"Pseudo-MPEC" for P21WDIk
Created 2024 Aug 2 14:22:16 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21WDIk* C2024 07 29.59432900 42 46.511-17 48 52.42 ~7TGq 20.93wXNEOCPF52
P21WDIk C2024 07 29.60021900 42 46.766-17 48 49.81 ~7TGq 20.74wXNEOCPF52
P21WDIk C2024 07 29.60610900 42 47.001-17 48 47.29 ~7TGq 21.03wXNEOCPF52
P21WDIk C2024 07 29.61200100 42 47.245-17 48 44.89 ~7TGq 21.03wXNEOCPF52
P21WDIk 2C2024 07 30.96870400 43 47.44 -17 39 00.4 ~7V4q 20.2 GVNEOCPK93
P21WDIk 2C2024 07 30.97118300 43 47.52 -17 38 59.3 ~7V4q 20.2 GVNEOCPK93
P21WDIk 2C2024 07 30.97361600 43 47.63 -17 38 58.4 ~7V4q 20.1 GVNEOCPK93
P21WDIk 2C2024 07 30.97618000 43 47.73 -17 38 57.4 ~7V4q 20.2 GVNEOCPK93
P21WDIk 3C2024 07 31.50809300 44 09.838-17 35 21.55 ~7VDb 20.31GVNEOCPT14
P21WDIk 3C2024 07 31.50907100 44 09.875-17 35 21.13 ~7VDb 20.28GVNEOCPT14
P21WDIk 3C2024 07 31.51005100 44 09.911-17 35 20.72 ~7VDb 20.30GVNEOCPT14
P21WDIk 3C2024 07 31.51541800 44 10.115-17 35 18.55 ~7VDb 20.33GVNEOCPT14
P21WDIk 3C2024 07 31.51639400 44 10.151-17 35 18.12 ~7VDb 20.35GVNEOCPT14
P21WDIk 3C2024 07 31.51737900 44 10.189-17 35 17.72 ~7VDb 20.34GVNEOCPT14
P21WDIk KC2024 08 02.37031600 45 21.81 -17 22 20.2 ~829M 20.4 GVNEOCPH21
P21WDIk KC2024 08 02.37320600 45 21.91 -17 22 18.8 ~829M 20.6 GVNEOCPH21
P21WDIk KC2024 08 02.37609600 45 22.00 -17 22 17.7 ~829M 20.6 GVNEOCPH21
P21WDIk KB2024 08 02.39322 00 45 22.603-17 22 10.70 ~82AM 20.2 RZNEOCPH36
P21WDIk KB2024 08 02.41281 00 45 23.287-17 22 01.78 ~82AM 20.1 RZNEOCPH36
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.
(H36) Sandlot Observatory, Scranton (N38.797718 W95.706550) US/Kansas.
Observer G. Hug. 0.56-m reflector + CCD.
(K93) Sutherland-LCOGT C (S32.380667 E20.810110) South Africa. Observer J.
D. Armstrong. 1.0-m f/8.0 Ritchey-Chrétien + CCD.
(T14) Mauna Kea-UH/Tholen NEO Follow-Up (CFHT) (N19.825252 W155.468876)
US/Hawaii. Observer R. Weryk. 3.6-m Canada-France-Hawaii Telescope.
Orbital elements: P21WDIk
Perihelion 2024 Aug 17.11678 +/- 2.04 TT = 2:48:09 (JD 2460539.61678)
Epoch 2024 Aug 2.0 TT = JDT 2460524.5 Earth MOID: 0.6789 AutoNEOCP
M 356.10608415 +/- 0.6 (J2000 ecliptic)
n 0.25758896 +/- 0.00573 Peri. 323.85473 +/- 1.2
a 2.44634599 +/- 0.0363 Node 16.51296 +/- 0.27
e 0.3204788 +/- 0.00821 Incl. 15.17108 +/- 0.027
P 3.82628 H 18.49 G 0.15 U 9.3
q 1.66234396 +/- 0.00461 Q 3.23034803 +/- 0.068
From 19 observations 2024 July 29-Aug. 2; mean residual 0".13
Residuals in arcseconds: 240729 F52 .03- .07- 240730 K93 .00 .10- 240802 H21 .10+ .13- 240729 F52 .11+ .05+ 240731 T14 .01- .00 240802 H21 .17+ .06+ 240729 F52 .03- .07+ 240731 T14 .01- .01+ 240802 H21 .09+ .04- 240729 F52 .05- .03- 240731 T14 .02- .02+ 240802 H36 .43- .32- 240730 K93 .13+ .04- 240731 T14 .01+ .02- 240802 H36 .12+ .42+ 240730 K93 .15- .05+ 240731 T14 .01+ .00 240730 K93 .03+ .05- 240731 T14 .02+ .00 Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2024 08 02 14 00 45 29.369 -17 20 42.19 .86652 1.6660 124.4 20.6 .210 149 2024 08 02 15 00 45 30.863 -17 20 24.68 .86625 1.6659 124.5 20.6 .216 149 2024 08 02 16 00 45 32.353 -17 20 07.18 .86597 1.6659 124.5 20.6 .223 149 2024 08 02 17 00 45 33.838 -17 19 49.68 .86569 1.6659 124.5 20.6 .230 149 2024 08 02 18 00 45 35.319 -17 19 32.18 .86542 1.6659 124.6 20.6 .237 149 2024 08 02 19 00 45 36.796 -17 19 14.68 .86514 1.6659 124.6 20.6 .244 149 2024 08 02 20 00 45 38.268 -17 18 57.18 .86486 1.6658 124.6 20.6 .251 149 2024 08 02 21 00 45 39.736 -17 18 39.68 .86459 1.6658 124.7 20.6 .258 149 2024 08 02 22 00 45 41.199 -17 18 22.18 .86431 1.6658 124.7 20.6 .266 149 2024 08 02 23 00 45 42.658 -17 18 04.69 .86403 1.6658 124.7 20.6 .273 149 2024 08 03 00 00 45 44.113 -17 17 47.19 .86376 1.6658 124.7 20.6 .281 149 2024 08 03 01 00 45 45.563 -17 17 29.70 .86348 1.6657 124.8 20.6 .289 149 2024 08 03 02 00 45 47.009 -17 17 12.21 .86321 1.6657 124.8 20.6 .297 149 2024 08 03 03 00 45 48.450 -17 16 54.72 .86293 1.6657 124.8 20.6 .305 149 2024 08 03 04 00 45 49.887 -17 16 37.23 .86266 1.6657 124.9 20.6 .313 149 2024 08 03 05 00 45 51.320 -17 16 19.74 .86238 1.6657 124.9 20.6 .321 149 2024 08 03 06 00 45 52.748 -17 16 02.25 .86211 1.6656 124.9 20.6 .330 149 2024 08 03 07 00 45 54.172 -17 15 44.76 .86183 1.6656 124.9 20.6 .338 149 2024 08 03 08 00 45 55.591 -17 15 27.28 .86156 1.6656 125.0 20.6 .347 149 2024 08 03 09 00 45 57.006 -17 15 09.79 .86128 1.6656 125.0 20.6 .356 149 2024 08 03 10 00 45 58.416 -17 14 52.31 .86101 1.6656 125.0 20.6 .365 149 2024 08 03 11 00 45 59.822 -17 14 34.82 .86073 1.6655 125.1 20.6 .374 149 2024 08 03 12 00 46 01.224 -17 14 17.34 .86046 1.6655 125.1 20.6 .383 149 2024 08 03 13 00 46 02.621 -17 13 59.86 .86019 1.6655 125.1 20.6 .392 149 2024 08 03 14 00 46 04.014 -17 13 42.38 .85991 1.6655 125.2 20.6 .401 149 2024 08 03 15 00 46 05.402 -17 13 24.90 .85964 1.6655 125.2 20.6 .411 149 2024 08 03 16 00 46 06.786 -17 13 07.42 .85936 1.6654 125.2 20.6 .421 149 2024 08 03 17 00 46 08.165 -17 12 49.94 .85909 1.6654 125.2 20.6 .431 149 2024 08 03 18 00 46 09.540 -17 12 32.47 .85882 1.6654 125.3 20.6 .441 149 2024 08 03 19 00 46 10.910 -17 12 14.99 .85854 1.6654 125.3 20.6 .451 149 2024 08 03 20 00 46 12.276 -17 11 57.52 .85827 1.6654 125.3 20.6 .461 149 2024 08 03 21 00 46 13.638 -17 11 40.04 .85800 1.6653 125.4 20.6 .471 149 2024 08 03 22 00 46 14.995 -17 11 22.57 .85773 1.6653 125.4 20.6 .482 149 2024 08 03 23 00 46 16.348 -17 11 05.09 .85745 1.6653 125.4 20.6 .492 149 2024 08 04 00 00 46 17.696 -17 10 47.62 .85718 1.6653 125.5 20.6 .503 148 2024 08 04 01 00 46 19.040 -17 10 30.15 .85691 1.6653 125.5 20.6 .514 148 2024 08 04 02 00 46 20.379 -17 10 12.68 .85664 1.6653 125.5 20.5 .525 148 2024 08 04 03 00 46 21.714 -17 09 55.21 .85636 1.6652 125.5 20.5 .536 148 2024 08 04 04 00 46 23.044 -17 09 37.74 .85609 1.6652 125.6 20.5 .547 148 2024 08 04 05 00 46 24.370 -17 09 20.27 .85582 1.6652 125.6 20.5 .559 148 2024 08 04 06 00 46 25.691 -17 09 02.80 .85555 1.6652 125.6 20.5 .570 148 2024 08 04 07 00 46 27.008 -17 08 45.33 .85528 1.6652 125.7 20.5 .582 148 2024 08 04 08 00 46 28.320 -17 08 27.86 .85501 1.6651 125.7 20.5 .594 148 2024 08 04 09 00 46 29.628 -17 08 10.40 .85474 1.6651 125.7 20.5 .606 148 2024 08 04 10 00 46 30.932 -17 07 52.93 .85446 1.6651 125.8 20.5 .618 148 2024 08 04 11 00 46 32.231 -17 07 35.46 .85419 1.6651 125.8 20.5 .630 148 2024 08 04 12 00 46 33.525 -17 07 18.00 .85392 1.6651 125.8 20.5 .643 148 2024 08 04 13 00 46 34.815 -17 07 00.53 .85365 1.6651 125.8 20.5 .655 148