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19745 (2000 AP199)
Classification: Main-belt Asteroid          SPK-ID: 2019745
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1435976387184606 3.404e-08  
a 2.57203323810161 1.0593e-08 au
q 2.202695338404823 8.5494e-08 au
i 14.9104446609655 3.9326e-06 deg
node 101.0358123647321 1.6122e-05 deg
peri 167.5182286199625 2.2758e-05 deg
M 158.3927837853541 1.7824e-05 deg
tp 2458537.602802869322
(2019-Feb-23.10280287)
7.289e-05 TDB
period 1506.653177397533
4.12
9.3076e-06
2.548e-08
d
yr
n .2389401923419655 1.4761e-09 deg/d
Q 2.941371137798397 1.2114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1845  
   data-arc span      9721 days (26.61 yr)  
   first obs. used      1994-07-08  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:05:53  

Additional Information
 Earth MOID = 1.18662 au 
 Jupiter MOID = 2.18629 au 
 T_jup = 3.368 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457450.5 (2016-Mar-03.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .143727646417241 3.3977e-08  
q 2.2024387599418 8.5383e-08 au
tp 2457032.518785903031
(2015-Jan-10.01878590)
6.9887e-05 TDB
node 101.0611542663103 1.6136e-05 deg
peri 167.8012850219047 2.2778e-05 deg
i 14.90381199665153 3.9307e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1845  
   data-arc span      9721 days (26.61 yr)  
   first obs. used      1994-07-08  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:05:53  

Additional Information
 Jupiter MOID = 2.18629 au 
 T_jup = 3.368 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.154441741520788E-15 -2.885849733225263E-15 4.798268879243898E-13 2.976925122563142E-15 9.758384673441282E-14 -7.023016120024264E-16
q -2.885849733225263E-15 7.29022806161051E-15 -1.067976782099829E-12 -7.190216577926838E-15 -2.104774199941446E-13 1.93947709065988E-15
tp 4.798268879243898E-13 -1.067976782099829E-12 4.884258521721495E-9 1.770140969625075E-11 1.142634293185007E-9 4.183292675422235E-15
node 2.976925122563142E-15 -7.190216577926838E-15 1.770140969625075E-11 2.603774803660343E-10 -2.473208645616577E-10 8.494554746059341E-12
peri 9.758384673441282E-14 -2.104774199941446E-13 1.142634293185007E-9 -2.473208645616577E-10 5.188261173850289E-10 -8.22391085950946E-12
i -7.023016120024264E-16 1.93947709065988E-15 4.183292675422235E-15 8.494554746059341E-12 -8.22391085950946E-12 1.545032641073262E-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 13.92   n/a MPCxxxxx  
diameter diameter 4.615 km 0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19745 (2000 AP199)          Discovered 2000-Jan-09 by LINEAR at Socorro
Reference: 20001211/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
2174-Feb-24 14:59 < 00:01 Inter 0.0141269288938771 0.0141001210939778 0.0141537370499935 9.9168581854441 9.91685808094878 2515152.124035855 0.991104512274157 1341.29448842986 36.531525192531 -4.78739267896548 5072.15402738739 T 39 CATAB v2.0f-lin.ifort 2021-Apr-13 03:06:03 2021-Apr-13 03:06

Alternate Designations
 2000 AP199 = 1994 NC9 = 1998 MB25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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