"Pseudo-MPEC" for P21Y3aH
Created 2024 Sep 8 6:22:21 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21Y3aH* C2024 09 05.30754722 25 04.144+15 26 11.82 ~95A7 21.93wXNEOCPF52
P21Y3aH C2024 09 05.32078522 25 03.316+15 25 55.98 ~95A7 22.25wXNEOCPF52
P21Y3aH C2024 09 05.33394922 25 02.482+15 25 40.28 ~95A7 21.98wXNEOCPF52
P21Y3aH C2024 09 05.34715322 25 01.658+15 25 24.45 ~95A7 22.05wXNEOCPF52
P21Y3aH C2024 09 05.46617622 24 54.104+15 23 00.80 ~95Jb 21.75GVNEOCPF51
P21Y3aH C2024 09 05.47468422 24 53.588+15 22 50.26 ~95Jb 21.49GVNEOCPF51
P21Y3aH C2024 09 05.47533022 24 53.543+15 22 49.50 ~95Jb 20.66GVNEOCPF51
P21Y3aH 1C2024 09 07.08312 22 23 19.42 +14 49 07.0 ~975b 21.8 VXNEOCP033
P21Y3aH 1C2024 09 07.08673 22 23 19.25 +14 49 02.5 ~975b 21.7 VXNEOCP033
P21Y3aH 1C2024 09 07.09034 22 23 18.98 +14 48 57.3 ~975b 21.6 VXNEOCP033
P21Y3aH 1C2024 09 07.09418 22 23 18.75 +14 48 52.5 ~975b 21.6 VXNEOCP033
P21Y3aH KC2024 09 07.18021822 23 14.33 +14 47 03.7 ~974q 21.5 GVNEOCPH21
P21Y3aH KC2024 09 07.18302522 23 14.12 +14 47 00.1 ~974q 21.6 GVNEOCPH21
P21Y3aH C2024 09 07.22939022 23 11.466+14 46 00.77 ~976M 21.5 GVNEOCPH01
P21Y3aH C2024 09 07.23274822 23 11.255+14 45 56.41 ~976M 21.4 GVNEOCPH01
P21Y3aH C2024 09 07.24704822 23 10.356+14 45 37.88 ~976M 21.2 GVNEOCPH01
P21Y3aH C2024 09 07.25352522 23 09.939+14 45 29.38 ~976M 21.7 GVNEOCPH01
P21Y3aH 1C2024 09 07.85949 22 22 34.56 +14 32 06.1 ~97Lq 21.7 VXNEOCP033
P21Y3aH 1C2024 09 07.86142 22 22 34.45 +14 32 03.5 ~97Lq 21.9 VXNEOCP033
P21Y3aH 1C2024 09 07.86335 22 22 34.32 +14 32 00.6 ~97Lq 21.6 VXNEOCP033
P21Y3aH 1C2024 09 07.88573 22 22 32.93 +14 31 31.3 ~97Lq 21.2 VXNEOCP033
P21Y3aH 1C2024 09 07.88935 22 22 32.71 +14 31 26.2 ~97Lq 21.3 VXNEOCP033
P21Y3aH 1C2024 09 07.89296 22 22 32.50 +14 31 21.4 ~97Lq 21.2 VXNEOCP033
P21Y3aH 1C2024 09 07.89668 22 22 32.27 +14 31 16.6 ~97Lq 21.3 VXNEOCP033
P21Y3aH 1C2024 09 08.06204 22 22 22.01 +14 27 34.3 ~9827 21.7 VXNEOCP033
P21Y3aH 1C2024 09 08.06564 22 22 21.75 +14 27 29.6 ~9827 21.5 VXNEOCP033
P21Y3aH 1C2024 09 08.06926 22 22 21.57 +14 27 24.5 ~9827 21.9 VXNEOCP033
Station data:
(033) Karl Schwarzschild Observatory, Tautenburg (N50.980139 E11.711240)
Germany. Observer B. Stecklum. 1.34-m f/3 Schmidt + 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.
(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.
Orbital elements: P21Y3aH
Perihelion 2024 Dec 31.24025 +/- 0.41 TT = 5:45:57 (JD 2460675.74025)
Epoch 2024 Sep 8.0 TT = JDT 2460561.5 Earth MOID: 0.2709 Ma: 0.0501
M 326.02832014 +/- 0.6 (J2000 ecliptic) AutoNEOCP
n 0.29737049 +/- 0.00486 Peri. 239.03482 +/- 0.13
a 2.22298975 +/- 0.0242 Node 189.99927 +/- 0.12
e 0.4856592 +/- 0.00642 Incl. 20.42445 +/- 0.16
P 3.31441 H 20.65 G 0.15 U 9.2
q 1.14337426 +/- 0.00246 Q 3.30260524 +/- 0.0502
From 27 observations 2024 Sept. 5-8; mean residual 0".18
Residuals in arcseconds: 240905 F52 .06+ .03+ 240907 033 .00 .01- 240907 033 .05+ .05- 240905 F52 .05+ .03- 240907 033 .04+ .21+ 240907 033 .10- .38- 240905 F52 .07- .00 240907 H21 .08+ .03- 240907 033 .11- .11+ 240905 F52 .03+ .04- 240907 H21 .40- .01+ 240907 033 .04- .17- 240905 F51 .20- .11+ 240907 H01 .05- .10- 240907 033 .17+ .15- 240905 F51 .10+ .06- 240907 H01 .03- .10- 240907 033 .19+ .01+ 240905 F51 .04+ .03- 240907 H01 .06+ .03- 240908 033 .21+ .10+ 240907 033 .01+ .26+ 240907 H01 .03- .10- 240908 033 .36- .27+ 240907 033 .73+ .47+ 240907 033 .09- .01- 240908 033 .24+ .08+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2024 09 08 06 22 22 11.367 +14 23 28.80 .66460 1.6400 157.0 21.6 .091 102 2024 09 08 07 22 22 08.920 +14 22 32.29 .66432 1.6398 157.1 21.6 .099 104 2024 09 08 08 22 22 06.472 +14 21 35.69 .66405 1.6395 157.1 21.6 .107 106 2024 09 08 09 22 22 04.025 +14 20 39.01 .66377 1.6392 157.1 21.6 .115 107 2024 09 08 10 22 22 01.577 +14 19 42.23 .66350 1.6390 157.1 21.6 .124 109 2024 09 08 11 22 21 59.130 +14 18 45.36 .66323 1.6387 157.1 21.6 .132 110 2024 09 08 12 22 21 56.683 +14 17 48.41 .66295 1.6384 157.1 21.6 .142 111 2024 09 08 13 22 21 54.236 +14 16 51.37 .66268 1.6382 157.1 21.6 .151 113 2024 09 08 14 22 21 51.788 +14 15 54.24 .66241 1.6379 157.1 21.6 .161 113 2024 09 08 15 22 21 49.341 +14 14 57.02 .66214 1.6376 157.1 21.6 .170 114 2024 09 08 16 22 21 46.894 +14 13 59.71 .66186 1.6374 157.1 21.6 .180 115 2024 09 08 17 22 21 44.447 +14 13 02.31 .66159 1.6371 157.1 21.6 .191 116 2024 09 08 18 22 21 42.000 +14 12 04.82 .66132 1.6368 157.1 21.6 .201 116 2024 09 08 19 22 21 39.553 +14 11 07.25 .66105 1.6366 157.1 21.6 .212 117 2024 09 08 20 22 21 37.107 +14 10 09.59 .66078 1.6363 157.1 21.6 .223 118 2024 09 08 21 22 21 34.660 +14 09 11.83 .66051 1.6361 157.1 21.6 .234 118 2024 09 08 22 22 21 32.214 +14 08 13.99 .66024 1.6358 157.1 21.6 .246 118 2024 09 08 23 22 21 29.767 +14 07 16.07 .65997 1.6355 157.1 21.6 .258 119 2024 09 09 00 22 21 27.321 +14 06 18.05 .65970 1.6353 157.1 21.6 .270 119 2024 09 09 01 22 21 24.875 +14 05 19.95 .65944 1.6350 157.1 21.6 .282 120 2024 09 09 02 22 21 22.429 +14 04 21.75 .65917 1.6347 157.1 21.6 .294 120 2024 09 09 03 22 21 19.984 +14 03 23.47 .65890 1.6345 157.1 21.6 .307 120 2024 09 09 04 22 21 17.538 +14 02 25.10 .65863 1.6342 157.1 21.6 .320 120 2024 09 09 05 22 21 15.093 +14 01 26.64 .65836 1.6339 157.1 21.6 .333 121 2024 09 09 06 22 21 12.648 +14 00 28.10 .65810 1.6337 157.1 21.6 .346 121 2024 09 09 07 22 21 10.203 +13 59 29.46 .65783 1.6334 157.1 21.6 .360 121 2024 09 09 08 22 21 07.758 +13 58 30.74 .65757 1.6331 157.1 21.6 .373 121 2024 09 09 09 22 21 05.314 +13 57 31.93 .65730 1.6329 157.1 21.6 .387 122 2024 09 09 10 22 21 02.870 +13 56 33.03 .65703 1.6326 157.1 21.6 .401 122 2024 09 09 11 22 21 00.426 +13 55 34.05 .65677 1.6323 157.1 21.6 .416 122 2024 09 09 12 22 20 57.982 +13 54 34.97 .65650 1.6321 157.1 21.6 .430 122 2024 09 09 13 22 20 55.539 +13 53 35.81 .65624 1.6318 157.1 21.6 .445 122 2024 09 09 14 22 20 53.095 +13 52 36.56 .65598 1.6315 157.1 21.6 .460 122 2024 09 09 15 22 20 50.653 +13 51 37.22 .65571 1.6313 157.1 21.6 .476 122 2024 09 09 16 22 20 48.210 +13 50 37.80 .65545 1.6310 157.1 21.6 .491 123 2024 09 09 17 22 20 45.768 +13 49 38.28 .65519 1.6307 157.1 21.6 .507 123 2024 09 09 18 22 20 43.326 +13 48 38.68 .65492 1.6305 157.1 21.6 .523 123 2024 09 09 19 22 20 40.884 +13 47 39.00 .65466 1.6302 157.1 21.6 .539 123 2024 09 09 20 22 20 38.443 +13 46 39.22 .65440 1.6299 157.1 21.6 .555 123 2024 09 09 21 22 20 36.002 +13 45 39.36 .65414 1.6297 157.1 21.6 .572 123 2024 09 09 22 22 20 33.562 +13 44 39.40 .65388 1.6294 157.1 21.6 .589 123 2024 09 09 23 22 20 31.121 +13 43 39.37 .65362 1.6291 157.1 21.6 .606 123 2024 09 10 00 22 20 28.681 +13 42 39.24 .65336 1.6289 157.1 21.6 .623 123 2024 09 10 01 22 20 26.242 +13 41 39.03 .65310 1.6286 157.1 21.6 .641 123 2024 09 10 02 22 20 23.803 +13 40 38.72 .65284 1.6283 157.1 21.6 .658 123 2024 09 10 03 22 20 21.364 +13 39 38.34 .65258 1.6281 157.1 21.6 .676 123 2024 09 10 04 22 20 18.926 +13 38 37.86 .65232 1.6278 157.1 21.6 .695 123 2024 09 10 05 22 20 16.488 +13 37 37.30 .65206 1.6275 157.1 21.6 .713 123