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434287 (2003 YX171)
Classification: Main-belt Asteroid          SPK-ID: 2434287
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2205213683858792 9.676e-08  
a 2.859421164350485 3.9962e-08 au
q 2.228857696396373 2.9322e-07 au
i 17.67770810150828 8.0338e-06 deg
node 88.17190279111495 3.4005e-05 deg
peri 327.8439529096099 3.9378e-05 deg
M 173.2533426675668 2.4361e-05 deg
tp 2458150.547335795769
(2018-Feb-01.04733580)
0.00010834 TDB
period 1766.101331162388
4.84
3.7023e-05
1.014e-07
d
yr
n .2038388135764895 4.2731e-09 deg/d
Q 3.489984632304598 4.8774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      6031 days (16.51 yr)  
   first obs. used      2003-12-18  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60853  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:11:59  

Additional Information
 Earth MOID = 1.26008 au 
 Jupiter MOID = 1.89043 au 
 T_jup = 3.198 
[ 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 16.5   n/a MPO472393  

434287 (2003 YX171)          Discovered 2003-Dec-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

[ 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
1923-Nov-11 19:26 00:06 Jupiter 1.98329826107488 1.98329530156458 1.98330122060277 3.8295972146652 3.71640409132862 2423735.309918251 5.64068507089843 421.401659907349 106.838876111433 -73.238437483843 1605388.31409314 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 10:11:59 2020-Nov-12 10:12
1948-May-20 23:07 00:04 Jupiter 1.89041673615205 1.89041610187833 1.89041737045243 4.24797172008529 4.14115215887054 2432692.463315030 3.8804687887763 608.916125416345 24.6188600368423 88.4041166143502 2089170.45160102 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 10:11:59 2020-Nov-12 10:12
2054-Sep-02 07:00 00:02 Jupiter 1.9154566810391 1.91545580243515 1.91545755964359 4.07708328026368 3.96714004902368 2471512.791569017 2.0855467364992 312.240820347993 45.111714094522 -88.5615926682685 1856095.50631806 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 10:11:59 2020-Nov-12 10:12
2079-Mar-08 01:27 00:04 Jupiter 1.91169221071644 1.91169111726033 1.91169330423949 4.3155642271003 4.21164399400775 2480465.560238753 3.53923587693542 626.831878275907 19.2227125929277 85.5215290184485 2208655.09050038 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 10:11:59 2020-Nov-12 10:12
2185-Jun-20 04:16 00:09 Jupiter 1.87836087787087 1.87836000124014 1.87836175466955 4.21722506055631 4.10890655874556 2519285.677956608 9.3312266202253 1358.23435296741 32.9524303607046 -88.5293484391011 2047183.09313506 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 10:11:59 2020-Nov-12 10:12

Alternate Designations
 2003 YX171 = 2009 AU50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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