"Pseudo-MPEC" for P21DCfJ
Created 2023 Mar 21 11:22:12 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21DCfJ* C2023 03 18PavmTF0X_]t0^$G15RWG]m+*q2yU7O3vJ3,\LCV6\Z7mIDMZxtkZF52
P21DCfJ C2023 03 18bl!q)P4qMAstrometry8^3ue1QUGfGnikBJipB[PDCwF;ZP)+WuDF52
P21DCfJ C2023 03 18EpcV#Beqe0mid1[:0Xk0ML`01r,U=VM27*TV!tgocA3OVM9hsIycF52
P21DCfJ |C2023 03 190[2@Riredacted;8%UO/d`e^'4!HG*XNCFGFF0C1EUQxxi#TsgrY807
P21DCfJ |C2023 03 19RV:f1gt;9@=`7=JZNoi%mBIqPB^HUjXo0i1w__ly%c9p'cP/Xt5L807
P21DCfJ |C2023 03 198wFZ5niYL^ioI@U.f.g*G^1dhtBbcHX!y$5hclickL$GRbjHe0Ws807
P21DCfJ KC2023 03 19.14347 09 13 38.80 -00 55 27.0 ~3J57 20.9 RVNEOCP691
P21DCfJ KC2023 03 19.15281 09 13 36.43 -00 55 17.6 ~3J57 20.4 RVNEOCP691
P21DCfJ KC2023 03 19.15624709 13 35.591-00 55 14.20 ~3J4M 20.70GVNEOCPI52
P21DCfJ KC2023 03 19.15800309 13 35.252-00 55 11.96 ~3J4M VNEOCPI52
P21DCfJ KC2023 03 19.15965409 13 34.691-00 55 10.06 ~3J4M 21.09GVNEOCPI52
P21DCfJ KC2023 03 19.16212 09 13 34.08 -00 55 07.1 ~3J57 20.4 RVNEOCP691
P21DCfJ KC2023 03 19.16248209 13 33.967-00 55 07.25 ~3J4M 21.05GVNEOCPI52
P21DCfJ C2023 03 19Qea[fEFPg@rP*ub_tguc9ydFUn'?K!pjQV;Q,(rX2VSuo(bjkUD/F52
P21DCfJ C2023 03 19!`dIA*NBT8`NS7Z6c9HsFCiN_Yso#)J=mt_Q[,utlI']*=Gwhere@@Cc/r#CkrFtBBp#MM^3H2Yq:=U1dRQ^PonrkmDkB@/7fEd%Y27lH21
P21DCfJ KC2023 03 20]+/9qMEHfO=ZQi%y3pAT9El^/qquc2nMKeUKhA_UROZQPLp0?;#WH21
P21DCfJ KC2023 03 20$NOSfor7mf`tk%)G$q-Y#\mTRDZITy1Vw:_P+,k[bKd$riu%x;p,734
P21DCfJ KC2023 03 20nn@q?5hPf(i=3v3Y1u*OTVr)6u\+EBymcJo\:]f?VwS,12=`pl:LH21
P21DCfJ KC2023 03 20?Db:Zn9G,eL!Hf94FXDD1P/wGom:dt3b6MB^@D,Ld2'2R@xyyvdO734
P21DCfJ KC2023 03 20+w!ck?explanation]$'t+IXKmwWP$C\yx[RwWp=2#rvH73La1gt734
P21DCfJ KC2023 03 21\483FClCYku:wrLmyiZVa0%RC+p+q7Y-%KAKHgI(2Dv/qHVpk6,FH21
P21DCfJ KC2023 03 21_^DE.)EbIK3DP\1SdCx`,occ?Tyy;_SD*bMFa5ofn=8%J#H=/qZLH21
P21DCfJ KC2023 03 216hL6)O]JYyQY`@(MBvD[n7%=.hhB;%1AonGD+KW*6kvr;b-qVyvMH21
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.
(734) Farpoint Observatory, Eskridge (N38.890104 W96.001400) US/Kansas.
Observer G. Hug. 0.69-m 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.
(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.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442544 W110.788920)
US/Arizona. Observers T. A. Pruyne, B. M. Africano, E. J. Christensen, G.
A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. A.
Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
Seaman, F. C. Shelly, K. W. Wierzchoś. 1.0-m reflector + CCD.
Orbital elements: P21DCfJ
Perihelion 2023 Jun 10.01480 +/- 0.089 TT = 0:21:18 (JD 2460105.51480)
Epoch 2023 Mar 21.0 TT = JDT 2460024.5 Earth MOID: 0.0496 Ve: 0.0083
M 309.74973237 +/- 0.37 Ma: 0.0300 AutoNEOCP
n 0.62026035 +/- 0.00402 Peri. 38.72459 +/- 0.036
a 1.36171649 +/- 0.00589 Node 239.62668 +/- 0.16
e 0.4821427 +/- 0.00469 Incl. 3.99089 +/- 0.029
P 1.59/580.39d H 22.05 G 0.15 U 9.0
q 0.70517481 +/- 0.00342 Q 2.01825817 +/- 0.0151 (J2000 ecliptic)
From 24 observations 2023 Mar. 18-21; mean residual 0".37
Residuals in arcseconds: 230318 F52 .00 .11+ 230319 I52 .08+ .22- 230320 H21 .21- .09- 230318 F52 .11- .10+ 230319 I52 1.6+ .17+ 230320 734 .37+ .11+ 230318 F52 .22+ .21- 230319 I52 .58- .33+ 230320 H21 .05+ .33- 230319 807 .08- .08+ 230319 691 .85- .48+ 230320 734 .27+ .34+ 230319 807 .17- .15+ 230319 I52 .79- .16+ 230320 734 .44+ .26+ 230319 807 .06- .21+ 230319 F52 .06+ .10- 230321 H21 .24- .15+ 230319 691 .26- .21+ 230319 F52 .03+ .19- 230321 H21 .30- .36- 230319 691 .66- .22- 230320 H21 .18+ .02- 230321 H21 .09+ .14+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2023 03 21 11 09 04 17.152 -00 13 12.81 .27982 1.2126 135.8 21.2 .322 174 2023 03 21 12 09 04 06.992 -00 12 26.12 .27969 1.2122 135.8 21.2 .329 175 2023 03 21 13 09 03 56.831 -00 11 39.39 .27955 1.2119 135.7 21.2 .335 176 2023 03 21 14 09 03 46.668 -00 10 52.61 .27942 1.2116 135.6 21.2 .342 177 2023 03 21 15 09 03 36.503 -00 10 05.78 .27928 1.2113 135.5 21.2 .348 177 2023 03 21 16 09 03 26.336 -00 09 18.91 .27915 1.2109 135.4 21.2 .355 178 2023 03 21 17 09 03 16.168 -00 08 31.99 .27901 1.2106 135.4 21.2 .362 179 2023 03 21 18 09 03 05.998 -00 07 45.03 .27888 1.2103 135.3 21.2 .369 179 2023 03 21 19 09 02 55.826 -00 06 58.02 .27875 1.2100 135.2 21.2 .377 0 2023 03 21 20 09 02 45.652 -00 06 10.97 .27861 1.2096 135.1 21.2 .384 1 2023 03 21 21 09 02 35.477 -00 05 23.87 .27848 1.2093 135.0 21.2 .392 1 2023 03 21 22 09 02 25.301 -00 04 36.73 .27835 1.2090 135.0 21.2 .400 2 2023 03 21 23 09 02 15.122 -00 03 49.54 .27821 1.2087 134.9 21.2 .408 2 2023 03 22 00 09 02 04.942 -00 03 02.31 .27808 1.2083 134.8 21.2 .416 3 2023 03 22 01 09 01 54.761 -00 02 15.03 .27795 1.2080 134.7 21.2 .424 4 2023 03 22 02 09 01 44.578 -00 01 27.71 .27782 1.2077 134.6 21.2 .432 4 2023 03 22 03 09 01 34.393 -00 00 40.35 .27768 1.2074 134.6 21.2 .441 5 2023 03 22 04 09 01 24.207 +00 00 07.06 .27755 1.2071 134.5 21.2 .449 5 2023 03 22 05 09 01 14.019 +00 00 54.51 .27742 1.2067 134.4 21.2 .458 6 2023 03 22 06 09 01 03.830 +00 01 42.01 .27729 1.2064 134.3 21.2 .467 6 2023 03 22 07 09 00 53.640 +00 02 29.54 .27716 1.2061 134.2 21.2 .476 7 2023 03 22 08 09 00 43.448 +00 03 17.13 .27703 1.2058 134.2 21.2 .485 7 2023 03 22 09 09 00 33.254 +00 04 04.75 .27690 1.2054 134.1 21.2 .495 8 2023 03 22 10 09 00 23.059 +00 04 52.42 .27677 1.2051 134.0 21.2 .504 8 2023 03 22 11 09 00 12.863 +00 05 40.13 .27664 1.2048 133.9 21.2 .514 9 2023 03 22 12 09 00 02.665 +00 06 27.88 .27651 1.2045 133.8 21.2 .524 9 2023 03 22 13 08 59 52.466 +00 07 15.68 .27638 1.2041 133.8 21.2 .534 10 2023 03 22 14 08 59 42.266 +00 08 03.52 .27625 1.2038 133.7 21.2 .544 10 2023 03 22 15 08 59 32.064 +00 08 51.40 .27612 1.2035 133.6 21.2 .554 11 2023 03 22 16 08 59 21.861 +00 09 39.33 .27600 1.2032 133.5 21.2 .564 11 2023 03 22 17 08 59 11.657 +00 10 27.29 .27587 1.2028 133.4 21.2 .575 12 2023 03 22 18 08 59 01.451 +00 11 15.30 .27574 1.2025 133.3 21.2 .585 12 2023 03 22 19 08 58 51.244 +00 12 03.35 .27561 1.2022 133.3 21.2 .596 12 2023 03 22 20 08 58 41.036 +00 12 51.44 .27548 1.2018 133.2 21.2 .607 13 2023 03 22 21 08 58 30.827 +00 13 39.57 .27536 1.2015 133.1 21.2 .618 13 2023 03 22 22 08 58 20.616 +00 14 27.75 .27523 1.2012 133.0 21.2 .629 14 2023 03 22 23 08 58 10.404 +00 15 15.97 .27510 1.2009 132.9 21.2 .641 14 2023 03 23 00 08 58 00.191 +00 16 04.22 .27498 1.2005 132.9 21.2 .652 14 2023 03 23 01 08 57 49.977 +00 16 52.52 .27485 1.2002 132.8 21.2 .664 15 2023 03 23 02 08 57 39.762 +00 17 40.86 .27472 1.1999 132.7 21.2 .676 15 2023 03 23 03 08 57 29.546 +00 18 29.24 .27460 1.1996 132.6 21.2 .688 15 2023 03 23 04 08 57 19.328 +00 19 17.66 .27447 1.1992 132.5 21.2 .700 16 2023 03 23 05 08 57 09.109 +00 20 06.12 .27435 1.1989 132.5 21.2 .712 16 2023 03 23 06 08 56 58.890 +00 20 54.62 .27422 1.1986 132.4 21.2 .724 16 2023 03 23 07 08 56 48.669 +00 21 43.16 .27410 1.1983 132.3 21.2 .737 17 2023 03 23 08 08 56 38.447 +00 22 31.75 .27397 1.1979 132.2 21.2 .749 17 2023 03 23 09 08 56 28.224 +00 23 20.37 .27385 1.1976 132.1 21.2 .762 17 2023 03 23 10 08 56 18.001 +00 24 09.03 .27372 1.1973 132.0 21.2 .775 18