"Pseudo-MPEC" for P21DMef

Created 2023 Mar 26 22:22:16 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     P21DMef* C2023 03 210Yi9b\7jSUhI5%1:.'Cc8w`K;WX2%FB856q'kJaFm05rB*#MC;J)F52
     P21DMef  C2023 03 21@?:SQ?yNW52`E#e,#2=l*9vd#a1'D,F__RX^jMx4C%S)\eF(I9%gF52
     P21DMef  C2023 03 21/\NudL'01fD$v4,t6t=oMGQ8G3;;l(JO0E9\Inl@8KLW7+.1XUJWF52
     P21DMef  C2023 03 21OerBGvqWB09H3aoAstrometrySStJY+au6o,H%r6R7.t8*EoUb)BF52
     P21DMef |C2023 03 22$RPWL71;fG0MIiOu%[2gUredacted;$LTs,clickc55,9A\KG6bX807
     P21DMef |C2023 03 22Q(Y;U\+_Wd@i,PG2*@H0.TI)jtQ6cWswL(YWg7vbZ\l(nvfD2NR6807
     P21DMef |C2023 03 22Xvd/UL3NI`0)qRtG:T),\Q\9[Klg;$dZ3@5:.=cH'FheresY@AMO807
     P21DMef KC2023 03 23$Y1Vp$N+*trEy6%fWneej3mj`Le'for:`3%p]*Dh4raYqw9^.aMM474
     P21DMef KC2023 03 23b:@S!F\XB4]8qA6`U/!iR\;C7hpy)jR*kJfk\/%t!Q;8kKGF:'Rv474
     P21DMef KC2023 03 23ms7\D6?4CIYGiK*R*XT[sFDGL8N%hNexplanationrb?.,VMtSPT474
     P21DMef KC2023 03 23@Y^Lcyj%hMR[1I*]1JlqZsFgJTgj3pPBwOfWUU+-6ar9kU%oGP)A474
     P21DMef KC2023 03 25.42411 13 05 46.11 -11 17 12.1    ~3PBM 21.3 RVNEOCP691
     P21DMef KC2023 03 25.43536 13 05 46.04 -11 17 04.9    ~3PBM 21.0 RVNEOCP691
     P21DMef KC2023 03 25.44661 13 05 46.01 -11 16 57.7    ~3PBM       VNEOCP691

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.
(691) Steward Observatory, Kitt Peak - Spacewatch  (N31.962174 W111.600327)
   US/Arizona.  Observer J. V. Scotti. 0.9-m f/3 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:  P21DMef
   Perihelion 2023 May 9.94566 +/- 1.4 TT = 22:41:44 (JD 2460074.44566)
Epoch 2023 Mar 25.0 TT = JDT 2460028.5   Earth MOID: 0.4761      AutoNEOCP
M 347.61905041 +/- 0.42             (J2000 ecliptic)
n   0.26946941 +/- 0.00425          Peri.   16.40908 +/- 0.9
a   2.37390352 +/- 0.025            Node   201.63630 +/- 0.036
e   0.3760496 +/- 0.0045            Incl.    6.75657 +/- 0.06
P   3.66                   H 20.73  G  0.15   U  9.1
q 1.48119801 +/- 0.00616    Q 3.26660904 +/- 0.0447
From 14 observations 2023 Mar. 21-25; mean residual 0".29
Residuals in arcseconds: 
230321 F52  .09-  .06+    230322 807  .03-  .83+    230323 474  .27+  .23-    
230321 F52  .02-  .00     230322 807  .38+  .16-    230325 691  .60+  .06+    
230321 F52  .02-  .03+    230323 474  .20-  .39-    230325 691  .15-  .06+    
230321 F52  .13+  .24-    230323 474  .24-  .17-    230325 691  .34-  .03+    
230322 807  .15-  .71+    230323 474  .13-  .05-    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2023 03 26 22  13 05 50.357   -11 00 52.45  .54211 1.5289 165.8 21.0 .824 139
2023 03 26 23  13 05 50.431   -11 00 24.69  .54194 1.5288 165.8 21.0 .848 139
2023 03 27 00  13 05 50.503   -10 59 56.89  .54177 1.5287 165.9 21.0 .873 139
2023 03 27 01  13 05 50.573   -10 59 29.05  .54160 1.5286 165.9 21.0 .898 139
2023 03 27 02  13 05 50.642   -10 59 01.17  .54143 1.5285 166.0 21.0 .923 139
2023 03 27 03  13 05 50.709   -10 58 33.25  .54127 1.5285 166.0 21.0 .948 139
2023 03 27 04  13 05 50.774   -10 58 05.30  .54110 1.5284 166.1 21.0 .974 139
2023 03 27 05  13 05 50.837   -10 57 37.31  .54093 1.5283 166.1 21.0 1.00 139
2023 03 27 06  13 05 50.899   -10 57 09.28  .54077 1.5282 166.2 21.0 1.03 139
2023 03 27 07  13 05 50.959   -10 56 41.22  .54060 1.5281 166.2 21.0 1.05 138
2023 03 27 08  13 05 51.017   -10 56 13.12  .54044 1.5280 166.2 21.0 1.08 138
2023 03 27 09  13 05 51.073   -10 55 44.98  .54027 1.5279 166.3 21.0 1.11 138
2023 03 27 10  13 05 51.128   -10 55 16.80  .54011 1.5278 166.3 21.0 1.13 138
2023 03 27 11  13 05 51.181   -10 54 48.58  .53994 1.5278 166.4 21.0 1.16 138
2023 03 27 12  13 05 51.232   -10 54 20.33  .53978 1.5277 166.4 21.0 1.19 138
2023 03 27 13  13 05 51.281   -10 53 52.04  .53961 1.5276 166.5 21.0 1.22 138
2023 03 27 14  13 05 51.329   -10 53 23.72  .53945 1.5275 166.5 21.0 1.24 138
2023 03 27 15  13 05 51.375   -10 52 55.35  .53929 1.5274 166.6 20.9 1.27 138
2023 03 27 16  13 05 51.420   -10 52 26.95  .53912 1.5273 166.6 20.9 1.30 138
2023 03 27 17  13 05 51.462   -10 51 58.51  .53896 1.5272 166.6 20.9 1.33 138
2023 03 27 18  13 05 51.503   -10 51 30.04  .53880 1.5272 166.7 20.9 1.36 138
2023 03 27 19  13 05 51.543   -10 51 01.53  .53864 1.5271 166.7 20.9 1.39 138
2023 03 27 20  13 05 51.580   -10 50 32.98  .53847 1.5270 166.8 20.9 1.42 138
2023 03 27 21  13 05 51.616   -10 50 04.39  .53831 1.5269 166.8 20.9 1.45 138
2023 03 27 22  13 05 51.651   -10 49 35.77  .53815 1.5268 166.9 20.9 1.48 138
2023 03 27 23  13 05 51.683   -10 49 07.11  .53799 1.5267 166.9 20.9 1.51 138
2023 03 28 00  13 05 51.714   -10 48 38.42  .53783 1.5266 167.0 20.9 1.54 138
2023 03 28 01  13 05 51.744   -10 48 09.69  .53767 1.5266 167.0 20.9 1.57 138
2023 03 28 02  13 05 51.771   -10 47 40.92  .53751 1.5265 167.0 20.9 1.60 138
2023 03 28 03  13 05 51.797   -10 47 12.12  .53735 1.5264 167.1 20.9 1.63 138
2023 03 28 04  13 05 51.822   -10 46 43.28  .53719 1.5263 167.1 20.9 1.66 138
2023 03 28 05  13 05 51.844   -10 46 14.40  .53703 1.5262 167.2 20.9 1.69 138
2023 03 28 06  13 05 51.865   -10 45 45.49  .53687 1.5261 167.2 20.9 1.73 138
2023 03 28 07  13 05 51.885   -10 45 16.54  .53671 1.5260 167.3 20.9 1.76 138
2023 03 28 08  13 05 51.903   -10 44 47.55  .53655 1.5260 167.3 20.9 1.79 138
2023 03 28 09  13 05 51.919   -10 44 18.53  .53639 1.5259 167.4 20.9 1.82 138
2023 03 28 10  13 05 51.934   -10 43 49.47  .53624 1.5258 167.4 20.9 1.86 138
2023 03 28 11  13 05 51.947   -10 43 20.38  .53608 1.5257 167.4 20.9 1.89 138
2023 03 28 12  13 05 51.958   -10 42 51.25  .53592 1.5256 167.5 20.9 1.92 138
2023 03 28 13  13 05 51.968   -10 42 22.08  .53577 1.5255 167.5 20.9 1.96 138
2023 03 28 14  13 05 51.977   -10 41 52.88  .53561 1.5254 167.6 20.9 1.99 138
2023 03 28 15  13 05 51.983   -10 41 23.65  .53545 1.5254 167.6 20.9 2.03 138
2023 03 28 16  13 05 51.989   -10 40 54.38  .53530 1.5253 167.7 20.9 2.06 138
2023 03 28 17  13 05 51.992   -10 40 25.07  .53514 1.5252 167.7 20.9 2.10 138
2023 03 28 18  13 05 51.994   -10 39 55.73  .53498 1.5251 167.8 20.9 2.13 138
2023 03 28 19  13 05 51.995   -10 39 26.35  .53483 1.5250 167.8 20.9 2.17 138
2023 03 28 20  13 05 51.994   -10 38 56.93  .53467 1.5249 167.8 20.9 2.20 138
2023 03 28 21  13 05 51.991   -10 38 27.48  .53452 1.5249 167.9 20.9 2.24 138