"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