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212903 (2007 WZ38)
Classification: Main-belt Asteroid          SPK-ID: 2212903
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1709405427173936 3.9819e-08  
a 3.162833815900772 2.8099e-08 au
q 2.622177286885769 1.2352e-07 au
i 5.498885574734127 5.9441e-06 deg
node 34.860686920984 5.5049e-05 deg
peri 65.58272763262933 5.8984e-05 deg
M 64.47956934334485 1.9204e-05 deg
tp 2458632.512883065680
(2019-May-29.01288307)
0.00010889 TDB
period 2054.532364987459
5.63
2.7379e-05
7.496e-08
d
yr
n .1752223552838494 2.335e-09 deg/d
Q 3.703490344915775 3.2902e-08 au
  Orbit Determination Parameters
   # obs. used (total)      309  
   data-arc span      8982 days (24.59 yr)  
   first obs. used      1995-09-18  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57783  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:50:46  

Additional Information
 Earth MOID = 1.64501 au 
 Jupiter MOID = 1.50892 au 
 T_jup = 3.174 
[ 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 15.8   n/a MPO418140  

212903 (2007 WZ38)          Discovered 2007-Nov-19 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ 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
1916-May-02 07:37 00:05 Jupiter 1.96895950740339 1.96895674962579 1.96896226518143 4.0471418760078 3.93941386566964 2420985.817356963 5.09873715907171 152.159745082163 55.1637183703932 43.5831934084634 968537.600792069 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
1927-Jan-29 12:09 00:05 Jupiter 1.68509527154404 1.68509340339426 1.68509713969191 2.3942329443867 2.17417576611736 2424910.006496820 4.63884793308074 134.181366915058 16.8861649010767 -85.8116388368207 676326.139192925 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
1937-Nov-02 03:14 00:04 Jupiter 1.55924160618962 1.55924100590687 1.55924220647059 1.39352356728949 0.924907265923172 2428839.634667787 3.83272888192824 432.500873809112 229.701810052254 -25.9049993188737 1069898.10333248 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
1948-Aug-15 09:17 00:03 Jupiter 1.65404215451006 1.6540410895687 1.65404321944879 1.59058262289386 1.22709745346383 2432778.886565786 3.0787923348281 181.903501006355 85.8146785716116 35.0127214391051 1016694.35709158 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
1959-May-30 18:42 00:02 Jupiter 1.91623942153104 1.91623811214876 1.91624073091331 2.63531615399504 2.46187826394986 2436719.279167394 2.4140433453625 88.5894175548884 20.9262615960319 71.3862193556586 1317713.63630798 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2046-Feb-03 10:19 00:01 Jupiter 1.72182284993131 1.72182199956207 1.72182370030015 2.72685857548022 2.54005718194627 2468379.929998651 1.34363492395452 93.5880167112089 21.5011495324006 -85.10313740972 1327438.86620678 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2056-Nov-05 11:47 00:02 Jupiter 1.54958931842037 1.54958873089894 1.54958990594154 1.55790231313948 1.1549189076583 2472307.990982103 1.95651271144983 186.731735961507 164.094645424606 10.1429989766003 1139502.87535863 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2067-Aug-16 16:35 00:03 Jupiter 1.6105655288404 1.61056443345745 1.6105666242227 1.40987152416517 0.967421985728411 2476244.191050902 2.68299252621045 339.479385093414 123.994374013706 39.2997476416725 1431243.01514391 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2078-May-25 12:11 00:03 Jupiter 1.86299742077013 1.86299548967199 1.86299935186636 2.37377608145787 2.17382183187869 2480179.007769415 3.33815711289316 82.9995123977807 21.3810352860117 71.7475959637876 766634.052549315 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2165-Jan-26 19:23 00:07 Jupiter 1.7619103051507 1.76190665165093 1.76191395864766 2.99893646975679 2.83410267221821 2511836.307513813 7.23629591895793 167.137034336576 64.5327690252544 52.5805230690583 582837.041810374 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2175-Oct-28 15:06 00:08 Jupiter 1.54423058229076 1.54422927367193 1.54423189090239 1.76225154847091 1.41722084542934 2515763.129247764 7.65691575441376 312.2852335903 139.530325952849 -14.8755713340801 410526.058792364 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2186-Aug-07 00:47 00:08 Jupiter 1.57140073041322 1.57139824099273 1.57140321995786 1.3350318973529 0.839203438197641 2519698.532897615 8.3801440740013 1101.61800894026 218.754377934353 66.7310262648491 1826196.96759161 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
2197-May-11 09:43 00:09 Jupiter 1.81586769191038 1.81586285265336 1.81587253114686 2.13679807833754 1.90604141563457 2523628.904807436 9.12452198084091 76.4158441640347 9.69570143022128 78.4906955695596 253487.073963982 T 18 CATAB v2.0f-lin.ifort 2020-May-21 08:51:07 2020-May-21 08:51
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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