"Pseudo-MPEC" for P21Ddc1
Created 2023 Jan 27 11:22:26 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21Ddc1* C2023 01 23KTytDlSpI6r^Ie?X[HyA_qu!bFT[A8,OkZs7hD`$yM[r_pt87Z/fF52
P21Ddc1 C2023 01 235Kg[YVqb,w%Se#ni?Gp?/p:HaN1(c]IxpKTh3`^d@8OC,r=SBqrRF52
P21Ddc1 C2023 01 23Bf):ee#4Astrometry!s_V;Mpy767A4w9+*\W4DCh(^Sm;0(q)AMF52
P21Ddc1 KC2023 01 23DnwC`45'ft-KV/(D.%f6=t)Y*eP3-WWUTT;Bivx0q+['ocL#Blm`L01
P21Ddc1 KC2023 01 23fPspI)#Z:XhoNe8$cHOI)WF]uiOhOpHf4KJ7_dJ'3RlLV0t,Y$=QL01
P21Ddc1 pC2023 01 23JT9]nBSfDt!Ixredacted;lbjPH6%FPeYT(dY6jLs8o'Ym!4=yZYL01
P21Ddc1 KC2023 01 23;wIEE:G$`xit,K8e;]l5Oap..qv%JW_?.be-f2=U7K[)jvf\ew[$L01
P21Ddc1 pC2023 01 23`,!eVXJPf3;si'_,FowKP'om,Fc][hChCcxU3NACnD%.P%#NP-/yL01
P21Ddc1 KC2023 01 23.97156608 09 54.682+13 28 39.86 ~1NNq 20.1 GVNEOCPJ95
P21Ddc1 KC2023 01 23.97813108 09 50.539+13 28 00.34 ~1NNq 21.2 GVNEOCPJ95
P21Ddc1 C2023 01 243V_3@Cob@7+)i`qr[K;)o@7FEclick:NOG])59hYequ,biR@`JU2654
P21Ddc1 C2023 01 24?_':vM_kUil8r[R:^e/afLAU$(q(!0/;-7URherelDx_pZ7drVj'654
P21Ddc1 C2023 01 24qV-mf1/(mZdoks0Rde^Wc\3p-xh=hJiyW\?CE!jYe_$^J0IinZS+654
P21Ddc1 |C2023 01 27P@!7D.aHw:YYYXZm8E,]VM`ut-JM\;lJ-(GGa[Zm:e+9qv()7\$1807
P21Ddc1 |C2023 01 27i_6AQb!UI]WpDlP_D'E]SG4[*%=b6`GVBX?wghZD9Y6CuPhWforu807
P21Ddc1 |C2023 01 27%0vmErhcjiX2!wdi@xg3WXV-explanation.xd)XNY%s_R5';7q^807
Station data:
(654) Table Mountain Observatory, Wrightwood-PHMC (N34.381820 W117.681590)
US/California. Observers P. Choi, N. Saini, C. Zhai, R. Trahan, M. Shao.
(807) Cerro Tololo Observatory, La Serena (S30.169133 W70.805900) Chile.
Observer R. Holmes. 0.61-m f/6.5 astrograph + 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.
(J95) Great Shefford (N51.474969 W1.447003) UK/England. Observer P.
Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain + 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.
Orbital elements: P21Ddc1
Perihelion 2022 Nov 7.66594 +/- 0.193 TT = 15:58:57 (JD 2459891.16594)
Epoch 2023 Jan 27.0 TT = JDT 2459971.5 Earth MOID: 0.0342 Ve: 0.0083
M 77.65958440 +/- 0.37 (J2000 ecliptic) AutoNEOCP
n 0.96670810 +/- 0.00237 Peri. 61.22300 +/- 0.032
a 1.01299152 +/- 0.00165 Node 301.37666 +/- 0.0029
e 0.4044005 +/- 0.00255 Incl. 15.26294 +/- 0.12
P 1.02/372.39d H 25.71 G 0.15 U 8.7
q 0.60333721 +/- 0.0016 Q 1.42264582 +/- 0.00491
From 16 observations 2023 Jan. 23-27; mean residual 0".45
Residuals in arcseconds: 230123 F52 .04+ .08+ 230123 L01 .63+ .41- 230124 654 .08+ .28- 230123 F52 .39+ .55+ 230123 L01 1.4+ .60- 230127 807 .06- .28+ 230123 F52 .43- .01- 230123 J95 .47- .09- 230127 807 .12- .08+ 230123 L01 .01+ .78- 230123 J95 .11+ .31+ 230127 807 .04- .12- 230123 L01 .48- .27- 230124 654 .80+ .27- 230123 L01 .01+ .02+ 230124 654 .77+ .33- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2023 01 27 11 07 43 10.340 +08 53 11.48 .10942 1.0902 163.7 22.0 .389 6 2023 01 27 12 07 42 56.087 +08 50 39.66 .10974 1.0904 163.6 22.0 .401 7 2023 01 27 13 07 42 41.924 +08 48 08.72 .11006 1.0907 163.5 22.0 .414 7 2023 01 27 14 07 42 27.851 +08 45 38.65 .11037 1.0910 163.4 22.0 .427 8 2023 01 27 15 07 42 13.865 +08 43 09.47 .11069 1.0912 163.3 22.0 .440 8 2023 01 27 16 07 41 59.967 +08 40 41.15 .11101 1.0915 163.2 22.0 .453 9 2023 01 27 17 07 41 46.156 +08 38 13.69 .11133 1.0917 163.1 22.0 .466 9 2023 01 27 18 07 41 32.431 +08 35 47.09 .11165 1.0920 163.0 22.0 .479 10 2023 01 27 19 07 41 18.792 +08 33 21.34 .11197 1.0923 162.9 22.0 .492 10 2023 01 27 20 07 41 05.237 +08 30 56.43 .11229 1.0925 162.8 22.1 .505 11 2023 01 27 21 07 40 51.767 +08 28 32.36 .11261 1.0928 162.7 22.1 .518 11 2023 01 27 22 07 40 38.380 +08 26 09.13 .11292 1.0930 162.6 22.1 .531 12 2023 01 27 23 07 40 25.076 +08 23 46.71 .11324 1.0933 162.5 22.1 .544 12 2023 01 28 00 07 40 11.854 +08 21 25.12 .11356 1.0936 162.4 22.1 .557 12 2023 01 28 01 07 39 58.714 +08 19 04.35 .11389 1.0938 162.4 22.1 .570 13 2023 01 28 02 07 39 45.655 +08 16 44.38 .11421 1.0941 162.3 22.1 .583 13 2023 01 28 03 07 39 32.677 +08 14 25.22 .11453 1.0944 162.2 22.1 .597 13 2023 01 28 04 07 39 19.778 +08 12 06.85 .11485 1.0946 162.1 22.1 .610 14 2023 01 28 05 07 39 06.958 +08 09 49.28 .11517 1.0949 162.0 22.1 .623 14 2023 01 28 06 07 38 54.216 +08 07 32.49 .11549 1.0951 161.9 22.2 .636 14 2023 01 28 07 07 38 41.553 +08 05 16.49 .11581 1.0954 161.8 22.2 .649 14 2023 01 28 08 07 38 28.967 +08 03 01.26 .11614 1.0957 161.7 22.2 .662 15 2023 01 28 09 07 38 16.457 +08 00 46.80 .11646 1.0959 161.6 22.2 .675 15 2023 01 28 10 07 38 04.024 +07 58 33.11 .11678 1.0962 161.5 22.2 .687 15 2023 01 28 11 07 37 51.666 +07 56 20.18 .11710 1.0964 161.4 22.2 .700 15 2023 01 28 12 07 37 39.384 +07 54 08.00 .11743 1.0967 161.3 22.2 .713 16 2023 01 28 13 07 37 27.175 +07 51 56.58 .11775 1.0970 161.2 22.2 .726 16 2023 01 28 14 07 37 15.041 +07 49 45.89 .11807 1.0972 161.1 22.2 .739 16 2023 01 28 15 07 37 02.980 +07 47 35.95 .11840 1.0975 161.1 22.2 .752 16 2023 01 28 16 07 36 50.991 +07 45 26.74 .11872 1.0977 161.0 22.2 .764 16 2023 01 28 17 07 36 39.075 +07 43 18.26 .11905 1.0980 160.9 22.3 .777 16 2023 01 28 18 07 36 27.230 +07 41 10.51 .11937 1.0983 160.8 22.3 .790 17 2023 01 28 19 07 36 15.457 +07 39 03.48 .11969 1.0985 160.7 22.3 .802 17 2023 01 28 20 07 36 03.754 +07 36 57.15 .12002 1.0988 160.6 22.3 .815 17 2023 01 28 21 07 35 52.121 +07 34 51.54 .12034 1.0990 160.5 22.3 .827 17 2023 01 28 22 07 35 40.558 +07 32 46.64 .12067 1.0993 160.4 22.3 .839 17 2023 01 28 23 07 35 29.064 +07 30 42.43 .12100 1.0996 160.3 22.3 .852 17 2023 01 29 00 07 35 17.639 +07 28 38.92 .12132 1.0998 160.2 22.3 .864 17 2023 01 29 01 07 35 06.281 +07 26 36.10 .12165 1.1001 160.2 22.3 .876 17 2023 01 29 02 07 34 54.991 +07 24 33.97 .12197 1.1003 160.1 22.3 .889 18 2023 01 29 03 07 34 43.768 +07 22 32.52 .12230 1.1006 160.0 22.3 .901 18 2023 01 29 04 07 34 32.612 +07 20 31.74 .12263 1.1009 159.9 22.3 .913 18 2023 01 29 05 07 34 21.522 +07 18 31.64 .12295 1.1011 159.8 22.4 .925 18 2023 01 29 06 07 34 10.497 +07 16 32.21 .12328 1.1014 159.7 22.4 .937 18 2023 01 29 07 07 33 59.538 +07 14 33.43 .12361 1.1016 159.6 22.4 .949 18 2023 01 29 08 07 33 48.643 +07 12 35.32 .12394 1.1019 159.6 22.4 .960 18 2023 01 29 09 07 33 37.812 +07 10 37.86 .12426 1.1021 159.5 22.4 .972 18 2023 01 29 10 07 33 27.045 +07 08 41.05 .12459 1.1024 159.4 22.4 .984 18