"Pseudo-MPEC" for P21JwCc
Created 2023 Oct 1 2:22:13 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21JwCc* C2023 09 14oT$rgsV^VXXAstrometrymanBjS*wf/redacted;jgFIfkY;a3@3F52
P21JwCc C2023 09 14Umi9IHqq3e`#rEU^.yvy%k_WRLQe[ETuHVFsNY8clicki704FnBEF52
P21JwCc C2023 09 14KrEP46iFBQawPoLyMLT`eCwu1wj.CoBEo25;.Qlo(wdUPD(yhgv@F52
P21JwCc KC2023 09 16.46884 23 40 55.98 +08 21 36.4 ~9GCb 21.3 RVNEOCP691
P21JwCc KC2023 09 16.48225 23 40 56.00 +08 21 19.7 ~9GCb 21.4 RVNEOCP691
P21JwCc KC2023 09 16.49567 23 40 56.21 +08 21 03.5 ~9GCb 21.2 RVNEOCP691
P21JwCc KC2023 09 18=.qanVv6!kj`0u-Y$*x3ZhereBo6A7$WuO\vC8r4m6^Xfor!YeZ7H21
P21JwCc KC2023 09 18IXJ]!stv1R:BMtKcpI!i]HaM,?N@_cWbA\Fv/ts@gc-b4p2]qUt?H21
P21JwCc KC2023 09 18H6PFO9W75m7e#e8wk:xBOnTf?0;9=?pm?EaP7PxN;!nTR_4m80v`H21
P21JwCc KC2023 09 18(Ws/tlYBe%);39DNn8\GRJnjZj*S,d[d]D8)$Zn)=0yP#w%L6;MBH21
P21JwCc C2023 09 19fAfepSq[55r3N7bptZMV8K5;Qk]qf#qQs%.:8''@]?(-mbBA?Zl.F52
P21JwCc C2023 09 19xa_Cx0/!(`tab]UT\N!!W.IsPjld6!w:_uKnv-.JnK-I%K+Taei0F52
P21JwCc C2023 09 198s+^j,TgF:KblXKpLv$uU)[cdBNSRAL,LdvX?=X33*O%buivS,7yF52
P21JwCc C2023 09 19o!ux.'?43kyc#rZ[_m?4L\5%e/CqFwg!rec^xgOQ+R#?gbgavmC1F52
P21JwCc C2023 09 23oHw%En%B5[oDo^v6g'us*;;l\iOyE!Q$FF]C[86=aNmQpuMi%B*rF51
P21JwCc C2023 09 23$`aS9;R:GV;mn8(2Pr)k!wvqrI`QEEI#_dWyexplanationZcm'tF51
Station data:
(691) Steward Observatory, Kitt Peak - Spacewatch (N31.962174 W111.600327)
US/Arizona. Observer J. V. Scotti. 0.9-m f/3 reflector + CCD.
(F51) Pan-STARRS 1, Haleakala (N20.707234 W156.255910) US/Hawaii.
Observers J. Bulger, 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.
(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.
Orbital elements: P21JwCc
Perihelion 2023 Nov 21.09290 +/- 0.285 TT = 2:13:46 (JD 2460269.59290)
Epoch 2023 Sep 23.0 TT = JDT 2460210.5 Earth MOID: 0.3233 Ma: 0.0344
M 347.39700473 +/- 0.34 (J2000 ecliptic) AutoNEOCP
n 0.21327427 +/- 0.00695 Peri. 215.20043 +/- 0.21
a 2.77445100 +/- 0.0602 Node 189.13286 +/- 0.047
e 0.5338215 +/- 0.00932 Incl. 12.32164 +/- 0.15
P 4.62 H 22.52 G 0.15 U 9.4
q 1.29338934 +/- 0.00222 Q 4.25551266 +/- 0.118
From 16 observations 2023 Sept. 14-23; mean residual 0".37
Residuals in arcseconds: 230914 F52 .03- .09+ 230918 H21 .11- .01+ 230919 F52 .03+ .17- 230914 F52 .04- .19+ 230918 H21 .28- .11- 230919 F52 .14+ .12- 230914 F52 .18+ .10- 230918 H21 .15- .02- 230923 F51 .09- .03+ 230916 691 .68+ .68- 230918 H21 .20- .19+ 230923 F51 .09+ .07- 230916 691 1.2- .95- 230919 F52 .10- .09+ 230916 691 .31- .70- 230919 F52 .07+ .47+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2023 10 01 02 23 45 30.503 +02 13 00.38 .41116 1.4078 169.6 21.9 5.49 14 2023 10 01 03 23 45 31.608 +02 11 46.70 .41103 1.4076 169.6 21.9 5.55 14 2023 10 01 04 23 45 32.717 +02 10 32.97 .41090 1.4074 169.6 21.9 5.62 14 2023 10 01 05 23 45 33.828 +02 09 19.20 .41077 1.4073 169.5 21.9 5.68 14 2023 10 01 06 23 45 34.942 +02 08 05.38 .41064 1.4071 169.5 21.9 5.75 14 2023 10 01 07 23 45 36.058 +02 06 51.52 .41051 1.4069 169.5 21.9 5.81 14 2023 10 01 08 23 45 37.177 +02 05 37.61 .41038 1.4067 169.4 21.9 5.88 14 2023 10 01 09 23 45 38.298 +02 04 23.66 .41025 1.4066 169.4 21.9 5.95 14 2023 10 01 10 23 45 39.422 +02 03 09.66 .41012 1.4064 169.4 21.9 6.01 14 2023 10 01 11 23 45 40.549 +02 01 55.62 .40999 1.4062 169.3 21.9 6.08 14 2023 10 01 12 23 45 41.679 +02 00 41.54 .40986 1.4060 169.3 21.9 6.15 14 2023 10 01 13 23 45 42.811 +01 59 27.41 .40974 1.4059 169.2 21.9 6.22 14 2023 10 01 14 23 45 43.945 +01 58 13.24 .40961 1.4057 169.2 21.9 6.29 14 2023 10 01 15 23 45 45.083 +01 56 59.03 .40948 1.4055 169.2 21.9 6.36 14 2023 10 01 16 23 45 46.223 +01 55 44.77 .40935 1.4053 169.1 21.9 6.43 14 2023 10 01 17 23 45 47.366 +01 54 30.47 .40923 1.4052 169.1 21.9 6.50 14 2023 10 01 18 23 45 48.511 +01 53 16.13 .40910 1.4050 169.1 21.9 6.57 14 2023 10 01 19 23 45 49.659 +01 52 01.75 .40897 1.4048 169.0 21.9 6.65 14 2023 10 01 20 23 45 50.810 +01 50 47.32 .40885 1.4046 169.0 21.9 6.72 14 2023 10 01 21 23 45 51.964 +01 49 32.85 .40872 1.4045 169.0 21.9 6.79 14 2023 10 01 22 23 45 53.120 +01 48 18.34 .40860 1.4043 168.9 21.9 6.86 14 2023 10 01 23 23 45 54.279 +01 47 03.78 .40847 1.4041 168.9 21.9 6.94 14 2023 10 02 00 23 45 55.440 +01 45 49.19 .40835 1.4040 168.8 21.9 7.01 14 2023 10 02 01 23 45 56.605 +01 44 34.55 .40822 1.4038 168.8 21.9 7.09 14 2023 10 02 02 23 45 57.772 +01 43 19.87 .40810 1.4036 168.8 21.9 7.16 14 2023 10 02 03 23 45 58.942 +01 42 05.15 .40797 1.4034 168.7 21.9 7.24 14 2023 10 02 04 23 46 00.114 +01 40 50.39 .40785 1.4033 168.7 21.9 7.32 14 2023 10 02 05 23 46 01.290 +01 39 35.59 .40773 1.4031 168.7 21.9 7.39 14 2023 10 02 06 23 46 02.468 +01 38 20.74 .40760 1.4029 168.6 21.9 7.47 14 2023 10 02 07 23 46 03.649 +01 37 05.86 .40748 1.4028 168.6 21.9 7.55 14 2023 10 02 08 23 46 04.832 +01 35 50.93 .40736 1.4026 168.5 21.9 7.63 14 2023 10 02 09 23 46 06.019 +01 34 35.97 .40724 1.4024 168.5 21.9 7.71 14 2023 10 02 10 23 46 07.208 +01 33 20.97 .40712 1.4022 168.5 21.9 7.79 14 2023 10 02 11 23 46 08.400 +01 32 05.92 .40699 1.4021 168.4 21.9 7.87 14 2023 10 02 12 23 46 09.594 +01 30 50.84 .40687 1.4019 168.4 21.9 7.95 14 2023 10 02 13 23 46 10.792 +01 29 35.71 .40675 1.4017 168.3 21.9 8.03 14 2023 10 02 14 23 46 11.992 +01 28 20.55 .40663 1.4016 168.3 21.9 8.11 14 2023 10 02 15 23 46 13.196 +01 27 05.35 .40651 1.4014 168.3 21.9 8.20 14 2023 10 02 16 23 46 14.402 +01 25 50.11 .40639 1.4012 168.2 21.9 8.28 14 2023 10 02 17 23 46 15.610 +01 24 34.83 .40627 1.4011 168.2 21.9 8.36 14 2023 10 02 18 23 46 16.822 +01 23 19.51 .40615 1.4009 168.2 21.9 8.45 14 2023 10 02 19 23 46 18.037 +01 22 04.15 .40603 1.4007 168.1 21.9 8.53 14 2023 10 02 20 23 46 19.254 +01 20 48.76 .40591 1.4005 168.1 21.9 8.62 14 2023 10 02 21 23 46 20.474 +01 19 33.32 .40580 1.4004 168.0 21.9 8.70 14 2023 10 02 22 23 46 21.697 +01 18 17.85 .40568 1.4002 168.0 21.9 8.79 14 2023 10 02 23 23 46 22.923 +01 17 02.34 .40556 1.4000 168.0 21.9 8.87 14 2023 10 03 00 23 46 24.152 +01 15 46.79 .40544 1.3999 167.9 21.9 8.96 14 2023 10 03 01 23 46 25.384 +01 14 31.21 .40532 1.3997 167.9 21.9 9.05 14