"Pseudo-MPEC" for P21D0rn

Created 2023 Jan 28 14:22:24 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     P21D0rn* C2023 01 20cU*T:/TMkfm3yW\cmi2kaM6BBHXI[N36XA*hPWY$Fo5\2)KDt3KeF52
     P21D0rn  C2023 01 20/nE1omT\]fWBT-yg#$4r9J*vv(KcT6L[^\*+j@BVxd1_dRcB@55kF52
     P21D0rn  C2023 01 20@fA7*0M0fbnHGS8gvoe`ZK$2h-#jxwV?m#dt3Q\\S]5lK1;jrOoPF52
     P21D0rn  C2023 01 20;]QHaA8Qs8Dv#d.TFa8[-=m-?QWoG:oUuJAstrometrynLC`J@=BF52
     P21D0rn |C2023 01 22*KwP3ie@,XwmQNJGO?!ENQIBWl](fJJ!9jf3Px0xP9QhA,gJ]6Fo807
     P21D0rn |C2023 01 22])wI^!tdWNWGnDRm/*wH,Nj(42Rrxredacted;g_\c@s7^Pe;R4_807
     P21D0rn |C2023 01 22^[clicknhXpN`;Vt'bF);gCw_`qYwU/bJ;v/y1Xgi(p)CL$$i$.*807
     P21D0rn |C2023 01 24l+[Qk,dB;t*ei[Niherel,06i?f-wkvSZH^oy)!dKpfor8/['D/J807
     P21D0rn |C2023 01 24kp5[_;KRpR.I2Va[/D\Mo,eYgG#QKH!`)`V^e2j\ex_wTGY=kok;807
     P21D0rn |C2023 01 240tCWQt]Tuw75SuU@?k+=P\KQoiweZ8Ajfqm9KB6cXD8gdXXoObQ!807
     P21D0rn KC2023 01 28nGDkf$]aH#%$tL=oTc'xUnbg1=Bb6cb[O@r6Bup!pBp7L3r$hf@0474
     P21D0rn KC2023 01 28FQMi:kY#-o-'gwIcm$3jC][IpT(8tHHAudn@wK'FX.hV2Q#6G3!)474
     P21D0rn KC2023 01 28]q7?c1g2,gaJexplanation5(Ha/Hsr6O*A-@_T.:7E1NdO:Q;Fs474
     P21D0rn KC2023 01 28q.^sIHAC@XL$y3D9h,SYQ?.;nHm/H@1?(J8RrZO88!k5:*WG^6x#474

Station data:
(474) Mount John Observatory, Lake Tekapo  (S43.987385 E170.464960)  New
   Zealand.  Observers A. C. Gilmore, P. M. Kilmartin. Measurer P. M.
   Kilmartin. 1.0-m f/7.7 reflector + CCD.
(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.

Orbital elements:  P21D0rn
   Perihelion 2022 Dec 30.65360 +/- 0.144 TT = 15:41:11 (JD 2459944.15360)
Epoch 2023 Jan 28.0 TT = JDT 2459972.5   Earth MOID: 0.2843      AutoNEOCP
M  14.50804157 +/- 0.12             (J2000 ecliptic)
n   0.51181254 +/- 0.00175          Peri.  324.09187 +/- 0.15
a   1.54784962 +/- 0.00352          Node   143.72400 +/- 0.012
e   0.1959154 +/- 0.000944          Incl.   16.06731 +/- 0.07
P   1.93/703.37d           H 22.82  G  0.15   U  8.5
q 1.24460202 +/- 0.00137    Q 1.85109722 +/- 0.00567
From 14 observations 2023 Jan. 20-28; mean residual 0".27
Residuals in arcseconds: 
230120 F52  .01+  .08-    230122 807  .02-  .17-    230128 474  .25-  .31-    
230120 F52  .05+  .29+    230122 807  .13+  .24-    230128 474  .60+  .30+    
230120 F52  .10-  .11+    230124 807  .09+  .07-    230128 474  .40+  .09-    
230120 F52  .02+  .40-    230124 807  .05-  .04+    230128 474  .70-  .11+    
230122 807  .03+  .56+    230124 807  .20-  .05-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2023 01 28 14  09 07 53.668   -00 49 02.86  .28887 1.2600 159.9 21.5 .148  45
2023 01 28 15  09 07 53.498   -00 46 47.98  .28883 1.2600 159.9 21.5 .152  46
2023 01 28 16  09 07 53.326   -00 44 32.99  .28878 1.2601 160.0 21.5 .157  46
2023 01 28 17  09 07 53.152   -00 42 17.90  .28874 1.2601 160.1 21.5 .161  47
2023 01 28 18  09 07 52.977   -00 40 02.70  .28870 1.2602 160.1 21.5 .166  47
2023 01 28 19  09 07 52.801   -00 37 47.40  .28866 1.2602 160.2 21.5 .171  48
2023 01 28 20  09 07 52.624   -00 35 32.00  .28861 1.2603 160.2 21.5 .175  48
2023 01 28 21  09 07 52.446   -00 33 16.50  .28857 1.2603 160.3 21.5 .180  49
2023 01 28 22  09 07 52.266   -00 31 00.89  .28853 1.2604 160.4 21.5 .185  49
2023 01 28 23  09 07 52.085   -00 28 45.19  .28849 1.2604 160.4 21.5 .190  49
2023 01 29 00  09 07 51.902   -00 26 29.38  .28845 1.2604 160.5 21.5 .195  50
2023 01 29 01  09 07 51.718   -00 24 13.47  .28841 1.2605 160.5 21.5 .200  50
2023 01 29 02  09 07 51.534   -00 21 57.47  .28837 1.2605 160.6 21.5 .205  50
2023 01 29 03  09 07 51.347   -00 19 41.36  .28833 1.2606 160.7 21.5 .210  50
2023 01 29 04  09 07 51.160   -00 17 25.15  .28829 1.2606 160.7 21.5 .216  51
2023 01 29 05  09 07 50.972   -00 15 08.85  .28825 1.2607 160.8 21.5 .221  51
2023 01 29 06  09 07 50.782   -00 12 52.44  .28821 1.2607 160.8 21.5 .226  51
2023 01 29 07  09 07 50.591   -00 10 35.94  .28818 1.2608 160.9 21.5 .232  51
2023 01 29 08  09 07 50.399   -00 08 19.34  .28814 1.2608 161.0 21.5 .237  51
2023 01 29 09  09 07 50.205   -00 06 02.64  .28810 1.2608 161.0 21.5 .243  51
2023 01 29 10  09 07 50.011   -00 03 45.85  .28806 1.2609 161.1 21.5 .248  52
2023 01 29 11  09 07 49.815   -00 01 28.96  .28802 1.2609 161.1 21.5 .254  52
2023 01 29 12  09 07 49.619   +00 00 48.03  .28799 1.2610 161.2 21.5 .260  52
2023 01 29 13  09 07 49.421   +00 03 05.11  .28795 1.2610 161.3 21.5 .265  52
2023 01 29 14  09 07 49.222   +00 05 22.29  .28792 1.2611 161.3 21.5 .271  52
2023 01 29 15  09 07 49.021   +00 07 39.56  .28788 1.2611 161.4 21.5 .277  52
2023 01 29 16  09 07 48.820   +00 09 56.92  .28784 1.2612 161.4 21.5 .283  52
2023 01 29 17  09 07 48.618   +00 12 14.38  .28781 1.2612 161.5 21.5 .289  52
2023 01 29 18  09 07 48.414   +00 14 31.93  .28777 1.2612 161.6 21.5 .295  52
2023 01 29 19  09 07 48.210   +00 16 49.58  .28774 1.2613 161.6 21.5 .301  52
2023 01 29 20  09 07 48.004   +00 19 07.32  .28771 1.2613 161.7 21.5 .308  52
2023 01 29 21  09 07 47.797   +00 21 25.15  .28767 1.2614 161.7 21.5 .314  52
2023 01 29 22  09 07 47.589   +00 23 43.07  .28764 1.2614 161.8 21.5 .320  52
2023 01 29 23  09 07 47.381   +00 26 01.08  .28761 1.2615 161.9 21.5 .327  52
2023 01 30 00  09 07 47.171   +00 28 19.19  .28757 1.2615 161.9 21.5 .333  52
2023 01 30 01  09 07 46.960   +00 30 37.38  .28754 1.2616 162.0 21.5 .340  52
2023 01 30 02  09 07 46.748   +00 32 55.66  .28751 1.2616 162.0 21.5 .346  52
2023 01 30 03  09 07 46.535   +00 35 14.04  .28748 1.2617 162.1 21.5 .353  52
2023 01 30 04  09 07 46.321   +00 37 32.50  .28744 1.2617 162.2 21.5 .360  52
2023 01 30 05  09 07 46.106   +00 39 51.05  .28741 1.2617 162.2 21.5 .366  52
2023 01 30 06  09 07 45.890   +00 42 09.69  .28738 1.2618 162.3 21.5 .373  52
2023 01 30 07  09 07 45.673   +00 44 28.42  .28735 1.2618 162.3 21.5 .380  52
2023 01 30 08  09 07 45.455   +00 46 47.23  .28732 1.2619 162.4 21.5 .387  52
2023 01 30 09  09 07 45.236   +00 49 06.13  .28729 1.2619 162.4 21.5 .394  52
2023 01 30 10  09 07 45.017   +00 51 25.12  .28726 1.2620 162.5 21.5 .401  51
2023 01 30 11  09 07 44.796   +00 53 44.19  .28723 1.2620 162.6 21.4 .408  51
2023 01 30 12  09 07 44.574   +00 56 03.35  .28720 1.2621 162.6 21.4 .416  51
2023 01 30 13  09 07 44.351   +00 58 22.59  .28717 1.2621 162.7 21.4 .423  51