The following information shows the result of the orbit fit based on Gary Bernstein's method. Most of the information should be self-explanatory. Take special note that while the original Bernstein software works with barycentric coordinates, we convert these results into a heliocentric coordinate system.
# Object: 385437
# Created Sun Nov 24 02:07:00 2024
# Orbit generated by ELGB
# -->Covariance matrix from a Bernstein fit
# Fitting 109 observations of 109
# Arc: 19.37y
# First observation: 2002/02/15
# Last observation: 2021/06/30
# Chi-squared of fit: 84.39 DOF: 212 RMS: 0.16
# Min/Max residuals: -0.53 0.51
# Exact a, adot, b, bdot, g, gdot:
1.527804E-05 2.541980E-02 2.002154E-07 -4.092181E-05 2.484439E-02 7.804975E-04
# Covariance matrix:
0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00
0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00
0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00
0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00
0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00
0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00 0.0000E+00
# lat0 lon0 xBary yBary zBary JD0
1.111603 -148.744113 0.889545 0.008180 -0.424597 2452320.863103
# Heliocentric elements and errors
Epoch: 2452320.5000 = 2002/02/15
Mean Anomaly: 7.80839 +/- 0.000
Argument of Peri: 84.30259 +/- 0.000
Long of Asc Node: 116.54172 +/- 0.000
Inclination: 1.10183 +/- 0.000
Eccentricity: 0.07797461 +/- 0.0000
Semi-Major Axis: 44.08077293 +/- 0.0000
Time of Perihelion: 2450001.8713 +/- 0.0
Perihelion: 40.64359185 +/- 0.0000
Aphelion: 47.51795400 +/- 0.0000
Period (y) 292.6726 +/- 0.00
# Ecliptic coordinates at JD0 (AU and AU/d)
Ecliptic X -35.22515153 +/- 0.0000
Ecliptic Y -20.33537501 +/- 0.0000
Ecliptic Z 0.78085110 +/- 0.0000
Ecliptic XDOT 0.00137139 +/- 0.0000
Ecliptic YDOT -0.00244013 +/- 0.0000
Ecliptic ZDOT -0.00000263 +/- 0.0000
# Distances at JD0 (AU)
Heliocenter to KBO 40.68105085 +/- 0.0000
Geocenter to KBO 40.25053742 +/- 0.0000
# Hcoef: 5.76
The following table shows the complete astrometric record for 385437. The first three columns show the date of observation. The next six columns are RA and DEC. The next column (when provided) is the observed magnitude and filter. The next column is the object name (385437) followed by the observatory code and reference code for the source of the astrometry.
2002 02 15.36236 13 58 01.32 -10 52 06.1 23.3 385437 807 C~0y5G 2002 02 15.37862 13 58 01.29 -10 52 05.9 23.3 385437 807 C~0y5G 2003 03 03.30819 14 03 04.21 -11 19 06.2 22.9 385437 807 C~0y5G 2003 03 03.31632 14 03 04.17 -11 19 05.8 22.9 385437 807 C~0y5G 2003 03 03.34071 14 03 04.11 -11 19 05.5 22.9 385437 807 C~0y5G 2003 03 03.35304 14 03 04.07 -11 19 05.0 21.3z 385437 807 C~0y5G 2003 03 03.36117 14 03 04.05 -11 19 04.9 21.3z 385437 807 C~0y5G 2003 03 03.38556 14 03 03.98 -11 19 04.7 21.3z 385437 807 C~0y5G 2003 04 01.24897 14 01 20.37 -11 09 17.5 21.9R 385437 807 Ck0094 2003 04 01.28379 14 01 20.22 -11 09 16.9 21.4R 385437 807 Ck0094 2003 04 03.20272 14 01 11.81 -11 08 30.5 385437 807 Ck0094 2003 04 03.22711 14 01 11.71 -11 08 30.0 385437 807 Ck0094 2003 04 06.21869 14 00 58.35 -11 07 16.1 21.2R 385437 807 Ck0094 2003 04 06.26512 14 00 58.14 -11 07 15.0 21.5R 385437 807 Ck0094 2005 04 10.37626 14 11 57.53 -12 05 48.4 21.6R 385437 695 Cn3103 2005 04 11.34426 14 11 53.09 -12 05 24.8 385437 695 Cn3103 2005 04 11.42636 14 11 52.71 -12 05 22.7 385437 695 Cn3103 2005 05 09.19201 14 09 41.92 -11 54 01.7 20.6R 385437 807 Cn5342 2005 05 10.18664 14 09 37.36 -11 53 38.2 385437 807 Cn5342 2005 05 10.27154 14 09 36.98 -11 53 36.1 385437 807 Cn5342 2007 05 08.17314 14 21 13.32 -12 53 41.1 21.9R 385437 304 Cu8874 2007 05 08.27613 14 21 12.83 -12 53 38.5 385437 304 Cu8874 2009 04 01.14181 14 35 29.63 -14 04 16.9 22.0R 385437 950 C~08wr 2009 04 01.14924 14 35 29.63 -14 04 17.4 22.3V 385437 950 C~08wr 2009 04 01.17090 14 35 29.54 -14 04 16.8 21.5R 385437 950 C~08wr 2011 06 25.13581 14 40 56.843 -14 31 15.30 385437 309 C~0Wz9 2011 06 25.13720 14 40 56.841 -14 31 15.26 385437 309 C~0Wz9 2011 06 25.13860 14 40 56.828 -14 31 15.24 385437 309 C~0Wz9 2011 06 25.14037 14 40 56.823 -14 31 15.20 385437 309 C~0Wz9 2011 06 25.14168 14 40 56.832 -14 31 15.21 385437 309 C~0Wz9 2011 06 25.14300 14 40 56.807 -14 31 15.22 385437 309 C~0Wz9 2011 06 25.14551 14 40 56.804 -14 31 15.19 385437 309 C~0Wz9 2011 06 25.14819 14 40 56.805 -14 31 15.09 385437 309 C~0Wz9 2011 06 25.15090 14 40 56.783 -14 31 15.08 385437 309 C~0Wz9 2011 06 25.15360 14 40 56.790 -14 31 15.06 385437 309 C~0Wz9 2011 06 25.15601 14 40 56.788 -14 31 15.06 385437 309 C~0Wz9 2011 06 25.15742 14 40 56.784 -14 31 15.06 385437 309 C~0Wz9 2011 06 25.15882 14 40 56.774 -14 31 15.03 385437 309 C~0Wz9 2011 06 25.16124 14 40 56.771 -14 31 14.79 385437 309 C~0Wz9 2011 06 25.16394 14 40 56.768 -14 31 14.81 385437 309 C~0Wz9 2011 06 25.16664 14 40 56.756 -14 31 14.78 385437 309 C~0Wz9 2011 06 25.16934 14 40 56.748 -14 31 14.73 385437 309 C~0Wz9 2011 06 25.17204 14 40 56.747 -14 31 14.77 385437 309 C~0Wz9 2012 04 27.43837 14 50 46.461 -15 15 36.56 22.0w 385437 F51 C~1vzW 2012 04 27.45334 14 50 46.395 -15 15 36.07 21.9w 385437 F51 C~1vzW 2012 04 27.46832 14 50 46.312 -15 15 35.94 21.8w 385437 F51 C~1vzW 2012 04 27.48337 14 50 46.238 -15 15 35.58 22.1w 385437 F51 C~1vzW 2013 05 09.41294 14 55 36.788 -15 37 20.53 21.9w 385437 F51 C~1vzW 2013 05 09.42690 14 55 36.714 -15 37 20.38 21.8w 385437 F51 C~1vzW 2013 05 09.44087 14 55 36.648 -15 37 20.10 22.0w 385437 F51 C~1vzW 2013 05 09.45483 14 55 36.570 -15 37 19.83 21.9w 385437 F51 C~1vzW 2013 06 05.97737 14 53 29.86 -15 28 24.0 21.8R 385437 304 C~0snh 2013 06 06.09478 14 53 29.37 -15 28 22.0 385437 304 C~0snh 2013 06 06.25682 14 53 28.69 -15 28 19.3 385437 304 C~0snh 2013 06 06.96921 14 53 25.80 -15 28 07.2 385437 304 C~0snh 2013 06 07.02622 14 53 25.57 -15 28 06.2 385437 304 C~0sni 2013 06 07.20954 14 53 24.81 -15 28 03.2 385437 304 C~0sni 2013 06 08.96178 14 53 17.80 -15 27 34.5 385437 304 C~0sni 2013 06 09.04860 14 53 17.45 -15 27 32.8 385437 304 C~0sni 2013 06 09.18899 14 53 16.89 -15 27 30.6 385437 304 C~0sni 2014 02 28.54592 15 05 36.795 -16 21 01.39 22.2w 385437 F51 C~1vzW 2014 02 28.55786 15 05 36.784 -16 21 01.41 22.0w 385437 F51 C~1vzW 2014 02 28.56981 15 05 36.785 -16 21 01.12 22.4w 385437 F51 C~1vzW 2014 02 28.58174 15 05 36.736 -16 21 01.18 22.5w 385437 F51 C~1vzW 2014 05 04.44444 15 01 50.931 -16 04 29.28 21.9w 385437 F51 C~1vzW 2014 05 04.45639 15 01 50.872 -16 04 29.02 21.9w 385437 F51 C~1vzW 2014 05 04.46832 15 01 50.832 -16 04 29.10 22.2w 385437 F51 C~1vzW 2014 05 04.48025 15 01 50.750 -16 04 28.45 21.8w 385437 F51 C~1vzW 2014 06 03.40768 14 59 28.938 -15 54 43.03 22.1w 385437 F51 C~1vzW 2014 06 03.42040 14 59 28.889 -15 54 42.85 22.4w 385437 F51 C~1vzW 2014 06 03.43310 14 59 28.831 -15 54 42.43 22.2w 385437 F51 C~1vzW 2014 06 03.44578 14 59 28.773 -15 54 42.12 22.3w 385437 F51 C~1vzW 2014 06 21.34265 14 58 19.774 -15 50 06.66 22.1w 385437 F51 C~1vzW 2014 06 21.35530 14 58 19.715 -15 50 06.85 22.1w 385437 F51 C~1vzW 2014 06 21.36791 14 58 19.681 -15 50 06.72 22.2w 385437 F51 C~1vzW 2014 06 21.38053 14 58 19.640 -15 50 06.73 22.1w 385437 F51 C~1vzW 2014 06 30.27883 14 57 53.010 -15 48 24.39 22.2w 385437 F51 C~1vzW 2014 06 30.29070 14 57 52.970 -15 48 24.26 22.2w 385437 F51 C~1vzW 2014 06 30.30258 14 57 52.950 -15 48 24.18 22.1w 385437 F51 C~1vzW 2014 06 30.31447 14 57 52.900 -15 48 24.19 22.0w 385437 F51 C~1vzW 2015 02 24.63722 15 11 24.788 -16 45 14.51 22.4w 385437 F51 C~1vzW 2015 02 24.64270 15 11 24.783 -16 45 14.37 22.6w 385437 F51 C~1vzW 2015 02 24.64819 15 11 24.778 -16 45 14.39 22.2w 385437 F51 C~1vzW 2015 02 24.65368 15 11 24.780 -16 45 14.29 22.3w 385437 F51 C~1vzW 2015 05 24.41811 15 06 04.661 -16 22 43.70 22.1w 385437 F51 C~1vzW 2015 05 24.42962 15 06 04.601 -16 22 43.64 22.1w 385437 F51 C~1vzW 2015 05 24.44111 15 06 04.541 -16 22 43.23 21.8w 385437 F51 C~1vzW 2015 05 24.45261 15 06 04.479 -16 22 43.37 22.1w 385437 F51 C~1vzW 2015 06 11.31619 15 04 45.300 -16 17 30.62 22.1w 385437 F51 C~1vzW 2015 06 11.32738 15 04 45.251 -16 17 30.52 21.9w 385437 F51 C~1vzW 2015 06 11.33859 15 04 45.206 -16 17 30.40 22.2w 385437 F51 C~1vzW 2015 06 11.34979 15 04 45.156 -16 17 30.21 22.2w 385437 F51 C~1vzW 2015 06 16.35219 15 04 25.653 -16 16 14.22 22.3w 385437 F51 C~1vzW 2015 06 16.36690 15 04 25.596 -16 16 14.61 22.2w 385437 F51 C~1vzW 2015 06 16.38158 15 04 25.530 -16 16 14.03 22.1w 385437 F51 C~1vzW 2015 07 19.27402 15 03 01.310 -16 11 10.00 22.3w 385437 F51 C~1vzW 2015 07 19.28489 15 03 01.305 -16 11 09.86 22.2w 385437 F51 C~1vzW 2015 07 19.29596 15 03 01.292 -16 11 09.99 22.0w 385437 F51 C~1vzW 2015 07 19.30694 15 03 01.257 -16 11 09.88 22.2w 385437 F51 C~1vzW 2020 06 24.33200 15 33 07.073 -18 09 31.97 22.2w 385437 F51 C~3yto 2020 06 24.34340 15 33 07.024 -18 09 31.76 22.1w 385437 F51 C~3yto 2020 06 24.35480 15 33 06.956 -18 09 31.59 22.1w 385437 F51 C~3yto 2021 05 12.452591 15 42 21.035 -18 41 15.34 22.1w 385437 F51 C~4pCP 2021 05 12.463031 15 42 20.966 -18 41 15.29 21.8w 385437 F51 C~4pCP 2021 05 12.473510 15 42 20.929 -18 41 15.00 22.0w 385437 F51 C~4pCP 2021 06 30.308282 15 38 38.855 -18 29 25.90 21.8w 385437 F51 C~4tgQ 2021 06 30.319645 15 38 38.825 -18 29 25.89 21.8w 385437 F51 C~4tgQ 2021 06 30.331015 15 38 38.780 -18 29 25.64 21.9w 385437 F51 C~4tgQ 2021 06 30.342381 15 38 38.742 -18 29 25.64 21.7w 385437 F51 C~4tgQ
The following table shows the residuals to the orbit fit. The first coumn is the point number. The second column is the time, in years, measured from the first observation. The third and fifth columns are the regularized positions used in the orbit fit. The fourth and sixth columns are the residuals, in arc seconds, for RA and Dec respectively.
1 0.0000 0.00 0.16 0.00 -0.11
2 0.0000 0.00 0.08 0.00 -0.06
3 1.0430 0.00 0.35 0.00 -0.53
4 1.0430 0.00 0.08 0.00 -0.25
5 1.0431 0.00 0.17 0.00 -0.33
6 1.0431 0.00 0.07 0.00 -0.02
7 1.0431 0.00 0.10 0.00 -0.05
8 1.0432 0.00 0.05 0.00 -0.23
9 1.1222 0.00 -0.25 0.00 0.43
10 1.1223 0.00 -0.19 0.00 0.19
11 1.1276 0.00 -0.36 0.00 0.13
12 1.1276 0.00 -0.22 0.00 0.04
13 1.1358 0.00 -0.39 0.00 0.36
14 1.1359 0.00 -0.34 0.00 0.31
15 3.1486 0.00 0.04 0.00 -0.28
16 3.1512 0.00 0.08 0.00 -0.17
17 3.1514 0.00 0.14 0.00 -0.07
18 3.2275 0.00 0.04 0.00 -0.26
19 3.2302 0.00 -0.00 0.00 -0.14
20 3.2304 0.00 0.21 0.00 -0.03
21 5.2233 0.00 -0.01 0.00 -0.18
22 5.2236 0.00 0.04 0.00 0.01
23 7.1233 0.00 -0.33 0.00 0.51
24 7.1233 0.00 0.13 0.00 -0.14
25 7.1234 0.00 0.13 0.00 0.02
26 9.3546 0.00 0.11 0.00 0.03
27 9.3546 0.00 0.13 0.00 0.05
28 9.3546 0.00 -0.00 0.00 0.06
29 9.3546 0.00 -0.00 0.00 0.08
30 9.3546 0.00 0.19 0.00 0.05
31 9.3546 0.00 -0.13 0.00 0.03
32 9.3546 0.00 -0.07 0.00 0.03
33 9.3546 0.00 0.05 0.00 0.10
34 9.3547 0.00 -0.16 0.00 0.08
35 9.3547 0.00 0.05 0.00 0.07
36 9.3547 0.00 0.12 0.00 0.04
37 9.3547 0.00 0.12 0.00 0.03
38 9.3547 0.00 0.03 0.00 0.04
39 9.3547 0.00 0.09 0.00 0.25
40 9.3547 0.00 0.15 0.00 0.20
41 9.3547 0.00 0.09 0.00 0.20
42 9.3547 0.00 0.08 0.00 0.22
43 9.3547 0.00 0.18 0.00 0.15
44 10.1960 0.00 -0.08 0.00 -0.02
45 10.1960 0.00 0.03 0.00 0.15
46 10.1960 0.00 -0.11 0.00 -0.04
47 10.1961 0.00 -0.11 0.00 -0.00
48 11.2281 0.00 -0.14 0.00 0.16
49 11.2281 0.00 -0.21 0.00 0.02
50 11.2281 0.00 -0.16 0.00 0.00
51 11.2282 0.00 -0.28 0.00 -0.02
52 11.3035 0.00 0.09 0.00 0.05
53 11.3039 0.00 0.11 0.00 0.07
54 11.3043 0.00 0.07 0.00 -0.01
55 11.3062 0.00 0.05 0.00 0.06
56 11.3064 0.00 0.13 0.00 0.11
57 11.3069 0.00 0.10 0.00 0.03
58 11.3117 0.00 -0.01 0.00 -0.25
59 11.3119 0.00 -0.02 0.00 0.05
60 11.3123 0.00 0.07 0.00 -0.04
61 12.0361 0.00 -0.15 0.00 0.02
62 12.0361 0.00 -0.11 0.00 -0.07
63 12.0362 0.00 0.12 0.00 0.15
64 12.0362 0.00 -0.41 0.00 0.02
65 12.2138 0.00 -0.01 0.00 -0.05
66 12.2138 0.00 -0.00 0.00 -0.04
67 12.2138 0.00 0.29 0.00 -0.36
68 12.2139 0.00 -0.05 0.00 0.04
69 12.2958 0.00 0.05 0.00 -0.25
70 12.2958 0.00 0.16 0.00 -0.30
71 12.2959 0.00 0.13 0.00 -0.10
72 12.2959 0.00 0.10 0.00 -0.01
73 12.3449 0.00 0.01 0.00 0.42
74 12.3449 0.00 -0.23 0.00 0.06
75 12.3450 0.00 -0.10 0.00 0.03
76 12.3450 0.00 -0.07 0.00 -0.15
77 12.3694 0.00 0.01 0.00 0.12
78 12.3694 0.00 -0.10 0.00 0.13
79 12.3694 0.00 0.09 0.00 0.09
80 12.3695 0.00 -0.17 0.00 -0.04
81 13.0247 0.00 0.09 0.00 -0.13
82 13.0247 0.00 0.06 0.00 -0.01
83 13.0247 0.00 0.04 0.00 -0.05
84 13.0248 0.00 0.12 0.00 0.03
85 13.2678 0.00 0.11 0.00 0.05
86 13.2678 0.00 0.05 0.00 -0.11
87 13.2678 0.00 -0.02 0.00 0.08
88 13.2679 0.00 -0.12 0.00 -0.28
89 13.3168 0.00 -0.05 0.00 0.03
90 13.3168 0.00 -0.09 0.00 -0.05
91 13.3168 0.00 -0.07 0.00 -0.10
92 13.3169 0.00 -0.13 0.00 -0.09
93 13.3306 0.00 0.15 0.00 0.41
94 13.3306 0.00 0.14 0.00 -0.20
95 13.3306 0.00 -0.00 0.00 0.17
96 13.4207 0.00 0.00 0.00 -0.04
97 13.4207 0.00 0.14 0.00 0.06
98 13.4208 0.00 0.15 0.00 -0.11
99 13.4208 0.00 -0.16 0.00 -0.04
100 18.3545 0.00 0.23 0.00 -0.13
101 18.3545 0.00 0.15 0.00 -0.06
102 18.3545 0.00 -0.22 0.00 -0.03
103 19.2364 0.00 0.09 0.00 -0.00
104 19.2364 0.00 -0.15 0.00 -0.12
105 19.2364 0.00 0.09 0.00 -0.00
106 19.3701 0.00 -0.17 0.00 -0.01
107 19.3702 0.00 -0.01 0.00 -0.12
108 19.3702 0.00 -0.08 0.00 0.01
109 19.3702 0.00 -0.04 0.00 -0.11
The following table comes from a 10My integration of the orbit of the object. Three columns are shown. The first column is the result of integrating the nominal orbit. The other two columns are based on clones of the nominal orbit that are +/- 3 sigma from the nominal orbit. If all three types agree then the classificiation is deemed secure. The basis for these calculations is described in more detail in AJ, 129, 1117 (2005). Any use made of these calculations should refer to and credit this publication and the Deep Ecliptic Survey Team.
385437 quality flag:3 Type: CLASSICAL CLASSICAL CLASSICAL axisobj 43.869 43.869 43.869 ecceobj 0.073 0.073 0.073 incobj 1.102 1.102 1.102 qmin 40.058 40.060 40.056 qmax 48.648 48.645 48.652 amean 44.210 44.210 44.210 amin 43.858 43.858 43.857 amax 44.588 44.587 44.589 emean 0.075 0.075 0.075 emin 0.059 0.059 0.059 emax 0.091 0.091 0.091 imean 1.069 1.069 1.069 imin 0.314 0.314 0.314 imax 1.629 1.629 1.629 excite_mean 0.077 0.077 0.077 fracstop 1.000 1.000 1.000 cjmean 3.097 3.097 3.097 libcent 0 -180.0 -180.0 -180.0 libamp 0 -180.0 -180.0 -180.0 libcent 1 -180.0 -180.0 -180.0 libamp 1 -180.0 -180.0 -180.0 libcent 2 -180.0 -180.0 -180.0 libamp 2 -180.0 -180.0 -180.0 libcent 3 -180.0 -180.0 -180.0 libamp 3 -180.0 -180.0 -180.0 libcent 4 -180.0 -180.0 -180.0 libamp 4 -180.0 -180.0 -180.0 kozaimean 164.4 164.4 164.5 kozaiamp 180.0 180.0 180.0