"Pseudo-MPEC" for YS16534
Created 2017 Sep 18 13:51:18 UT using Find_Orb
Almost certainly the same object as YS18A5C. Here's a linked orbit.
Astrometry: YS16534 C2017 09 17.26883 22 52 40.91 -14 55 05.2 17.4 VqNEOCP703 YS16534 C2017 09 17.26898 22 52 41.52 -14 54 59.3 17.7 VqNEOCP703 YS16534 C2017 09 17.26913 22 52 42.13 -14 54 53.3 17.8 VqNEOCP703 YS16534 C2017 09 17.26927 22 52 42.73 -14 54 47.8 17.6 VqNEOCP703 YS16534 C2017 09 17.27324 22 52 58.62 -14 52 13.0 17.6 VqNEOCP703 YS16534 C2017 09 17.27392 22 53 01.37 -14 51 46.3 17.7 VqNEOCP703 YS16534 C2017 09 17.27511 22 53 06.09 -14 50 59.8 17.4 VqNEOCP703 YS16534 C2017 09 17.27587 22 53 09.16 -14 50 30.0 17.4 VqNEOCP703 YS16534 C2017 09 17.30610 22 55 08.71 -14 30 23.1 17.0 VqNEOCP703 YS16534 C2017 09 17.30729 22 55 13.36 -14 29 35.2 17.9 VqNEOCP703 YS16534 C2017 09 17.30988 22 55 23.55 -14 27 49.9 17.8 VqNEOCP703 Station data: (703) Catalina Sky Survey (N32.417003 W110.732640) US/Arizona. Observers E. J. Christensen, A. R. Gibbs, A. D. Grauer, R. E. Hill, J. A. Johnson, R. A. Kowalski, S. M. Larson, F. C. Shelly. 0.68 m Schmidt + CCD. Orbital elements: YS16534 Perigee 2017 Sep 16.595607 +/- 0.246 TT = 14:17:40 (JD 2458013.095607) Epoch 2017 Sep 17.0 TT = JDT 2458013.5 Gray M 67.33609 +/- 6 (J2000 equator) n 166.51172146 +/- 87.2 Peri. 152.71235 +/- 21 a 70627.4672 +/- 21456 Node 20.55506 +/- 14 e 0.8337171 +/- 0.076 Incl. 20.23762 +/- 1.8 P3113.24m/2.162d H 32.3 G 0.15 U 15.7 q 11744.1336 +/- 9546 Q 129510.800 +/- 39244 From 11 observations 2017 Sept. 17 (59.1 min); mean residual 0".217
Residuals in arcseconds: 170917 703 .204- .015- 170917 703 .183- .011- 170917 703 .452+ .274+ 170917 703 .116- .042+ 170917 703 .219+ .059+ 170917 703 .085- .083- 170917 703 .027- .199+ 170917 703 .345- .093- 170917 703 .296- 1.2m- 170917 703 .502+ .244+ 170917 703 .146+ .121- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag '/hr PA " sig PA ---- -- -- -- ------------ ------------ ------ ------ ----- --- ------ ------ ---- --- 2017 09 17 00 22 08 06.098 -15 26 35.36 92514 1.0057 154.2 17.5 134.0 76.8 216' 102 2017 09 17 01 22 16 38.831 -14 56 50.13 97343 1.0057 156.2 17.5 121.0 76.2 8927 109 2017 09 17 02 22 24 22.983 -14 28 44.88 101747 1.0058 158.0 17.6 110.8 75.7 6411 118 2017 09 17 03 22 31 28.476 -14 02 03.44 105758 1.0058 159.7 17.6 102.5 75.3 4792 128 2017 09 17 04 22 38 02.722 -13 36 32.32 109400 1.0058 161.2 17.6 95.82 74.9 3744 141 2017 09 17 05 22 44 11.405 -13 12 00.21 112695 1.0058 162.6 17.6 90.29 74.5 3087 155 2017 09 17 06 22 49 58.986 -12 48 17.47 115662 1.0058 163.9 17.6 85.72 74.2 2721 171 2017 09 17 07 22 55 29.040 -12 25 15.82 118314 1.0058 165.1 17.6 81.91 73.9 2593 8 2017 09 17 08 23 00 44.488 -12 02 48.02 120665 1.0059 166.3 17.7 78.75 73.6 2669 23 2017 09 17 09 23 05 47.761 -11 40 47.68 122724 1.0059 167.4 17.6 76.13 73.4 2926 37 2017 09 17 10 23 10 40.915 -11 19 09.05 124500 1.0059 168.4 17.6 73.97 73.1 3347 48 2017 09 17 11 23 15 25.723 -10 57 46.86 126001 1.0059 169.3 17.6 72.21 72.9 3926 56 2017 09 17 12 23 20 03.740 -10 36 36.23 127233 1.0059 170.2 17.6 70.82 72.7 4667 62 2017 09 17 13 23 24 36.354 -10 15 32.52 128199 1.0059 171.0 17.6 69.75 72.5 5588 67 2017 09 17 14 23 29 04.828 -09 54 31.29 128904 1.0059 171.7 17.6 68.99 72.3 6719 70 2017 09 17 15 23 33 30.332 -09 33 28.15 129350 1.0059 172.4 17.6 68.51 72.1 8105 73 2017 09 17 16 23 37 53.977 -09 12 18.73 129539 1.0058 172.9 17.5 68.31 71.9 9805 74 2017 09 17 17 23 42 16.834 -08 50 58.58 129472 1.0058 173.2 17.5 68.37 71.7 198' 76 2017 09 17 18 23 46 39.962 -08 29 23.07 129148 1.0058 173.4 17.5 68.71 71.6 242' 76 2017 09 17 19 23 51 04.429 -08 07 27.33 128566 1.0058 173.4 17.5 69.33 71.4 298' 77 2017 09 17 20 23 55 31.339 -07 45 06.10 127723 1.0058 173.3 17.5 70.25 71.2 370' 77 2017 09 17 21 00 00 01.851 -07 22 13.67 126618 1.0058 172.9 17.5 71.47 71.1 467' 77 2017 09 17 22 00 04 37.215 -06 58 43.68 125245 1.0057 172.4 17.5 73.04 70.9 602' 76 2017 09 17 23 00 09 18.804 -06 34 28.99 123600 1.0057 171.7 17.5 75.00 70.8 805' 76 2017 09 18 00 00 14 08.153 -06 09 21.42 121676 1.0057 170.9 17.5 77.38 70.7 19d 76 2017 09 18 01 00 19 07.015 -05 43 11.50 119464 1.0057 170.0 17.5 80.27 70.5 31d 75 2017 09 18 02 00 24 17.427 -05 15 48.08 116956 1.0056 169.0 17.5 83.74 70.4 126d 73 2017 09 18 03 00 29 41.804 -04 46 57.82 114139 1.0056 167.8 17.5 87.92 70.3 96d 74 2017 09 18 04 00 35 23.057 -04 16 24.56 111001 1.0056 166.6 17.5 92.96 70.2 82d 73 2017 09 18 05 00 41 24.771 -03 43 48.38 107524 1.0055 165.2 17.4 99.06 70.1 76d 73 2017 09 18 06 00 47 51.450 -03 08 44.22 103690 1.0055 163.7 17.4 106.5 70.0 73d 73 2017 09 18 07 00 54 48.882 -02 30 40.03 99475 1.0054 162.0 17.4 115.7 69.9 72d 73 2017 09 18 08 01 02 24.695 -01 48 53.81 94850 1.0054 160.1 17.3 127.3 69.8 71d 73 2017 09 18 09 01 10 49.240 -01 02 29.09 89780 1.0053 158.1 17.3 142.0 69.8 71d 73 2017 09 18 10 01 20 17.054 -00 10 07.68 84222 1.0053 155.7 17.2 161.4 69.7 71d 72 2017 09 18 11 01 31 09.407 +00 50 02.71 78120 1.0052 152.9 17.1 187.6 69.8 72d 72 2017 09 18 12 01 43 59.082 +02 00 50.62 71403 1.0052 149.7 17.0 224.5 69.8 74d 72 2017 09 18 13 01 59 40.077 +03 26 43.32 63975 1.0051 145.6 16.9 279.7 70.0 76d 72 2017 09 18 14 02 19 49.698 +05 15 15.44 55703 1.0050 140.4 16.8 368.9 70.4 80d 73 2017 09 18 15 02 47 47.240 +07 40 33.00 46402 1.0049 133.2 16.6 531.7 71.2 86d 73 2017 09 18 16 03 31 50.146 +11 11 43.84 35806 1.0048 122.0 16.3 892.9 73.0 96d 75 2017 09 18 17 05 01 04.121 +16 46 12.81 23651 1.0047 99.8 16.1 2047 78.5 117d 81 2017 09 18 18 09 56 08.476 +16 06 11.14 12272 1.0046 30.3 20?? 7602 102.5 174d 84 2017 09 18 19 16 44 52.188 -15 56 46.67 18672 1.0046 76.1 16.6 3284 102.7 70d 101 2017 09 18 20 19 00 32.853 -20 10 36.82 31300 1.0047 108.3 16.4 1169 91.8 39d 89 2017 09 18 21 20 01 15.181 -19 59 02.95 42482 1.0048 122.4 16.7 634.5 86.6 26d 83 2017 09 18 22 20 37 28.354 -19 14 58.33 52249 1.0049 130.9 16.9 419.5 83.6 19d 79 2017 09 18 23 21 02 32.449 -18 28 23.89 60892 1.0049 136.7 17.0 308.9 81.5 898' 76 2017 09 19 00 21 21 28.378 -17 44 39.45 68629 1.0050 141.2 17.2 243.1 80.1 734' 74 2017 09 19 01 21 36 36.524 -17 04 28.96 75609 1.0050 144.7 17.3 200.3 78.9 632' 72 2017 09 19 02 21 49 12.175 -16 27 35.79 81939 1.0051 147.7 17.4 170.6 78.0 582' 71 2017 09 19 03 21 59 59.831 -15 53 31.92 87700 1.0051 150.2 17.5 148.9 77.3 578' 72 2017 09 19 04 22 09 27.742 -15 21 50.28 92953 1.0051 152.5 17.5 132.6 76.6 627' 72 2017 09 19 05 22 17 54.861 -14 52 07.55 97746 1.0052 154.5 17.6 119.9 76.1 745' 74 2017 09 19 06 22 25 34.472 -14 24 04.24 102116 1.0052 156.3 17.6 109.8 75.6 981' 75 2017 09 19 07 22 32 36.223 -13 57 24.22 106095 1.0052 157.9 17.6 101.8 75.2 25d 76 2017 09 19 08 22 39 07.342 -13 31 54.05 109708 1.0052 159.4 17.7 95.17 74.8 55d 78 2017 09 19 09 22 45 13.381 -13 07 22.43 112976 1.0052 160.8 17.7 89.74 74.4 108d 77 2017 09 19 10 22 50 58.705 -12 43 39.80 115916 1.0052 162.1 17.7 85.25 74.1 86d 77 2017 09 19 11 22 56 26.821 -12 20 37.88 118543 1.0053 163.4 17.7 81.52 73.8 78d 77 2017 09 19 12 23 01 40.596 -11 58 09.48 120868 1.0053 164.5 17.7 78.41 73.5 74d 77 2017 09 19 13 23 06 42.418 -11 36 08.23 122904 1.0053 165.6 17.7 75.84 73.3 72d 77 2017 09 19 14 23 11 34.314 -11 14 28.36 124657 1.0053 166.7 17.7 73.72 73.0 70d 76 2017 09 19 15 23 16 18.032 -10 53 04.65 126135 1.0053 167.7 17.7 72.00 72.8 68d 76 2017 09 19 16 23 20 55.108 -10 31 52.20 127344 1.0053 168.6 17.7 70.64 72.6 67d 76 2017 09 19 17 23 25 26.915 -10 10 46.38 128289 1.0053 169.5 17.7 69.61 72.4 67d 76 2017 09 19 18 23 29 54.704 -09 49 42.72 128972 1.0053 170.3 17.6 68.87 72.2 66d 76 2017 09 19 19 23 34 19.638 -09 28 36.86 129397 1.0053 171.1 17.6 68.42 72.0 65d 75 2017 09 19 20 23 38 42.820 -09 07 24.39 129565 1.0053 171.8 17.6 68.24 71.8 65d 75 2017 09 19 21 23 43 05.318 -08 46 00.83 129476 1.0052 172.4 17.6 68.33 71.7 65d 75 2017 09 19 22 23 47 28.189 -08 24 21.54 129131 1.0052 172.8 17.5 68.70 71.5 64d 75 2017 09 19 23 23 51 52.502 -08 02 21.61 128527 1.0052 173.1 17.5 69.34 71.3 64d 75 2017 09 20 00 23 56 19.362 -07 39 55.75 127664 1.0052 173.3 17.5 70.29 71.2 64d 74 2017 09 20 01 00 00 49.933 -07 16 58.18 126537 1.0052 173.2 17.5 71.54 71.0 64d 74 2017 09 20 02 00 05 25.473 -06 53 22.49 125142 1.0052 173.0 17.5 73.14 70.9 63d 74 2017 09 20 03 00 10 07.364 -06 29 01.45 123475 1.0051 172.6 17.4 75.13 70.7 63d 74 2017 09 20 04 00 14 57.154 -06 03 46.80 121527 1.0051 172.0 17.4 77.56 70.6 63d 74 2017 09 20 05 00 19 56.616 -05 37 28.93 119292 1.0051 171.2 17.4 80.49 70.5 62d 74 2017 09 20 06 00 25 07.811 -05 09 56.53 116760 1.0050 170.3 17.4 84.01 70.4 62d 73 2017 09 20 07 00 30 33.186 -04 40 56.07 113918 1.0050 169.3 17.4 88.26 70.2 62d 73 2017 09 20 08 00 36 15.698 -04 10 11.14 110754 1.0050 168.1 17.4 93.37 70.1 61d 73 2017 09 20 09 00 42 18.992 -03 37 21.44 107250 1.0049 166.8 17.4 99.57 70.0 60d 73 2017 09 20 10 00 48 47.654 -03 02 01.47 103387 1.0049 165.3 17.3 107.1 69.9 59d 73 2017 09 20 11 00 55 47.591 -02 23 38.51 99141 1.0049 163.6 17.3 116.5 69.9 57d 73 2017 09 20 12 01 03 26.603 -01 41 29.64 94483 1.0048 161.8 17.3 128.3 69.8 54d 72 2017 09 20 13 01 11 55.301 -00 54 37.03 89378 1.0048 159.7 17.2 143.3 69.7 48d 72 2017 09 20 14 01 21 28.627 -00 01 40.43 83780 1.0047 157.4 17.2 163.1 69.7 31d 71 2017 09 20 15 01 32 28.529 +00 59 15.76 77635 1.0046 154.6 17.1 190.0 69.7 153d 70 2017 09 20 16 01 45 28.977 +02 11 05.63 70867 1.0046 151.3 17.0 228.0 69.8 163d 78 2017 09 20 17 02 01 26.263 +03 38 26.47 63380 1.0045 147.2 16.8 285.0 70.0 156d 77