"Pseudo-MPEC" for P21JwCc

Created 2023 Oct 3 17:22:10 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     P21JwCc* C2023 09 14Zi@j3.*EaxAstrometryQ;2\bJ)@F8i]w80Sjxo*O_$sLfWrMUIhF52
     P21JwCc  C2023 09 14A_PkhK7Z:O1S9C739uyyiKeFw8UZw_eh'6Za*cs]7Zm%NhuMAex,F52
     P21JwCc  C2023 09 14ePxuPXr6C:=3tY],U9wjredacted;,VNREoclickqw!6MS1$f]ncF52
     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 18xewLxod*JW(nd8flD1b;/=here,\q=:]U.FSNwYLlwWqU9esQ,evH21
     P21JwCc KC2023 09 18=MkLkw/o#yJ2yW`wjfChC:w6Zphf[]cc0.asJ0vI4bkS[iw#fk#%H21
     P21JwCc KC2023 09 18JEE,c)ImWgf[Q^e%`0':lJkI7\Jnt9aZVD]\7n$#OU@3AyNQZBw+H21
     P21JwCc KC2023 09 183!vIKjey)'49KKuc@y@I/`7P9?[ta3YN4Uw9E=l(xZAI,pfp-)YGH21
     P21JwCc  C2023 09 19@ca_D51nNyI8Hw_*u?%x%ue_ELi$scg4#fIWQ=,Q@for2iB/(L^HF52
     P21JwCc  C2023 09 19Q\'MGgLs0QGMr[*8+bjnACZdeCmexplanationl';C=vJecw8M(9F52
     P21JwCc  C2023 09 19!Tu+mZm]\;$%OhEL57-*4K'9jjj\rLvsq$sQLVgA4Gq#lCl]QwKVF52
     P21JwCc  C2023 09 19$FH.(@Z$9aOrZZxkH?%oj\;4OR?L#u*BuR*#se\f18`l6Q:01cm$F52
     P21JwCc  C2023 09 234BV-n3\RUW+:[XY=D_(7yt'+h7Q8//Re4yJS.(8cp[Zn@b+@7g%YF51
     P21JwCc  C2023 09 23$Aep*tw\:e7m5DU=6XZ,mnT4W:.H'3[+.V8uSOir@6akYT#9`q.nF51

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 03 17  23 46 45.487   +00 54 16.92  .40349 1.3970 167.2 21.9 10.5  14
2023 10 03 18  23 46 46.769   +00 53 00.72  .40337 1.3968 167.2 21.9 10.6  14
2023 10 03 19  23 46 48.053   +00 51 44.50  .40326 1.3967 167.2 21.9 10.7  14
2023 10 03 20  23 46 49.341   +00 50 28.23  .40315 1.3965 167.1 21.9 10.8  14
2023 10 03 21  23 46 50.631   +00 49 11.94  .40304 1.3963 167.1 21.9 10.9  14
2023 10 03 22  23 46 51.925   +00 47 55.61  .40293 1.3962 167.0 21.9 11.0  14
2023 10 03 23  23 46 53.222   +00 46 39.25  .40282 1.3960 167.0 21.9 11.1  14
2023 10 04 00  23 46 54.521   +00 45 22.86  .40271 1.3958 167.0 21.9 11.2  14
2023 10 04 01  23 46 55.824   +00 44 06.43  .40260 1.3957 166.9 21.9 11.3  14
2023 10 04 02  23 46 57.130   +00 42 49.97  .40249 1.3955 166.9 21.9 11.4  14
2023 10 04 03  23 46 58.438   +00 41 33.47  .40238 1.3953 166.8 21.9 11.5  14
2023 10 04 04  23 46 59.750   +00 40 16.95  .40227 1.3952 166.8 21.9 11.6  13
2023 10 04 05  23 47 01.065   +00 39 00.39  .40216 1.3950 166.8 21.9 11.7  13
2023 10 04 06  23 47 02.383   +00 37 43.80  .40205 1.3948 166.7 21.9 11.8  13
2023 10 04 07  23 47 03.704   +00 36 27.18  .40194 1.3947 166.7 21.9 11.9  13
2023 10 04 08  23 47 05.028   +00 35 10.53  .40183 1.3945 166.6 21.9 12.1  13
2023 10 04 09  23 47 06.355   +00 33 53.84  .40173 1.3943 166.6 21.9 12.2  13
2023 10 04 10  23 47 07.685   +00 32 37.13  .40162 1.3942 166.5 21.9 12.3  13
2023 10 04 11  23 47 09.018   +00 31 20.38  .40151 1.3940 166.5 21.9 12.4  13
2023 10 04 12  23 47 10.355   +00 30 03.60  .40140 1.3938 166.5 21.9 12.5  13
2023 10 04 13  23 47 11.694   +00 28 46.79  .40130 1.3937 166.4 21.9 12.6  13
2023 10 04 14  23 47 13.037   +00 27 29.95  .40119 1.3935 166.4 21.9 12.7  13
2023 10 04 15  23 47 14.383   +00 26 13.08  .40109 1.3933 166.3 21.9 12.8  13
2023 10 04 16  23 47 15.732   +00 24 56.18  .40098 1.3932 166.3 21.9 12.9  13
2023 10 04 17  23 47 17.084   +00 23 39.25  .40087 1.3930 166.3 21.9 13.0  13
2023 10 04 18  23 47 18.439   +00 22 22.30  .40077 1.3928 166.2 21.9 13.1  13
2023 10 04 19  23 47 19.797   +00 21 05.31  .40066 1.3927 166.2 21.9 13.3  13
2023 10 04 20  23 47 21.159   +00 19 48.29  .40056 1.3925 166.1 21.9 13.4  13
2023 10 04 21  23 47 22.523   +00 18 31.24  .40046 1.3923 166.1 21.9 13.5  13
2023 10 04 22  23 47 23.891   +00 17 14.17  .40035 1.3922 166.1 21.9 13.6  13
2023 10 04 23  23 47 25.262   +00 15 57.06  .40025 1.3920 166.0 21.9 13.7  13
2023 10 05 00  23 47 26.636   +00 14 39.93  .40015 1.3919 166.0 21.9 13.8  13
2023 10 05 01  23 47 28.014   +00 13 22.77  .40004 1.3917 165.9 21.9 13.9  13
2023 10 05 02  23 47 29.394   +00 12 05.58  .39994 1.3915 165.9 21.9 14.1  13
2023 10 05 03  23 47 30.778   +00 10 48.36  .39984 1.3914 165.8 21.9 14.2  13
2023 10 05 04  23 47 32.165   +00 09 31.11  .39973 1.3912 165.8 21.9 14.3  13
2023 10 05 05  23 47 33.555   +00 08 13.84  .39963 1.3910 165.8 21.9 14.4  13
2023 10 05 06  23 47 34.948   +00 06 56.54  .39953 1.3909 165.7 21.9 14.5  13
2023 10 05 07  23 47 36.345   +00 05 39.21  .39943 1.3907 165.7 21.9 14.6  13
2023 10 05 08  23 47 37.745   +00 04 21.86  .39933 1.3905 165.6 21.9 14.8  13
2023 10 05 09  23 47 39.148   +00 03 04.48  .39923 1.3904 165.6 21.9 14.9  13
2023 10 05 10  23 47 40.554   +00 01 47.07  .39913 1.3902 165.5 21.9 15.0  13
2023 10 05 11  23 47 41.964   +00 00 29.63  .39903 1.3901 165.5 21.9 15.1  13
2023 10 05 12  23 47 43.376   -00 00 47.83  .39893 1.3899 165.5 21.9 15.3  13
2023 10 05 13  23 47 44.792   -00 02 05.31  .39883 1.3897 165.4 21.9 15.4  13
2023 10 05 14  23 47 46.212   -00 03 22.82  .39873 1.3896 165.4 21.9 15.5  13
2023 10 05 15  23 47 47.634   -00 04 40.36  .39863 1.3894 165.3 21.9 15.6  13
2023 10 05 16  23 47 49.060   -00 05 57.92  .39853 1.3892 165.3 21.9 15.8  13