"Pseudo-MPEC" for P21ZKZL
Created 2024 Oct 3 0:22:16 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21ZKZL* C2024 10 01.23452022 12 09.799+15 40 10.65 ~A17q 20.09wXNEOCPF52
P21ZKZL C2024 10 01.24845022 12 05.176+15 36 19.09 ~A17q 20.29wXNEOCPF52
P21ZKZL C2024 10 01.26243822 12 00.517+15 32 26.68 ~A17q 20.14wXNEOCPF52
P21ZKZL C2024 10 01.34555722 11 32.441+15 09 15.69 ~A1M7 20.04GVNEOCPF52
P21ZKZL C2024 10 01.34621822 11 32.214+15 09 04.54 ~A1M7 19.89GVNEOCPF52
P21ZKZL KB2024 10 01.59383 22 10 21.52 +13 58 27.5 ~A27b 19.2 GVNEOCPP13
P21ZKZL KB2024 10 01.60656 22 10 17.30 +13 54 49.0 ~A27b 19.5 GVNEOCPP13
P21ZKZL KC2024 10 02.03586222 08 20.38 +11 50 58.8 ~A21b 20.2 GVNEOCPH21
P21ZKZL KC2024 10 02.03782022 08 19.73 +11 50 25.1 ~A21b 20.3 GVNEOCPH21
P21ZKZL KC2024 10 02.04061622 08 18.84 +11 49 36.2 ~A21b 20.1 GVNEOCPH21
P21ZKZL KC2024 10 02.04359822 08 17.87 +11 48 44.0 ~A21b 20.1 GVNEOCPH21
P21ZKZL KB2024 10 02.07544 22 08 08.453+11 39 28.98 ~A247 20.0 GVNEOCP734
P21ZKZL KB2024 10 02.08524 22 08 05.266+11 36 36.04 ~A247 19.7 GVNEOCP734
P21ZKZL KB2024 10 02.09487 22 08 02.112+11 33 47.48 ~A247 19.7 GVNEOCP734
P21ZKZL C2024 10 02.13123222 07 51.723+11 23 19.42 ~A247 19.5 GVNEOCPH01
P21ZKZL C2024 10 02.13422722 07 50.734+11 22 26.82 ~A247 19.7 GVNEOCPH01
P21ZKZL C2024 10 02.14586922 07 46.888+11 19 02.56 ~A247 20.1 GVNEOCPH01
P21ZKZL C2024 10 02.15178822 07 44.928+11 17 18.48 ~A247 20.0 GVNEOCPH01
P21ZKZL KB2024 10 02.94860822 03 54.10 +07 18 40.5 ~A2NM 19.7 GXNEOCPI93
P21ZKZL KB2024 10 02.95280222 03 52.75 +07 17 23.5 ~A2NM 19.4 GXNEOCPI93
P21ZKZL KB2024 10 02.95689422 03 51.42 +07 16 09.3 ~A2NM 20.0 GXNEOCPI93
Station data:
(734) Farpoint Observatory, Eskridge (N38.890239 W96.002420) US/Kansas.
Observer G. Hug. 0.69-m reflector + 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.
(H01) Magdalena Ridge Observatory, Socorro (N33.984833 W107.189333) US/New
Mexico. Observers W. H. Ryan, E. V. Ryan. Measurer W. H. Ryan. 2.4-m
f/8.9 reflector + 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.
(I93) St Pardon de Conques (N44.558670 W0.202960) France. Observers F.
Losse, W. D'Anna. Measurer F. Losse. 0.40-m f/3.7 reflector + CCD.
(P13) Baihuashan Observatory, Beijing (N39.837554 E115.573330) China.
Orbital elements: P21ZKZL
Perihelion 2025 Jan 22.03157 +/- 0.0513 TT = 0:45:28 (JD 2460697.53157)
Epoch 2024 Oct 2.0 TT = JDT 2460585.5 Earth MOID: 0.0375 Ve: 0.0000
M 229.17157103 +/- 0.06 (J2000 ecliptic) AutoNEOCP
n 1.16778175 +/- 0.000137 Peri. 323.74162 +/- 0.028
a 0.89308937 +/- 6.97e-5 Node 191.12050 +/- 0.006
e 0.2375584 +/- 0.000338 Incl. 19.24164 +/- 0.050
P 0.844/308.271d H 24.45 G 0.15 U 6.8
q 0.68092846 +/- 0.000319 Q 1.10525029 +/- 0.000293
From 21 observations 2024 Oct. 1-2 (41.3 hr); mean residual 0".34
Residuals in arcseconds: 241001 F52 .14+ .15+ 241002 H21 .37+ .21- 241002 H01 .04+ .18- 241001 F52 .07- .29- 241002 H21 .06+ .21+ 241002 H01 .01+ .24- 241001 F52 .05- .17- 241002 H21 .18+ .04+ 241002 H01 .00 .10- 241001 F52 .12- .02+ 241002 H21 .02+ .17- 241002 H01 .01- .17- 241001 F52 .17- .00 241002 734 .08- .97+ 241002 I93 .05+ .11+ 241001 P13 .82+ 1.0+ 241002 734 .19- .65- 241002 I93 .04+ .24- 241001 P13 .32+ .31+ 241002 734 .47- .71- 241002 I93 .18- .37+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2024 10 03 00 22 03 41.973 +07 04 24.64 .06478 1.0524 141.9 20.1 .208 6 2024 10 03 01 22 03 30.152 +06 51 42.84 .06473 1.0523 141.8 20.1 .210 7 2024 10 03 02 22 03 18.334 +06 38 59.89 .06468 1.0522 141.7 20.1 .213 7 2024 10 03 03 22 03 06.519 +06 26 15.81 .06464 1.0521 141.6 20.1 .215 8 2024 10 03 04 22 02 54.707 +06 13 30.63 .06459 1.0520 141.5 20.1 .218 9 2024 10 03 05 22 02 42.898 +06 00 44.37 .06455 1.0519 141.5 20.1 .220 10 2024 10 03 06 22 02 31.093 +05 47 57.05 .06450 1.0518 141.4 20.1 .222 10 2024 10 03 07 22 02 19.290 +05 35 08.69 .06446 1.0517 141.3 20.1 .225 11 2024 10 03 08 22 02 07.491 +05 22 19.31 .06442 1.0515 141.2 20.1 .227 12 2024 10 03 09 22 01 55.694 +05 09 28.94 .06438 1.0514 141.1 20.1 .229 12 2024 10 03 10 22 01 43.901 +04 56 37.60 .06434 1.0513 141.0 20.1 .231 13 2024 10 03 11 22 01 32.111 +04 43 45.31 .06430 1.0512 141.0 20.1 .233 14 2024 10 03 12 22 01 20.325 +04 30 52.10 .06426 1.0511 140.9 20.1 .235 15 2024 10 03 13 22 01 08.542 +04 17 57.99 .06423 1.0510 140.8 20.1 .237 15 2024 10 03 14 22 00 56.762 +04 05 03.00 .06419 1.0509 140.7 20.1 .239 16 2024 10 03 15 22 00 44.986 +03 52 07.15 .06416 1.0508 140.6 20.1 .241 17 2024 10 03 16 22 00 33.213 +03 39 10.48 .06412 1.0507 140.5 20.1 .243 17 2024 10 03 17 22 00 21.443 +03 26 13.00 .06409 1.0506 140.4 20.1 .245 18 2024 10 03 18 22 00 09.677 +03 13 14.74 .06406 1.0505 140.3 20.1 .247 19 2024 10 03 19 21 59 57.915 +03 00 15.72 .06403 1.0504 140.2 20.1 .248 20 2024 10 03 20 21 59 46.156 +02 47 15.97 .06400 1.0503 140.1 20.1 .250 20 2024 10 03 21 21 59 34.401 +02 34 15.50 .06397 1.0502 140.0 20.1 .252 21 2024 10 03 22 21 59 22.650 +02 21 14.36 .06394 1.0501 139.9 20.1 .253 22 2024 10 03 23 21 59 10.902 +02 08 12.55 .06391 1.0500 139.8 20.1 .255 22 2024 10 04 00 21 58 59.158 +01 55 10.11 .06389 1.0499 139.7 20.1 .256 23 2024 10 04 01 21 58 47.418 +01 42 07.05 .06386 1.0498 139.6 20.1 .258 24 2024 10 04 02 21 58 35.681 +01 29 03.42 .06384 1.0497 139.5 20.1 .259 25 2024 10 04 03 21 58 23.948 +01 15 59.22 .06382 1.0496 139.4 20.1 .261 25 2024 10 04 04 21 58 12.219 +01 02 54.48 .06380 1.0495 139.3 20.1 .262 26 2024 10 04 05 21 58 00.494 +00 49 49.24 .06377 1.0494 139.2 20.1 .264 27 2024 10 04 06 21 57 48.773 +00 36 43.51 .06376 1.0493 139.1 20.1 .265 28 2024 10 04 07 21 57 37.056 +00 23 37.32 .06374 1.0492 138.9 20.1 .266 28 2024 10 04 08 21 57 25.343 +00 10 30.70 .06372 1.0491 138.8 20.1 .267 29 2024 10 04 09 21 57 13.634 -00 02 36.33 .06370 1.0490 138.7 20.1 .269 30 2024 10 04 10 21 57 01.929 -00 15 43.74 .06369 1.0489 138.6 20.1 .270 31 2024 10 04 11 21 56 50.228 -00 28 51.51 .06367 1.0488 138.5 20.1 .271 31 2024 10 04 12 21 56 38.531 -00 41 59.61 .06366 1.0487 138.4 20.1 .273 32 2024 10 04 13 21 56 26.838 -00 55 08.01 .06364 1.0486 138.3 20.1 .274 33 2024 10 04 14 21 56 15.150 -01 08 16.70 .06363 1.0485 138.1 20.1 .275 34 2024 10 04 15 21 56 03.466 -01 21 25.64 .06362 1.0484 138.0 20.1 .276 35 2024 10 04 16 21 55 51.785 -01 34 34.80 .06361 1.0482 137.9 20.1 .277 35 2024 10 04 17 21 55 40.110 -01 47 44.17 .06360 1.0481 137.8 20.2 .278 36 2024 10 04 18 21 55 28.438 -02 00 53.71 .06360 1.0480 137.7 20.2 .280 37 2024 10 04 19 21 55 16.771 -02 14 03.41 .06359 1.0479 137.5 20.2 .281 38 2024 10 04 20 21 55 05.108 -02 27 13.22 .06358 1.0478 137.4 20.2 .282 39 2024 10 04 21 21 54 53.450 -02 40 23.14 .06358 1.0477 137.3 20.2 .283 40 2024 10 04 22 21 54 41.795 -02 53 33.12 .06357 1.0476 137.2 20.2 .284 40 2024 10 04 23 21 54 30.146 -03 06 43.15 .06357 1.0475 137.0 20.2 .286 41