"Pseudo-MPEC" for P227hCw
Created 2025 Mar 1 12:31:17 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P227hCw 1C2025 02 26.33276912 22 36.246+24 34 29.89 ~2S3V 21.84GVNEOCPG96
P227hCw 1C2025 02 26.33795112 22 38.068+24 34 07.79 ~2S3V 22.12GVNEOCPG96
P227hCw 1C2025 02 26.34832012 22 41.567+24 33 22.39 ~2S3V 21.15GVNEOCPG96
P227hCw 1C2025 02 27.34390212 29 00.092+23 16 18.16 ~2S3V 21.12GVNEOCPG96
P227hCw 1C2025 02 27.35941212 29 05.507+23 15 04.97 ~2S3V 20.52GVNEOCPG96
P227hCw* C2025 02 27.41528812 29 29.766+23 10 49.50 ~2RCV 21.22wXNEOCPF52
P227hCw C2025 02 27.42873812 29 34.479+23 09 46.13 ~2RCl 21.08GVNEOCPF52
P227hCw C2025 02 27.45569112 29 43.734+23 07 38.99 ~2RCV 21.46wXNEOCPF52
P227hCw C2025 02 27.57159812 30 23.217+22 58 17.38 ~2RLH 20.72GVNEOCPF52
P227hCw C2025 02 27.57240512 30 23.503+22 58 13.14 ~2RLH 21.38GVNEOCPF52
P227hCw 1C2025 02 28.04269012 33 27.299+22 18 36.70 ~2S8l 20.2 GXNEOCP033
P227hCw 1C2025 02 28.04493012 33 28.080+22 18 26.00 ~2S8l 20.6 GXNEOCP033
P227hCw 1C2025 02 28.04714012 33 28.858+22 18 14.60 ~2S8l 20.5 GXNEOCP033
P227hCw KC2025 02 28.07583712 33 40.210+22 15 49.36 ~2S2l 21.3 GWNEOCPJ95
P227hCw KC2025 02 28.09252512 33 46.140+22 14 24.83 ~2S2l 21.1 GWNEOCPJ95
P227hCw KC2025 03 01.25284612 41 20.70 +20 33 47.8 ~316V 21.6 GVNEOCPH21
P227hCw KC2025 03 01.25844612 41 22.71 +20 33 17.9 ~316V 21.3 GVNEOCPH21
Station data:
(033) Karl Schwarzschild Observatory, Tautenburg (N50.980139 E11.711240)
Germany. Observer B. Stecklum. 1.34-m f/3 Schmidt + 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.
(G96) Mt. Lemmon Survey (N32.442729 W110.788720) US/Arizona. Observer E.
J. Christensen. + 10K CCD.
(H21) Astronomical Research Observatory, Westfield (N39.483054 W87.968270)
US/Illinois. Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T.
Linder, R. Holmes. 0.40-m f/5.32 astrograph + CCD.
(J95) Great Shefford (N51.474969 W1.447003) UK/England. Observer P.
Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain + CCD.
Orbital elements: P227hCw
Perihelion 2025 Mar 14.57342 +/- 0.0174 TT = 13:45:43 (JD 2460749.07342)
Epoch 2025 Mar 1.0 TT = JDT 2460735.5 Earth MOID: 0.0574 Ma: 0.0957
M 354.44554558 +/- 0.017 (J2000 ecliptic) AutoNEOCP
n 0.40921551 +/- 0.00142 Peri. 173.59195 +/- 0.027
a 1.79680654 +/- 0.00416 Node 2.67608 +/- 0.011
e 0.4141623 +/- 0.00127 Incl. 4.84476 +/- 0.011
P 2.409/879.715d H 25.35 G 0.15 U 8.3
q 1.05263699 +/- 0.000159 Q 2.54097609 +/- 0.00817
From 17 observations 2025 Feb. 26-Mar. 1; mean residual 0".36
Residuals in arcseconds: 250226 G96 .47- 1.0- 250227 F52 .22+ .07- 250228 033 .11- .30+ 250226 G96 .34+ .28- 250227 F52 .12- .06+ 250228 J95 .31+ .15+ 250226 G96 .03+ .20+ 250227 F52 .09- .17+ 250228 J95 .08- .46- 250227 G96 .22- .31+ 250227 F52 .04+ .08- 250301 H21 .29- .06+ 250227 G96 .79+ .78+ 250228 033 .27+ .09+ 250301 H21 .28- .07- 250227 F52 .41- .23+ 250228 033 .02+ .61+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2025 03 01 13 12 43 11.227 +20 08 14.62 .08132 1.0620 149.7 21.3 .237 161 2025 03 01 14 12 43 27.600 +20 04 25.81 .08125 1.0619 149.7 21.3 .243 161 2025 03 01 15 12 43 43.980 +20 00 36.45 .08118 1.0618 149.7 21.3 .248 160 2025 03 01 16 12 44 00.366 +19 56 46.56 .08111 1.0618 149.6 21.3 .254 160 2025 03 01 17 12 44 16.758 +19 52 56.14 .08104 1.0617 149.6 21.3 .260 159 2025 03 01 18 12 44 33.157 +19 49 05.18 .08097 1.0617 149.6 21.3 .267 159 2025 03 01 19 12 44 49.562 +19 45 13.68 .08090 1.0616 149.6 21.3 .273 159 2025 03 01 20 12 45 05.973 +19 41 21.65 .08083 1.0615 149.6 21.3 .279 158 2025 03 01 21 12 45 22.390 +19 37 29.09 .08077 1.0615 149.6 21.3 .286 158 2025 03 01 22 12 45 38.814 +19 33 36.00 .08070 1.0614 149.6 21.3 .292 157 2025 03 01 23 12 45 55.243 +19 29 42.38 .08063 1.0614 149.6 21.3 .299 157 2025 03 02 00 12 46 11.679 +19 25 48.22 .08056 1.0613 149.6 21.3 .306 157 2025 03 02 01 12 46 28.120 +19 21 53.54 .08050 1.0613 149.5 21.3 .313 156 2025 03 02 02 12 46 44.567 +19 17 58.32 .08043 1.0612 149.5 21.3 .320 156 2025 03 02 03 12 47 01.020 +19 14 02.57 .08036 1.0611 149.5 21.3 .327 155 2025 03 02 04 12 47 17.479 +19 10 06.30 .08030 1.0611 149.5 21.3 .334 155 2025 03 02 05 12 47 33.943 +19 06 09.50 .08023 1.0610 149.5 21.3 .342 155 2025 03 02 06 12 47 50.413 +19 02 12.17 .08016 1.0610 149.5 21.3 .349 154 2025 03 02 07 12 48 06.889 +18 58 14.31 .08010 1.0609 149.5 21.3 .357 154 2025 03 02 08 12 48 23.370 +18 54 15.93 .08003 1.0609 149.5 21.2 .364 154 2025 03 02 09 12 48 39.856 +18 50 17.03 .07997 1.0608 149.4 21.2 .372 153 2025 03 02 10 12 48 56.348 +18 46 17.60 .07990 1.0608 149.4 21.2 .380 153 2025 03 02 11 12 49 12.846 +18 42 17.65 .07984 1.0607 149.4 21.2 .388 152 2025 03 02 12 12 49 29.348 +18 38 17.17 .07977 1.0606 149.4 21.2 .396 152 2025 03 02 13 12 49 45.856 +18 34 16.17 .07971 1.0606 149.4 21.2 .405 152 2025 03 02 14 12 50 02.368 +18 30 14.65 .07964 1.0605 149.4 21.2 .413 151 2025 03 02 15 12 50 18.886 +18 26 12.62 .07958 1.0605 149.4 21.2 .422 151 2025 03 02 16 12 50 35.409 +18 22 10.06 .07952 1.0604 149.4 21.2 .431 151 2025 03 02 17 12 50 51.937 +18 18 06.98 .07945 1.0604 149.3 21.2 .439 150 2025 03 02 18 12 51 08.470 +18 14 03.39 .07939 1.0603 149.3 21.2 .448 150 2025 03 02 19 12 51 25.007 +18 09 59.28 .07933 1.0603 149.3 21.2 .457 150 2025 03 02 20 12 51 41.550 +18 05 54.66 .07927 1.0602 149.3 21.2 .467 149 2025 03 02 21 12 51 58.097 +18 01 49.52 .07920 1.0602 149.3 21.2 .476 149 2025 03 02 22 12 52 14.648 +17 57 43.86 .07914 1.0601 149.3 21.2 .485 149 2025 03 02 23 12 52 31.205 +17 53 37.70 .07908 1.0600 149.3 21.2 .495 149 2025 03 03 00 12 52 47.765 +17 49 31.02 .07902 1.0600 149.3 21.2 .505 148 2025 03 03 01 12 53 04.330 +17 45 23.83 .07896 1.0599 149.2 21.2 .515 148 2025 03 03 02 12 53 20.900 +17 41 16.13 .07890 1.0599 149.2 21.2 .525 148 2025 03 03 03 12 53 37.474 +17 37 07.93 .07884 1.0598 149.2 21.2 .535 147 2025 03 03 04 12 53 54.052 +17 32 59.21 .07878 1.0598 149.2 21.2 .545 147 2025 03 03 05 12 54 10.635 +17 28 49.99 .07872 1.0597 149.2 21.2 .555 147 2025 03 03 06 12 54 27.221 +17 24 40.27 .07866 1.0597 149.2 21.2 .566 147 2025 03 03 07 12 54 43.812 +17 20 30.03 .07860 1.0596 149.2 21.2 .577 146 2025 03 03 08 12 55 00.406 +17 16 19.30 .07854 1.0596 149.1 21.2 .587 146 2025 03 03 09 12 55 17.005 +17 12 08.06 .07848 1.0595 149.1 21.2 .598 146 2025 03 03 10 12 55 33.608 +17 07 56.33 .07842 1.0595 149.1 21.2 .609 145 2025 03 03 11 12 55 50.214 +17 03 44.09 .07836 1.0594 149.1 21.2 .621 145 2025 03 03 12 12 56 06.824 +16 59 31.36 .07830 1.0594 149.1 21.2 .632 145