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234750 Amymainzer (2002 NX69)
Classification: Outer Main-belt Asteroid          SPK-ID: 2234750
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2048200843191301 5.9538e-08  
a 3.206726648802397 3.7154e-08 au
q 2.549924626206288 1.7533e-07 au
i 19.38971120675947 1.0188e-05 deg
node 210.5604328574852 1.4121e-05 deg
peri 113.4788241627702 3.1055e-05 deg
M 33.74496294607649 2.8187e-05 deg
tp 2458803.893535697738
(2019-Nov-16.39353570)
0.00016193 TDB
period 2097.448655134574
5.74
3.6452e-05
9.98e-08
d
yr
n .1716370978229749 2.9829e-09 deg/d
Q 3.863528671398505 4.4764e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      7157 days (19.59 yr)  
   first obs. used      2001-04-13  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 00:05:29  

Additional Information
 Earth MOID = 1.61099 au 
 Jupiter MOID = 1.97049 au 
 T_jup = 3.072 
[ 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 15.4   n/a MPO440210  
diameter diameter 7.533 km 0.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.022   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

234750 Amymainzer           Discovered 2002 July 8 by NEAT at Palomar.
Amy Mainzer (b. 1974) is an American astronomer and member of the Wide-field Infrared Survey Explorer (WISE) team. She was the principal investigator of a project to enhance WISE's ability to find new minor planets. The name was suggested by H. Bill.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100726/MPCPages.arcLast Updated: 2010-07-28

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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
2052-Aug-12 08:13 00:02 Jupiter 1.95231062519234 1.95230963513034 1.95231161525599 5.2273627996561 5.1436960428832 2470761.842096488 1.98815947230478 269.120761076618 44.6460485287006 86.2793196932307 1729473.9679487 T 12 CATAB v2.0f-lin.ifort 2020-Dec-18 00:05:30 2020-Dec-18 00:05
2063-Dec-25 18:42 00:03 Jupiter 1.95877527288943 1.95877386800473 1.95877667778693 4.74911194066191 4.65716814438359 2474914.279509001 2.91090153652784 346.297161002806 44.7501897874328 80.8605088325861 1399821.08311234 T 12 CATAB v2.0f-lin.ifort 2020-Dec-18 00:05:30 2020-Dec-18 00:05

Alternate Designations
 2002 NX69 = 2007 HY85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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