2048678
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0198605478127274 3.9165e-08  
a 2.46208295162145 1.3306e-08 au
q 2.413184635441871 9.4597e-08 au
i 6.274288025707521 3.8983e-06 deg
node 251.5897954074015 4.5124e-05 deg
peri 230.7487151742302 0.00014302 deg
M 119.1037168618269 0.00013787 deg
tp 2458533.652258426726
(2019-Feb-19.15225843)
0.00053904 TDB
period 1411.082637843723
3.86
1.1439e-05
3.132e-08
d
yr
n .2551232580893465 2.0682e-09 deg/d
Q 2.510981267801029 1.357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      627  
   data-arc span      11705 days (32.05 yr)  
   first obs. used      1988-01-11  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:11:42  

Additional Information
 Earth MOID = 1.43469 au 
 Jupiter MOID = 2.50995 au 
 T_jup = 3.481 
[ show covariance matrix ]

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 15.7   n/a MPO351177  

48678 (1996 AP12)          Discovered 1996-Jan-15 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ 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
2175-Jun-29 17:19 00:04 Iris 0.0492544478565226 0.0492447755862012 0.0492641402110312 4.14754033235386 4.14754030421303 2515642.221316556 3.87411853587931 1645.68900924191 41.6037516668407 73.0134138304915 169299.362643474 T 20 CATAB v2.0f-lin.ifort 2020-Feb-23 09:11:53 2020-Feb-23 09:11
2192-Dec-22 21:56 00:02 Hebe 0.0158265593040208 0.0158182028144025 0.0158350080591749 7.24288040010118 7.24288034586867 2522028.413631300 2.46790973285579 1955.65228753677 30.5303934544355 77.6623215376637 75741.5152435138 T 20 CATAB v2.0f-lin.ifort 2020-Feb-23 09:11:53 2020-Feb-23 09:11

Alternate Designations
 1996 AP12 = 1988 AY = 1998 UW17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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