"Pseudo-MPEC" for P21DAUn
Created 2023 Mar 20 21:22:11 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21DAUn C2023 01 20A*nmfESuimm(,PbXSn]%ySDY0jKskAstrometry:`_b^o!'co/oEF52
P21DAUn C2023 01 20KMRsdnx=!wwegH^D9S^R;e60@=s5C4QJAJ5i#RE)0A,IeEVJRq5hF52
P21DAUn C2023 01 25[U`/EfR3r.BkRExwE'ag3d,3@VekE-MUm\T4hA,j*(\\NZYM;tnOF52
P21DAUn C2023 01 25_!%1'q14x@\ZNJHo0lS8(5@HHXCa\=#;)^fredacted;:LdZbx.fF52
P21DAUn C2023 01 25WvmeiOcl#1$N?\EvwN4dh`N#MdiMv@ta/$aLJ^NfG1wR`1(KD+NKF52
P21DAUn* C2023 03 18ISE^',G+HsUf1]+w^_/[7IF-Qr,6F1:d_FFI+nwa4.xs,]YorJr?F52
P21DAUn C2023 03 182I7r:]).HmXHm\SaYnPAmIMP(vH-ng?rX7fpttLBA*D5fxPEFg9*F52
P21DAUn C2023 03 18nC2Els938el)+$%h!ryj9w@^C!%7+NZqMk@:],`A7yqDyrRb/O\nF52
P21DAUn C2023 03 18M7MvUxH(%mIsP/YKF5J=Y$iOVclick+_`h-gY4+VD]$LbqO5!^H'F52
P21DAUn C2023 03 18_]QpUFfQ9L?myhx/2539R^hg9'6@fMrBD'hxGtks9k@l3rUF.B9`F52
P21DAUn KC2023 03 18[Mtb=:(kfKiHmgogXC[#cM6\]\D%O*`11ZM)NVt;'c=t*2bbUCesL01
P21DAUn KC2023 03 18JU/-lSgA7MRa+56YP=BGkZ-hiP-UcKUX)PI0)Lqc1-SE7pA_;H?IL01
P21DAUn KC2023 03 186byx%.;*Kpc.Ff?)l6F$Cy#[ID@el94]!g[Zvve!F(/FnNPaeP?.L01
P21DAUn |C2023 03 19PBCSf=3VRp2tQFp'eqMmsU#WtTv\^r78C0KTbA@\Lheref,SR#Zy807
P21DAUn 3C2023 03 19^T;m1rg?H##@)oY'%*[A!XRAd,sBfMZthM`;n%=q)^Uxq\WUqx[rW86
P21DAUn 3C2023 03 19VhmutAq:nQi6XOQL.Iw7-RiX4g+y#W/k%^?FU3:,P+\jn+B_lt)$W86
P21DAUn 3C2023 03 19c)kH\HZl9_PX+`FyF)ebe/VJQ;pDNiNtk0BforKV60aHoGnnmqxXW86
P21DAUn 3C2023 03 19Y=h5BsP8yOAh#;Zg7_DMp+ve,j4y;22tOT/qM:d'i+IF]37C1empW86
P21DAUn |C2023 03 19;2_FV!XBubv_Y#explanationSw^B\.B\k/t4A9'k.nnm:$nMFj5807
P21DAUn |C2023 03 19B)Hy\F^X\l?7/mL*,-P:!D-HVCnFXjOZCeZ[C='C\?,OEk5RA).?807
P21DAUn KC2023 03 19.18228210 03 04.930-03 23 49.60 ~3J57 21.23GVNEOCPI52
P21DAUn KC2023 03 19.18848610 03 05.420-03 23 46.40 ~3J57 20.24GVNEOCPI52
P21DAUn KC2023 03 19.19467610 03 05.790-03 23 45.40 ~3J57 20.23GVNEOCPI52
P21DAUn KC2023 03 20j$gFG5F%YO9V:t8]7?Zs8g]2k6Stxrd9eI(1(a;AqU;/9R)s%A:[H21
P21DAUn KC2023 03 20%LLoYFmQeoDPrL;gVA_2]n%iQRosGPRs#GS#n^h=)r5U45CjV\VmH21
P21DAUn KC2023 03 20*5]\h,/56abmboqVT_s]2.lFwijSK!!V6^lXD!GZb0N$YEZ3^-JpH21
Station data:
(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.
(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.
(W86) Cerro Tololo-LCO B (S30.167325 W70.804670) Chile. Observer T. Lister.
1.0-m f/8 Ritchey-Chrétien + CCD.
Orbital elements: P21DAUn
Perihelion 2023 Mar 20.59428 +/- 0.00774 TT = 14:15:45 (JD 2460024.09428)
Epoch 2023 Mar 20.0 TT = JDT 2460023.5 Earth MOID: 0.2837 Ma: 0.0365
M 359.82015076 +/- 0.0023 (J2000 ecliptic) AutoNEOCP
n 0.30263348 +/- 7.67e-5 Peri. 310.45460 +/- 0.013
a 2.19714168 +/- 0.000371 Node 223.22349 +/- 0.006
e 0.4212990 +/- 6.91e-5 Incl. 4.38350 +/- 0.00044
P 3.26 H 22.29 G 0.15 U 6.4
q 1.27148792 +/- 6.79e-5 Q 3.12279544 +/- 0.000678
From 26 observations 2023 Jan. 20-Mar. 20; mean residual 0".33
Residuals in arcseconds: 230120 F52 .00 .00 230318 F52 .10+ .02+ 230319 807 .37+ .06+ 230120 F52 .04+ .01+ 230318 L01 .25- .24+ 230319 807 .33+ .08- 230125 F52 .12- .26+ 230318 L01 .04+ .63+ 230319 I52 .31- .11- 230125 F52 .04+ .10- 230318 L01 .20- .15+ 230319 I52 1.2+ .77+ 230125 F52 .03+ .18- 230319 807 .02- .80- 230319 I52 .95+ .54- 230318 F52 .10- .03- 230319 W86 .02- .04+ 230320 H21 .59- .30- 230318 F52 .07- .01+ 230319 W86 .15- .11- 230320 H21 .17- .09+ 230318 F52 .03- .04- 230319 W86 .28- .03+ 230320 H21 .27- .23+ 230318 F52 .03- .04- 230319 W86 .03+ .08+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2023 03 20 21 10 05 11.127 -03 12 47.33 .30434 1.2715 151.4 21.3 .295 65 2023 03 20 22 10 05 14.352 -03 12 31.28 .30438 1.2715 151.4 21.3 .301 65 2023 03 20 23 10 05 17.582 -03 12 15.22 .30441 1.2715 151.4 21.3 .307 65 2023 03 21 00 10 05 20.817 -03 11 59.16 .30445 1.2715 151.4 21.3 .313 65 2023 03 21 01 10 05 24.057 -03 11 43.09 .30449 1.2715 151.3 21.3 .319 65 2023 03 21 02 10 05 27.302 -03 11 27.01 .30452 1.2715 151.3 21.3 .325 65 2023 03 21 03 10 05 30.552 -03 11 10.92 .30456 1.2715 151.3 21.3 .331 65 2023 03 21 04 10 05 33.807 -03 10 54.84 .30460 1.2715 151.3 21.3 .337 65 2023 03 21 05 10 05 37.067 -03 10 38.74 .30463 1.2715 151.2 21.3 .344 65 2023 03 21 06 10 05 40.333 -03 10 22.64 .30467 1.2715 151.2 21.3 .350 65 2023 03 21 07 10 05 43.603 -03 10 06.53 .30471 1.2715 151.2 21.3 .356 65 2023 03 21 08 10 05 46.878 -03 09 50.42 .30474 1.2715 151.2 21.3 .362 65 2023 03 21 09 10 05 50.159 -03 09 34.30 .30478 1.2715 151.2 21.3 .368 65 2023 03 21 10 10 05 53.444 -03 09 18.17 .30482 1.2715 151.1 21.3 .375 65 2023 03 21 11 10 05 56.735 -03 09 02.04 .30486 1.2715 151.1 21.3 .381 65 2023 03 21 12 10 06 00.030 -03 08 45.91 .30489 1.2715 151.1 21.3 .387 65 2023 03 21 13 10 06 03.331 -03 08 29.77 .30493 1.2715 151.1 21.3 .393 65 2023 03 21 14 10 06 06.637 -03 08 13.62 .30497 1.2715 151.0 21.3 .400 65 2023 03 21 15 10 06 09.947 -03 07 57.47 .30501 1.2715 151.0 21.4 .406 65 2023 03 21 16 10 06 13.263 -03 07 41.31 .30505 1.2715 151.0 21.4 .412 65 2023 03 21 17 10 06 16.584 -03 07 25.15 .30509 1.2715 151.0 21.4 .419 65 2023 03 21 18 10 06 19.910 -03 07 08.99 .30513 1.2715 151.0 21.4 .425 65 2023 03 21 19 10 06 23.241 -03 06 52.82 .30517 1.2715 150.9 21.4 .432 65 2023 03 21 20 10 06 26.577 -03 06 36.64 .30521 1.2715 150.9 21.4 .438 65 2023 03 21 21 10 06 29.918 -03 06 20.46 .30525 1.2716 150.9 21.4 .444 65 2023 03 21 22 10 06 33.264 -03 06 04.28 .30529 1.2716 150.9 21.4 .451 65 2023 03 21 23 10 06 36.615 -03 05 48.09 .30533 1.2716 150.9 21.4 .457 65 2023 03 22 00 10 06 39.972 -03 05 31.90 .30537 1.2716 150.8 21.4 .464 65 2023 03 22 01 10 06 43.333 -03 05 15.71 .30541 1.2716 150.8 21.4 .470 65 2023 03 22 02 10 06 46.699 -03 04 59.51 .30545 1.2716 150.8 21.4 .477 65 2023 03 22 03 10 06 50.070 -03 04 43.30 .30549 1.2716 150.8 21.4 .483 65 2023 03 22 04 10 06 53.447 -03 04 27.09 .30553 1.2716 150.7 21.4 .490 65 2023 03 22 05 10 06 56.828 -03 04 10.88 .30557 1.2716 150.7 21.4 .496 65 2023 03 22 06 10 07 00.215 -03 03 54.67 .30561 1.2716 150.7 21.4 .503 65 2023 03 22 07 10 07 03.606 -03 03 38.45 .30565 1.2716 150.7 21.4 .509 65 2023 03 22 08 10 07 07.003 -03 03 22.23 .30570 1.2716 150.7 21.4 .516 65 2023 03 22 09 10 07 10.404 -03 03 06.00 .30574 1.2716 150.6 21.4 .522 65 2023 03 22 10 10 07 13.811 -03 02 49.77 .30578 1.2716 150.6 21.4 .529 65 2023 03 22 11 10 07 17.223 -03 02 33.54 .30582 1.2716 150.6 21.4 .535 65 2023 03 22 12 10 07 20.639 -03 02 17.31 .30586 1.2716 150.6 21.4 .542 65 2023 03 22 13 10 07 24.061 -03 02 01.07 .30591 1.2716 150.5 21.4 .549 65 2023 03 22 14 10 07 27.488 -03 01 44.83 .30595 1.2716 150.5 21.4 .555 65 2023 03 22 15 10 07 30.920 -03 01 28.59 .30599 1.2716 150.5 21.4 .562 65 2023 03 22 16 10 07 34.357 -03 01 12.34 .30604 1.2717 150.5 21.4 .569 65 2023 03 22 17 10 07 37.798 -03 00 56.10 .30608 1.2717 150.5 21.4 .575 66 2023 03 22 18 10 07 41.245 -03 00 39.85 .30612 1.2717 150.4 21.4 .582 66 2023 03 22 19 10 07 44.697 -03 00 23.59 .30617 1.2717 150.4 21.4 .589 66 2023 03 22 20 10 07 48.154 -03 00 07.34 .30621 1.2717 150.4 21.4 .596 66