"Pseudo-MPEC" for P21WLer
Created 2024 Aug 3 4:22:14 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21WLer* C2024 08 01.38669921 25 45.912+12 03 16.66 ~81Gq 20.26wXNEOCPF52
P21WLer C2024 08 01.39787521 25 39.272+12 06 14.79 ~81Gq 20.22wXNEOCPF52
P21WLer C2024 08 01.40908621 25 32.605+12 09 13.14 ~81Gq 20.38wXNEOCPF52
P21WLer C2024 08 01.42028421 25 25.932+12 12 11.22 ~81Gq 20.26wXNEOCPF52
P21WLer KC2024 08 01.94645021 20 33.379+14 29 09.96 ~81Nb 20.6 GVNEOCPJ95
P21WLer KC2024 08 01.95946721 20 25.776+14 32 33.29 ~81Nb 20.2 GVNEOCPJ95
P21WLer KC2024 08 01.97071621 20 19.166+14 35 29.29 ~81Nb 20.2 GVNEOCPJ95
P21WLer KC2024 08 01.97553921 20 16.330+14 36 43.88 ~81Nq 19.9 GVNEOCPJ95
P21WLer HB2024 08 02.03323 21 19 41.48 +14 51 50.7 ~8287 20.4 GVNEOCP204
P21WLer KB2024 08 02.04206221 19 37.07 +14 54 09.7 ~821b 20.0 GXNEOCPI93
P21WLer KB2024 08 02.04369 21 19 35.32 +14 54 32.9 ~8287 VNEOCP204
P21WLer KB2024 08 02.04782521 19 33.66 +14 55 39.2 ~821b 20.1 GXNEOCPI93
P21WLer KB2024 08 02.05350121 19 30.26 +14 57 07.2 ~821b 20.6 GXNEOCPI93
P21WLer KC2024 08 02.31484621 17 03.01 +16 04 28.2 ~82FM 20.2 GVNEOCPH21
P21WLer KC2024 08 02.31769021 17 01.33 +16 05 12.0 ~82FM 20.2 GVNEOCPH21
P21WLer KC2024 08 02.32053321 16 59.63 +16 05 55.2 ~82FM 20.9 GVNEOCPH21
P21WLer KC2024 08 02.32252421 16 58.45 +16 06 25.5 ~82FM 20.6 GVNEOCPH21
Station data:
(204) Schiaparelli Observatory (N45.868292 E8.769720) Italy. Observer L.
Buzzi. 0.60-m f/4.64 Newtonian + CCD0.84-m f/3.5 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.
(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.
(J95) Great Shefford (N51.474969 W1.447003) UK/England. Observer P.
Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain + CCD.
Orbital elements: P21WLer
Perihelion 2024 Oct 10.67953 +/- 0.461 TT = 16:18:31 (JD 2460594.17953)
Epoch 2024 Aug 2.0 TT = JDT 2460524.5 Earth MOID: 0.0762 AutoNEOCP
M 303.46972514 +/- 0.51 (J2000 ecliptic)
n 0.81128951 +/- 0.00213 Peri. 71.96969 +/- 0.45
a 1.13855008 +/- 0.002 Node 306.22355 +/- 0.010
e 0.0999095 +/- 0.00122 Incl. 23.51095 +/- 0.13
P 1.215/443.730d H 24.42 G 0.15 U 8.6
q 1.02479800 +/- 0.000555 Q 1.25230216 +/- 0.00356
From 17 observations 2024 Aug. 1-2 (22.5 hr); mean residual 0".22
Residuals in arcseconds: 240801 F52 .11+ .05- 240801 J95 .16- .28+ 240802 I93 .28- .02- 240801 F52 .01- .08+ 240801 J95 .27- .38- 240802 H21 .19+ .12+ 240801 F52 .00 .01+ 240802 204 .31- .33+ 240802 H21 .41+ .40+ 240801 F52 .01+ .04+ 240802 I93 .15+ .19- 240802 H21 .32+ .11+ 240801 J95 .00 .06- 240802 204 .05+ .44+ 240802 H21 .41+ .04- 240801 J95 .13+ .12- 240802 I93 .24+ .05- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2024 08 03 04 21 09 04.312 +19 38 30.00 .08390 1.0827 142.7 20.6 1.84 134 2024 08 03 05 21 08 40.723 +19 48 41.28 .08398 1.0826 142.6 20.7 1.98 135 2024 08 03 06 21 08 17.126 +19 58 51.09 .08406 1.0825 142.4 20.7 2.11 136 2024 08 03 07 21 07 53.523 +20 08 59.40 .08414 1.0825 142.3 20.7 2.25 136 2024 08 03 08 21 07 29.913 +20 19 06.21 .08422 1.0824 142.1 20.7 2.40 137 2024 08 03 09 21 07 06.297 +20 29 11.51 .08431 1.0823 142.0 20.7 2.54 137 2024 08 03 10 21 06 42.675 +20 39 15.28 .08439 1.0823 141.8 20.7 2.70 138 2024 08 03 11 21 06 19.047 +20 49 17.52 .08447 1.0822 141.7 20.7 2.85 138 2024 08 03 12 21 05 55.413 +20 59 18.20 .08456 1.0822 141.5 20.7 3.01 139 2024 08 03 13 21 05 31.774 +21 09 17.32 .08465 1.0821 141.4 20.7 3.17 139 2024 08 03 14 21 05 08.129 +21 19 14.88 .08473 1.0820 141.2 20.7 3.34 139 2024 08 03 15 21 04 44.479 +21 29 10.85 .08482 1.0820 141.1 20.7 3.50 140 2024 08 03 16 21 04 20.824 +21 39 05.23 .08491 1.0819 140.9 20.7 3.68 140 2024 08 03 17 21 03 57.165 +21 48 58.00 .08500 1.0819 140.8 20.7 3.85 140 2024 08 03 18 21 03 33.501 +21 58 49.17 .08509 1.0818 140.7 20.7 4.03 140 2024 08 03 19 21 03 09.833 +22 08 38.71 .08518 1.0817 140.5 20.7 4.21 141 2024 08 03 20 21 02 46.161 +22 18 26.62 .08528 1.0817 140.4 20.7 4.40 141 2024 08 03 21 21 02 22.485 +22 28 12.88 .08537 1.0816 140.2 20.7 4.59 141 2024 08 03 22 21 01 58.805 +22 37 57.50 .08547 1.0816 140.1 20.7 4.78 141 2024 08 03 23 21 01 35.122 +22 47 40.45 .08556 1.0815 139.9 20.8 4.97 141 2024 08 04 00 21 01 11.436 +22 57 21.74 .08566 1.0814 139.8 20.8 5.17 142 2024 08 04 01 21 00 47.747 +23 07 01.34 .08576 1.0814 139.6 20.8 5.37 142 2024 08 04 02 21 00 24.055 +23 16 39.26 .08586 1.0813 139.5 20.8 5.58 142 2024 08 04 03 21 00 00.361 +23 26 15.49 .08595 1.0812 139.3 20.8 5.78 142 2024 08 04 04 20 59 36.664 +23 35 50.01 .08606 1.0812 139.2 20.8 5.99 142 2024 08 04 05 20 59 12.965 +23 45 22.82 .08616 1.0811 139.0 20.8 6.20 142 2024 08 04 06 20 58 49.264 +23 54 53.91 .08626 1.0811 138.9 20.8 6.42 143 2024 08 04 07 20 58 25.561 +24 04 23.28 .08636 1.0810 138.8 20.8 6.64 143 2024 08 04 08 20 58 01.857 +24 13 50.91 .08647 1.0809 138.6 20.8 6.86 143 2024 08 04 09 20 57 38.152 +24 23 16.79 .08657 1.0809 138.5 20.8 7.08 143 2024 08 04 10 20 57 14.445 +24 32 40.93 .08668 1.0808 138.3 20.8 7.31 143 2024 08 04 11 20 56 50.738 +24 42 03.32 .08678 1.0808 138.2 20.8 7.54 143 2024 08 04 12 20 56 27.030 +24 51 23.94 .08689 1.0807 138.0 20.8 7.77 143 2024 08 04 13 20 56 03.321 +25 00 42.79 .08700 1.0806 137.9 20.8 8.01 143 2024 08 04 14 20 55 39.613 +25 09 59.87 .08711 1.0806 137.7 20.8 8.24 143 2024 08 04 15 20 55 15.904 +25 19 15.17 .08722 1.0805 137.6 20.9 8.48 143 2024 08 04 16 20 54 52.196 +25 28 28.68 .08733 1.0805 137.4 20.9 8.73 143 2024 08 04 17 20 54 28.488 +25 37 40.40 .08744 1.0804 137.3 20.9 8.97 144 2024 08 04 18 20 54 04.780 +25 46 50.32 .08756 1.0803 137.1 20.9 9.22 144 2024 08 04 19 20 53 41.074 +25 55 58.43 .08767 1.0803 137.0 20.9 9.47 144 2024 08 04 20 20 53 17.368 +26 05 04.74 .08778 1.0802 136.9 20.9 9.72 144 2024 08 04 21 20 52 53.664 +26 14 09.23 .08790 1.0802 136.7 20.9 9.97 144 2024 08 04 22 20 52 29.961 +26 23 11.90 .08802 1.0801 136.6 20.9 10.2 144 2024 08 04 23 20 52 06.260 +26 32 12.75 .08813 1.0800 136.4 20.9 10.5 144 2024 08 05 00 20 51 42.561 +26 41 11.77 .08825 1.0800 136.3 20.9 10.8 144 2024 08 05 01 20 51 18.864 +26 50 08.95 .08837 1.0799 136.1 20.9 11.0 144 2024 08 05 02 20 50 55.169 +26 59 04.30 .08849 1.0798 136.0 20.9 11.3 144 2024 08 05 03 20 50 31.476 +27 07 57.81 .08861 1.0798 135.8 20.9 11.5 144