"Pseudo-MPEC" for P21D8Hm
Created 2023 Jan 29 13:22:22 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
P21D8Hm* C2023 01 22By97ohl5^xCI6?,D5`7r8^Ro.(-lZbUW;IH0knPGCy]b_[RFrJ^0F52
P21D8Hm C2023 01 22WS_;dtWt+sCS]4!]AstrometrydHc+CI@Ooly-V`uU_j3Yu`(Ck)F52
P21D8Hm C2023 01 22'URa?7^BX3k$3x'C8V9n;)[O$A+`vjERvaK3EGE38J6+CNa]BVfWF52
P21D8Hm C2023 01 22+Ex7+=3O?K#j_#7^jObj?m3n.Jje7HJ6;redacted;AqOq4nvk95F52
P21D8Hm C2023 01 22H*t846(S^p!F@l11nclick6GnQChere@ZnT)jyBHLT`:Din(9oOYF52
P21D8Hm 3C2023 01 23;:k/P8X\[x),Et+ATSHbnb,7V5P/AXT+cmcforE(;afGa`,(::PVT14
P21D8Hm 3C2023 01 23.9byIwexplanationO);8KNm07:M6vhwbi8OApiKLQ5PBf%K\rv0T14
P21D8Hm 3C2023 01 23e,!Y37U!hrD'ttk=M=oFREhs%9UQjepPfOdW^?EVdL+8(vU0m$VFT14
P21D8Hm C2023 01 25$xs]7N4'm*233vjqo5(Y3KD/[T9d=buTT#h5pLG)_ws1mc9%LR#5F51
P21D8Hm C2023 01 25g2kvHx9wRm!u(KGPUa'(rtEe!Jk-(ZN:KT6M,)K_vLZ%Q[/`vjCHF51
P21D8Hm KC2023 01 28ehg@mX'u8U5c%kp//_BCt$M4UW#]FkW9#^4pm#4V\Ykv5QrXIF7w858
P21D8Hm KC2023 01 28[Fo8I,8ncQL!?BnB0$%i_J?tU8-%8xVsD%fGe$p(VB)OdQrt/Q=n858
P21D8Hm KC2023 01 28U]CeuPD3NTaL3MsxQCaec7)ncW#nurIX;h-EftM@[yS.LQ:J1!it858
P21D8Hm 1C2023 01 29.04498 09 17 34.61 +11 50 35.7 ~1T9b 20.4 VXNEOCP033
P21D8Hm 1C2023 01 29.04746 09 17 34.05 +11 50 25.3 ~1T9b 20.7 VXNEOCP033
P21D8Hm 1C2023 01 29.04995 09 17 33.50 +11 50 16.0 ~1T9b 20.6 VXNEOCP033
Station data:
(033) Karl Schwarzschild Observatory, Tautenburg (N50.980137 E11.711240)
Germany. Observers S. Melnikov, C. Hoegner, B. Stecklum. Measurer B.
Stecklum. 1.34-m f/3 Schmidt + CCD.
(858) Tebbutt Observatory, Edgewood (N35.093869 W106.220000) US/New Mexico.
Observer F. B. Zoltowski. 0.16-m refractor + CCD0.51-m Schmidt-Cassegrain
+ 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.
(T14) Mauna Kea-UH/Tholen NEO Follow-Up (CFHT) (N19.825252 W155.468876)
US/Hawaii. 3.6-m Canada-France-Hawaii Telescope.
Orbital elements: P21D8Hm
Perihelion 2022 Nov 28.02201 +/- 0.0105 TT = 0:31:41 (JD 2459911.52201)
Epoch 2023 Jan 29.0 TT = JDT 2459973.5 Earth MOID: 0.1240 Ma: 0.0939
M 38.00850377 +/- 0.09 (J2000 ecliptic) AutoNEOCP
n 0.61325806 +/- 0.00143 Peri. 121.88644 +/- 0.017
a 1.37206242 +/- 0.00213 Node 307.64417 +/- 0.0059
e 0.2473964 +/- 0.00101 Incl. 13.40432 +/- 0.049
P 1.61/587.02d H 24.25 G 0.15 U 8.3
q 1.03261898 +/- 0.000226 Q 1.71150585 +/- 0.00404
From 16 observations 2023 Jan. 22-29; mean residual 0".23
Residuals in arcseconds: 230122 F52 .14- .06- 230123 T14 .01+ .01+ 230128 858 .17- .15- 230122 F52 .12- .02- 230123 T14 .00 .01- 230129 033 .25+ .30+ 230122 F52 .16- .17- 230125 F51 .04+ .10+ 230129 033 .12- .08- 230122 F52 .34+ .32+ 230125 F51 .08+ .04- 230129 033 .32- .68+ 230122 F52 .20- .16- 230128 858 .23+ .47- 230123 T14 .01+ .01+ 230128 858 .04+ .46- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2023 01 29 13 09 15 55.855 +11 18 05.63 .16675 1.1496 170.1 21.3 .182 160 2023 01 29 14 09 15 47.600 +11 15 20.84 .16687 1.1497 170.1 21.3 .186 160 2023 01 29 15 09 15 39.358 +11 12 36.31 .16699 1.1498 170.2 21.3 .190 160 2023 01 29 16 09 15 31.129 +11 09 52.02 .16711 1.1500 170.2 21.3 .195 159 2023 01 29 17 09 15 22.912 +11 07 07.98 .16724 1.1501 170.2 21.3 .199 159 2023 01 29 18 09 15 14.708 +11 04 24.20 .16736 1.1503 170.3 21.3 .203 159 2023 01 29 19 09 15 06.517 +11 01 40.67 .16748 1.1504 170.3 21.3 .208 159 2023 01 29 20 09 14 58.338 +10 58 57.39 .16760 1.1505 170.3 21.3 .212 159 2023 01 29 21 09 14 50.172 +10 56 14.36 .16772 1.1507 170.3 21.3 .217 158 2023 01 29 22 09 14 42.019 +10 53 31.58 .16784 1.1508 170.4 21.3 .221 158 2023 01 29 23 09 14 33.878 +10 50 49.05 .16797 1.1509 170.4 21.3 .226 158 2023 01 30 00 09 14 25.750 +10 48 06.78 .16809 1.1511 170.4 21.3 .231 158 2023 01 30 01 09 14 17.635 +10 45 24.76 .16821 1.1512 170.4 21.3 .235 158 2023 01 30 02 09 14 09.532 +10 42 43.00 .16834 1.1514 170.5 21.3 .240 158 2023 01 30 03 09 14 01.442 +10 40 01.48 .16846 1.1515 170.5 21.3 .245 158 2023 01 30 04 09 13 53.365 +10 37 20.22 .16858 1.1516 170.5 21.3 .250 158 2023 01 30 05 09 13 45.301 +10 34 39.22 .16871 1.1518 170.5 21.3 .255 158 2023 01 30 06 09 13 37.249 +10 31 58.47 .16883 1.1519 170.6 21.3 .260 158 2023 01 30 07 09 13 29.210 +10 29 17.97 .16896 1.1520 170.6 21.3 .265 157 2023 01 30 08 09 13 21.184 +10 26 37.73 .16908 1.1522 170.6 21.3 .270 157 2023 01 30 09 09 13 13.170 +10 23 57.74 .16921 1.1523 170.6 21.3 .275 157 2023 01 30 10 09 13 05.169 +10 21 18.01 .16933 1.1524 170.6 21.3 .280 157 2023 01 30 11 09 12 57.181 +10 18 38.53 .16946 1.1526 170.7 21.3 .285 157 2023 01 30 12 09 12 49.206 +10 15 59.31 .16958 1.1527 170.7 21.3 .290 157 2023 01 30 13 09 12 41.244 +10 13 20.35 .16971 1.1529 170.7 21.3 .295 157 2023 01 30 14 09 12 33.294 +10 10 41.64 .16984 1.1530 170.7 21.3 .301 157 2023 01 30 15 09 12 25.357 +10 08 03.18 .16997 1.1531 170.7 21.3 .306 157 2023 01 30 16 09 12 17.432 +10 05 24.99 .17009 1.1533 170.7 21.3 .311 157 2023 01 30 17 09 12 09.521 +10 02 47.04 .17022 1.1534 170.8 21.3 .317 157 2023 01 30 18 09 12 01.622 +10 00 09.36 .17035 1.1535 170.8 21.3 .322 157 2023 01 30 19 09 11 53.736 +09 57 31.93 .17048 1.1537 170.8 21.3 .328 157 2023 01 30 20 09 11 45.863 +09 54 54.76 .17061 1.1538 170.8 21.3 .333 157 2023 01 30 21 09 11 38.002 +09 52 17.85 .17073 1.1540 170.8 21.3 .339 157 2023 01 30 22 09 11 30.155 +09 49 41.20 .17086 1.1541 170.8 21.3 .344 157 2023 01 30 23 09 11 22.320 +09 47 04.80 .17099 1.1542 170.8 21.3 .350 157 2023 01 31 00 09 11 14.497 +09 44 28.66 .17112 1.1544 170.8 21.3 .356 157 2023 01 31 01 09 11 06.688 +09 41 52.78 .17125 1.1545 170.8 21.3 .361 158 2023 01 31 02 09 10 58.891 +09 39 17.15 .17138 1.1547 170.9 21.3 .367 158 2023 01 31 03 09 10 51.107 +09 36 41.79 .17151 1.1548 170.9 21.3 .373 158 2023 01 31 04 09 10 43.336 +09 34 06.68 .17165 1.1549 170.9 21.3 .379 158 2023 01 31 05 09 10 35.578 +09 31 31.83 .17178 1.1551 170.9 21.3 .385 158 2023 01 31 06 09 10 27.833 +09 28 57.24 .17191 1.1552 170.9 21.3 .391 158 2023 01 31 07 09 10 20.100 +09 26 22.91 .17204 1.1553 170.9 21.3 .397 158 2023 01 31 08 09 10 12.380 +09 23 48.84 .17217 1.1555 170.9 21.3 .403 158 2023 01 31 09 09 10 04.673 +09 21 15.02 .17231 1.1556 170.9 21.3 .409 158 2023 01 31 10 09 09 56.978 +09 18 41.47 .17244 1.1558 170.9 21.4 .415 158 2023 01 31 11 09 09 49.297 +09 16 08.18 .17257 1.1559 170.9 21.4 .421 158 2023 01 31 12 09 09 41.628 +09 13 35.14 .17270 1.1560 170.9 21.4 .427 158