"Pseudo-MPEC" for P21Ddk2
Created 2023 Feb 4 0:22:11 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21Ddk2* C2023 01 23\[\.kC8Cq'3^@;J0FCtXHVk[+lIUp_7,G()`%Al8a.brT+Ff-Wh@F52
P21Ddk2 C2023 01 23=Dff6%7BMsLgR.E?JS'vagB'ty9=sVa`v;P!,s(Yyo2%XWD\dXKmF52
P21Ddk2 C2023 01 23T,ASE^'!AQ;qSD5[C_m#=$!Sh'1mN?pMETT!.uRJl_L7u-4ZU7QYF52
P21Ddk2 C2023 01 239*tooI4I?;oMop\j`7bf(]sq(THbG,dA!3ji]c+,kTV'yXgj@SrWF52
P21Ddk2 2C2023 01 234NcBvKi(ie]VU'msfyd@/Esh2cb?[@yJnblEg6'0!?g0FZ]24!,CK91
P21Ddk2 2C2023 01 23Fe2iN+KH+upGA;5WwE2fwb!ZN5\Z2\`RoPTU(_Pxaqnv)ku;-b8IK91
P21Ddk2 2C2023 01 23cMwRc1dErpnPIWXbaW#XKS;pOWWkI.PW`9h$9:u-K0M^M4;*G@^bK91
P21Ddk2 2C2023 01 23j3sG$w'fM^Lg*AYg7+ReiAstrometryYS^cXGcHZ6I83P$a4*N:5K91
P21Ddk2 3C2023 01 24.5nOMS'lv`Eredacted;4JFFKcH`SqxgGW(5;0*P?ymF,Ol]58q9T14
P21Ddk2 3C2023 01 248reU@K.8#O94WOPg3Z_,YSS@\EWK7NeOF**A/mYfBr!!Qg4eMAyZT14
P21Ddk2 3C2023 01 24N?Mvge$,n%jSFSFY@hQuB-0Ak7bjKjcg_.]oQw_*Cm*V3sab;nh%T14
P21Ddk2 KC2023 01 25.43764 09 26 23.03 +11 29 26.3 ~1PCM VNEOCP691
P21Ddk2 KC2023 01 25.44491 09 26 22.79 +11 29 28.0 ~1PCM VNEOCP691
P21Ddk2 KC2023 01 25.45218 09 26 22.53 +11 29 29.7 ~1PCM VNEOCP691
P21Ddk2 2C2023 01 2663R$ACA.;'qxyf)v%4srO_k6Ga_ifuW]'5$JVg?7^=6$clickGf)K93
P21Ddk2 2C2023 01 2759V-B;y3=`r`m=ctRBy//rFGj7Kk#.=d3_ZfrwLj]S7Upf-8?!7=K93
P21Ddk2 2C2023 01 27H'TsrW\RNF@h,`W3+;@vJ6bW)[N*Mk-.yZ'03_cSMC:g!MrpmI@]K93
P21Ddk2 2C2023 01 27ewfG%KtJX(IlcZ/Q?r*FoD3pK`@c`N8Bu=GIBYRkLoK[FD-here+K93
P21Ddk2 KC2023 01 30D)2MUrms5.OcFL_=sb_Sn+Yd0ndU!oSWye^T7R'L`16`]O#07==,A77
P21Ddk2 KC2023 01 30HvJXj4gE^A#],akxmLJ-]`mtiK+'hHgjy7i%j5celK-kI!rt./4VA77
P21Ddk2 IC2023 01 30*X'i_Ikmj=o4B9I`$o`P,S#$'fgpBKN#:3`9sP0Bd,\glfor:\SDL01
P21Ddk2 pC2023 01 31__R=Y(*O$V#[Jja0]4aG1%TGm;)S`hl8_/qAn!FJ$[tIw_,1Tv%bL01
P21Ddk2 KC2023 01 31CLb_Vpyxbk]r%@=%jv`E]#+IW9E]!C/d\?Z[v!HBh`+X6FQ[).@RL01
P21Ddk2 KC2023 01 31fZRI5u2yWR3lJ0rKX:,GTkYj70%AsFM_Z%botI1\WPF)VYxZRa9wL01
P21Ddk2 KC2023 01 31y$twG66'x`[r/GSE$]l.9%,/_8qR5p0lDaHEw9LuybH./!S3^yuR587
P21Ddk2 KC2023 01 31X[a=tXJcNZ/explanationLB2r?Kx;J`c2oe)?XTw:oht?Q#y;)u587
P21Ddk2 KC2023 02 02.35936 09 22 00.87 +11 58 32.1 ~22A7 20.3 RoNEOCP291
P21Ddk2 KC2023 02 02.37669 09 22 00.28 +11 58 36.2 ~22A7 20.1 RoNEOCP291
P21Ddk2 KC2023 02 02.39402 09 21 59.67 +11 58 40.1 ~22A7 19.9 RoNEOCP291
Station data:
(291) LPL/Spacewatch II (N31.961669 W111.599905) US/Arizona. Observers J.
V. Scotti, R. S. McMillan. 1.8-m f/2.7 reflector + CCD.
(587) Sormano (N45.882946 E9.229180) Italy. Observers E. Colzani, E. Valli.
Measurer P. Sicoli. 0.5-m f/6.8 reflector + CCD.
(691) Steward Observatory, Kitt Peak - Spacewatch (N31.962174 W111.600327)
US/Arizona. Observer J. V. Scotti. 0.9-m f/3 reflector + CCD.
(A77) Observatoire Chante-Perdrix, Dauban (N43.999790 E5.646930) France.
Observers F. Kugel, J.-G. Bosch. 0.4-m f/2.8 reflector + CCD0.2-m f/5.7
reflector + CCD0.2-m f/5.6 reflector + CCD.
(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.
(K91) Sutherland-LCO A (S32.380540 E20.810190) South Africa. Observers T.
Lister, S. Greenstreet, E. Gomez. Measurer T. Lister. 1.0-m f/8
Ritchey-Chrétien + CCD.
(K93) Sutherland-LCOGT C (S32.380667 E20.810110) South Africa. Observer R.
Miles. 1.0-m f/8.0 Ritchey-Chrétien + CCD.
(L01) Višnjan Observatory, Tičan (N45.290897 E13.749300) Croatia.
Observers K. Korlević, D. Pujagic, V. Dobos. Measurers D. Pujagic, K.
Korlević. 1.0-m f/2.9 reflector + CCD.
(T14) Mauna Kea-UH/Tholen NEO Follow-Up (CFHT) (N19.825252 W155.468876)
US/Hawaii. 3.6-m Canada-France-Hawaii Telescope.
Orbital elements: P21Ddk2
Perihelion 2021 Jan 12.45409 +/- 176 TT = 10:53:53 (JD 2459226.95409)
Epoch 2023 Feb 2.0 TT = JDT 2459977.5 Ju: 0.4349 AutoNEOCP
M 73.92463655 +/- 21 (J2000 ecliptic)
n 0.09849448 +/- 0.00604 Peri. 251.57013 +/- 15
a 4.64367083 +/- 0.193 Node 154.50901 +/- 0.9
e 0.1533475 +/- 0.0541 Incl. 8.86064 +/- 0.54
P 10.01 H 14.57 G 0.15 U 9.4
q 3.93157525 +/- 0.0924 Q 5.35576640 +/- 0.477
From 29 observations 2023 Jan. 23-Feb. 2; mean residual 0".34
Residuals in arcseconds: 230123 F52 .23- .05+ 230124 T14 .04+ .01+ 230130 L01 1.2- .05+ 230123 F52 .17- .09+ 230125 691 .03- .29- 230131 L01 .48- .54- 230123 F52 .20- .06+ 230125 691 .05- .12- 230131 L01 .26+ .71- 230123 F52 .45- .05+ 230125 691 .37- .05+ 230131 L01 .06+ .00 230123 K91 .39- .03+ 230126 K93 .43+ .28- 230131 587 .30+ .25- 230123 K91 .40- .08+ 230127 K93 .06+ .15+ 230131 587 .27+ .27- 230123 K91 .55- .04+ 230127 K93 .34- .11- 230202 291 .03- .11- 230123 K91 .26- .11- 230127 K93 .15- .28- 230202 291 .15+ .06+ 230124 T14 .03+ .01- 230130 A77 .09- 1.4+ 230202 291 .04+ .04+ 230124 T14 .05+ .00 230130 A77 .02+ .62+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2023 02 04 00 09 21 05.157 +12 04 47.40 3.5726 4.5549 174.6 20.8 .525 69 2023 02 04 01 09 21 03.738 +12 04 56.95 3.5726 4.5549 174.7 20.8 .536 69 2023 02 04 02 09 21 02.319 +12 05 06.49 3.5726 4.5550 174.7 20.8 .548 70 2023 02 04 03 09 21 00.900 +12 05 16.05 3.5726 4.5550 174.7 20.8 .560 70 2023 02 04 04 09 20 59.481 +12 05 25.60 3.5726 4.5551 174.8 20.8 .572 70 2023 02 04 05 09 20 58.062 +12 05 35.15 3.5726 4.5551 174.8 20.8 .584 71 2023 02 04 06 09 20 56.642 +12 05 44.71 3.5726 4.5552 174.8 20.8 .597 71 2023 02 04 07 09 20 55.222 +12 05 54.27 3.5726 4.5552 174.9 20.8 .609 71 2023 02 04 08 09 20 53.803 +12 06 03.83 3.5726 4.5553 174.9 20.8 .622 71 2023 02 04 09 09 20 52.383 +12 06 13.39 3.5726 4.5553 175.0 20.8 .635 72 2023 02 04 10 09 20 50.963 +12 06 22.95 3.5726 4.5554 175.0 20.8 .648 72 2023 02 04 11 09 20 49.542 +12 06 32.52 3.5726 4.5554 175.0 20.8 .661 72 2023 02 04 12 09 20 48.122 +12 06 42.08 3.5726 4.5555 175.1 20.8 .675 73 2023 02 04 13 09 20 46.702 +12 06 51.65 3.5726 4.5556 175.1 20.8 .688 73 2023 02 04 14 09 20 45.281 +12 07 01.22 3.5726 4.5556 175.1 20.8 .702 73 2023 02 04 15 09 20 43.861 +12 07 10.80 3.5726 4.5557 175.2 20.8 .716 73 2023 02 04 16 09 20 42.440 +12 07 20.37 3.5726 4.5557 175.2 20.8 .730 74 2023 02 04 17 09 20 41.019 +12 07 29.95 3.5726 4.5558 175.3 20.8 .744 74 2023 02 04 18 09 20 39.598 +12 07 39.52 3.5726 4.5558 175.3 20.8 .758 74 2023 02 04 19 09 20 38.177 +12 07 49.10 3.5727 4.5559 175.3 20.8 .773 74 2023 02 04 20 09 20 36.756 +12 07 58.68 3.5727 4.5559 175.4 20.8 .788 75 2023 02 04 21 09 20 35.335 +12 08 08.26 3.5727 4.5560 175.4 20.8 .803 75 2023 02 04 22 09 20 33.913 +12 08 17.85 3.5727 4.5560 175.4 20.8 .818 75 2023 02 04 23 09 20 32.492 +12 08 27.43 3.5727 4.5561 175.5 20.8 .833 75 2023 02 05 00 09 20 31.070 +12 08 37.02 3.5727 4.5561 175.5 20.8 .848 76 2023 02 05 01 09 20 29.649 +12 08 46.61 3.5727 4.5562 175.5 20.8 .864 76 2023 02 05 02 09 20 28.227 +12 08 56.20 3.5727 4.5562 175.6 20.8 .880 76 2023 02 05 03 09 20 26.805 +12 09 05.79 3.5727 4.5563 175.6 20.8 .896 76 2023 02 05 04 09 20 25.383 +12 09 15.38 3.5727 4.5563 175.6 20.8 .912 77 2023 02 05 05 09 20 23.961 +12 09 24.98 3.5727 4.5564 175.7 20.8 .928 77 2023 02 05 06 09 20 22.539 +12 09 34.57 3.5728 4.5564 175.7 20.8 .945 77 2023 02 05 07 09 20 21.117 +12 09 44.17 3.5728 4.5565 175.7 20.8 .962 77 2023 02 05 08 09 20 19.695 +12 09 53.77 3.5728 4.5565 175.8 20.8 .978 77 2023 02 05 09 09 20 18.273 +12 10 03.37 3.5728 4.5566 175.8 20.8 1.00 78 2023 02 05 10 09 20 16.850 +12 10 12.97 3.5728 4.5566 175.8 20.8 1.01 78 2023 02 05 11 09 20 15.428 +12 10 22.58 3.5728 4.5567 175.9 20.8 1.03 78 2023 02 05 12 09 20 14.005 +12 10 32.18 3.5728 4.5567 175.9 20.8 1.05 78 2023 02 05 13 09 20 12.583 +12 10 41.79 3.5728 4.5568 175.9 20.8 1.07 78 2023 02 05 14 09 20 11.160 +12 10 51.40 3.5729 4.5568 176.0 20.8 1.08 79 2023 02 05 15 09 20 09.737 +12 11 01.01 3.5729 4.5569 176.0 20.8 1.10 79 2023 02 05 16 09 20 08.315 +12 11 10.62 3.5729 4.5569 176.0 20.8 1.12 79 2023 02 05 17 09 20 06.892 +12 11 20.23 3.5729 4.5570 176.0 20.8 1.14 79 2023 02 05 18 09 20 05.469 +12 11 29.84 3.5729 4.5570 176.1 20.8 1.16 79 2023 02 05 19 09 20 04.046 +12 11 39.46 3.5730 4.5571 176.1 20.8 1.18 80 2023 02 05 20 09 20 02.623 +12 11 49.08 3.5730 4.5572 176.1 20.8 1.20 80 2023 02 05 21 09 20 01.200 +12 11 58.69 3.5730 4.5572 176.2 20.8 1.22 80 2023 02 05 22 09 19 59.777 +12 12 08.31 3.5730 4.5573 176.2 20.8 1.23 80 2023 02 05 23 09 19 58.354 +12 12 17.93 3.5730 4.5573 176.2 20.8 1.25 80