"Pseudo-MPEC" for P21DeCh
Created 2023 Jan 27 17:22:22 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21DeCh* C2023 01 24WuPkouDY7,Z+mh\^DBjL_eWAstrometry7-N8E83LhYu=#TTch`VF52
P21DeCh C2023 01 241vn/Iyj.?HyLPYevqR_1wVi+1RMKc^GWG@ZG0Bf2Al=UW9L0ofuFF52
P21DeCh C2023 01 24Bd+-=XXZqredacted;kLe0H+wjx:y/-KsVkoclick4YaAP?T0j4/F52
P21DeCh C2023 01 244(NDP4utf5suvyoRjTXw;T(5.lYBHhVPqT[+P/K?]F\ong#_?r9GF52
P21DeCh C2023 01 24a!9ACbcSl4-'?77D1tEM0nu6\RO!KBfCoa@WKs$_[+Yrv#)J0Zq,F52
P21DeCh KC2023 01 26.42782408 00 25.830+56 10 24.10 ~1QB7 22.11GVNEOCPI52
P21DeCh KC2023 01 26.43168608 00 25.440+56 10 27.90 ~1QB7 VNEOCPI52
P21DeCh KC2023 01 26.43942208 00 24.380+56 10 33.90 ~1QB7 22.03GVNEOCPI52
P21DeCh KC2023 01 27KS8T.=herew0*@%ka7p4oVoTiBQFK!I66@B;M4o[Rlk\gJ'(;x0.H21
P21DeCh KC2023 01 27feQ.pw3KIa@EVGZL(2rMn9xOA9'8$5Xiff_y0rILmn(:N.C:'pbtH21
P21DeCh KC2023 01 27H8p?.@/@/O,Hm+X@for.^3WgM+upVAbQiG_t/%)explanationOhH21
Station data:
(F52) Pan-STARRS 2, Haleakala (N20.707382 W156.255910) US/Hawaii.
Observers J. Bulger, T. Dukes, T. Lowe, A. Schultz, M. Willman. Measurers
K. Chambers, S. Chastel, T. de Boer, L. Denneau, J. Fairlamb, H.
Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat,
R. Weryk. 1.8-m Ritchey-Chrétien + CCD.
(H21) Astronomical Research Observatory, Westfield (N39.483054 W87.968270)
US/Illinois. Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T.
Linder, R. Holmes. 0.76-m f/3.0 astrograph + CCD0.81-m f/4.0 astrograph +
CCD0.61-m f/4.5 astrograph + CCD0.40-m f/5.32 astrograph + CCD.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442544 W110.788920)
US/Arizona. Observers T. A. Pruyne, B. M. Africano, E. J. Christensen, G.
A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. A.
Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchoś. 1.0-m reflector + CCD.
Orbital elements: P21DeCh
Perihelion 2022 Jun 19.78469 +/- 9.18 TT = 18:49:57 (JD 2459750.28469)
Epoch 2023 Jan 27.0 TT = JDT 2459971.5 Earth MOID: 0.5429 Ma: 0.0218
M 102.35957854 +/- 7 (J2000 ecliptic) AutoNEOCP
n 0.46271470 +/- 0.0139 Peri. 277.75230 +/- 2.6
a 1.65549235 +/- 0.0332 Node 85.01888 +/- 1.1
e 0.1665593 +/- 0.0268 Incl. 27.72188 +/- 1.2
P 2.13/778.00d H 19.95 G 0.15 U 9.9
q 1.37975466 +/- 0.0176 Q 1.93123003 +/- 0.0828
From 11 observations 2023 Jan. 24-27; mean residual 0".28
Residuals in arcseconds: 230124 F52 .10- .32+ 230124 F52 .09- .04- 230127 H21 .14- .23+ 230124 F52 .08+ .13+ 230126 I52 .78- .38- 230127 H21 .07+ .10- 230124 F52 .12+ .55- 230126 I52 .40+ .30+ 230127 H21 .04+ .12- 230124 F52 .03- .14+ 230126 I52 .41+ .07+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2023 01 27 17 07 57 37.157 +56 27 33.90 .87713 1.7568 141.3 22.0 .582 28 2023 01 27 18 07 57 31.679 +56 28 05.93 .87737 1.7569 141.2 22.0 .623 29 2023 01 27 19 07 57 26.204 +56 28 37.86 .87762 1.7570 141.2 22.0 .666 30 2023 01 27 20 07 57 20.732 +56 29 09.70 .87787 1.7571 141.2 22.0 .710 31 2023 01 27 21 07 57 15.263 +56 29 41.45 .87812 1.7571 141.1 22.0 .755 31 2023 01 27 22 07 57 09.797 +56 30 13.10 .87837 1.7572 141.1 22.0 .801 32 2023 01 27 23 07 57 04.333 +56 30 44.66 .87862 1.7573 141.1 22.0 .847 33 2023 01 28 00 07 56 58.872 +56 31 16.12 .87887 1.7574 141.1 22.0 .895 33 2023 01 28 01 07 56 53.414 +56 31 47.49 .87912 1.7575 141.0 22.0 .944 34 2023 01 28 02 07 56 47.959 +56 32 18.76 .87937 1.7576 141.0 22.0 0.99 34 2023 01 28 03 07 56 42.507 +56 32 49.94 .87962 1.7576 141.0 22.0 1.04 34 2023 01 28 04 07 56 37.058 +56 33 21.02 .87987 1.7577 140.9 22.0 1.10 35 2023 01 28 05 07 56 31.611 +56 33 52.01 .88013 1.7578 140.9 22.0 1.15 35 2023 01 28 06 07 56 26.168 +56 34 22.90 .88038 1.7579 140.9 22.0 1.20 35 2023 01 28 07 07 56 20.727 +56 34 53.70 .88063 1.7580 140.9 22.0 1.26 35 2023 01 28 08 07 56 15.290 +56 35 24.40 .88088 1.7580 140.8 22.0 1.31 36 2023 01 28 09 07 56 09.855 +56 35 55.02 .88114 1.7581 140.8 22.0 1.37 36 2023 01 28 10 07 56 04.424 +56 36 25.53 .88139 1.7582 140.8 22.0 1.43 36 2023 01 28 11 07 55 58.996 +56 36 55.95 .88164 1.7583 140.7 22.0 1.48 36 2023 01 28 12 07 55 53.570 +56 37 26.28 .88190 1.7584 140.7 22.0 1.54 36 2023 01 28 13 07 55 48.148 +56 37 56.52 .88215 1.7584 140.7 22.0 1.60 36 2023 01 28 14 07 55 42.729 +56 38 26.66 .88241 1.7585 140.6 22.0 1.66 36 2023 01 28 15 07 55 37.314 +56 38 56.70 .88266 1.7586 140.6 22.0 1.73 36 2023 01 28 16 07 55 31.901 +56 39 26.66 .88292 1.7587 140.6 22.0 1.79 37 2023 01 28 17 07 55 26.491 +56 39 56.51 .88317 1.7588 140.6 22.0 1.85 37 2023 01 28 18 07 55 21.085 +56 40 26.28 .88343 1.7589 140.5 22.0 1.92 37 2023 01 28 19 07 55 15.682 +56 40 55.95 .88368 1.7589 140.5 22.0 1.98 37 2023 01 28 20 07 55 10.282 +56 41 25.53 .88394 1.7590 140.5 22.0 2.05 37 2023 01 28 21 07 55 04.886 +56 41 55.01 .88420 1.7591 140.4 22.0 2.12 37 2023 01 28 22 07 54 59.493 +56 42 24.41 .88446 1.7592 140.4 22.0 2.18 37 2023 01 28 23 07 54 54.103 +56 42 53.70 .88471 1.7593 140.4 22.0 2.25 37 2023 01 29 00 07 54 48.717 +56 43 22.91 .88497 1.7593 140.3 22.0 2.32 37 2023 01 29 01 07 54 43.334 +56 43 52.02 .88523 1.7594 140.3 22.0 2.39 37 2023 01 29 02 07 54 37.954 +56 44 21.04 .88549 1.7595 140.3 22.0 2.47 37 2023 01 29 03 07 54 32.578 +56 44 49.96 .88575 1.7596 140.3 22.0 2.54 37 2023 01 29 04 07 54 27.205 +56 45 18.80 .88600 1.7597 140.2 22.0 2.61 37 2023 01 29 05 07 54 21.836 +56 45 47.54 .88626 1.7597 140.2 22.0 2.69 37 2023 01 29 06 07 54 16.470 +56 46 16.18 .88652 1.7598 140.2 22.0 2.76 37 2023 01 29 07 07 54 11.107 +56 46 44.74 .88678 1.7599 140.1 22.0 2.84 37 2023 01 29 08 07 54 05.749 +56 47 13.20 .88704 1.7600 140.1 22.0 2.92 37 2023 01 29 09 07 54 00.393 +56 47 41.57 .88730 1.7601 140.1 22.0 2.99 37 2023 01 29 10 07 53 55.042 +56 48 09.85 .88757 1.7601 140.0 22.0 3.07 37 2023 01 29 11 07 53 49.694 +56 48 38.03 .88783 1.7602 140.0 22.0 3.15 37 2023 01 29 12 07 53 44.349 +56 49 06.12 .88809 1.7603 140.0 22.0 3.23 37 2023 01 29 13 07 53 39.008 +56 49 34.12 .88835 1.7604 140.0 22.0 3.31 37 2023 01 29 14 07 53 33.671 +56 50 02.03 .88861 1.7605 139.9 22.0 3.40 36 2023 01 29 15 07 53 28.338 +56 50 29.84 .88887 1.7605 139.9 22.0 3.48 36 2023 01 29 16 07 53 23.008 +56 50 57.57 .88914 1.7606 139.9 22.0 3.56 36