"Pseudo-MPEC" for C4Y1HQ2
Created 2021 Feb 24 10:07:09 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
C4Y1HQ2 C2021 02 19.29925109 28 04.67 +18 36 40.9 ~2J7q 20.80GVNEOCPG96
C4Y1HQ2 C2021 02 19.30489209 28 01.53 +18 35 46.1 ~2J7q 21.25GVNEOCPG96
C4Y1HQ2 C2021 02 19.31058009 27 58.40 +18 34 50.2 ~2J7q 20.90GVNEOCPG96
C4Y1HQ2 C2021 02 19.31623409 27 55.26 +18 33 54.6 ~2J7q 21.21GVNEOCPG96
C4Y1HQ2 KC2021 02 19.42336709 27 04.87 +18 17 44.8 ~2JAb 21.27GVNEOCPI52
C4Y1HQ2 KC2021 02 19.42672809 27 03.75 +18 17 18.0 ~2JAb 20.97GVNEOCPI52
Station data:
(G96) Mt. Lemmon Survey (N32.442754 W110.788720) US/Arizona. Observers T.
A. Pruyne, B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
A. R. Gibbs, A. D. Grauer, H. Gröller, J. A. Johnson, R. A. Kowalski, S.
M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly. 1.5-m
reflector + 10K CCD.
(I52) Steward Observatory, Mt. Lemmon Station (N32.442547 W110.788920)
US/Arizona. Observers T. A. Pruyne, B. M. Africano, E. J. Christensen, G.
A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. A.
Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L.
Seaman, F. C. Shelly. 1.0-m reflector + CCD.
Orbital elements: C4Y1HQ2
Perihelion 2021 Jan 5.119548 +/- 5.4751 TT = 2:52:08 (JD 2459219.619548)
Epoch 2021 Feb 19.0 TT = JDT 2459264.5 Earth MOID: 0.0009 Ve: 0.0317
M 18.15796255 +/- 14.012684 Me: 0.0544 Ma: 0.0336 AutoNEOCP
n 0.40458510 +/- 0.247309 Peri. 255.17385 +/- 9.4197241
a 1.81048996 +/- 0.737759 Node 141.00808 +/- 9.2897844
e 0.7907227 +/- 0.122271 Incl. 0.33279 +/- 0.2455881
P 2.44/889.78d H 29.6 G 0.15 U 11.8
q 0.37889440 +/- 0.0601142 Q 3.24208553 +/- 1.38657
From 6 observations 2021 Feb. 19 (3.1 hr); mean residual 0".67
Residuals in arcseconds: 210219 G96 .53- .42- 210219 G96 .54+ .30+ 210219 I52 1.3- .75- 210219 G96 .03+ .47+ 210219 G96 .06+ .31- 210219 I52 1.2+ .73+ Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -- -- -- ------------- ----------- ------ ------ ----- --- ---- --- 2021 02 24 10 09 23 20.307 +16 14 27.87 .09414 1.0798 162.4 25.5 338 82 2021 02 24 11 09 23 20.162 +16 14 14.79 .09478 1.0804 162.3 25.5 338 82 2021 02 24 12 09 23 20.024 +16 14 01.86 .09543 1.0810 162.3 25.5 339 82 2021 02 24 13 09 23 19.893 +16 13 49.08 .09607 1.0816 162.2 25.5 339 82 2021 02 24 14 09 23 19.768 +16 13 36.43 .09671 1.0822 162.2 25.5 340 82 2021 02 24 15 09 23 19.651 +16 13 23.92 .09735 1.0828 162.2 25.6 340 82 2021 02 24 16 09 23 19.541 +16 13 11.55 .09799 1.0834 162.1 25.6 341 82 2021 02 24 17 09 23 19.438 +16 12 59.31 .09864 1.0840 162.1 25.6 341 82 2021 02 24 18 09 23 19.341 +16 12 47.20 .09928 1.0846 162.0 25.6 342 82 2021 02 24 19 09 23 19.250 +16 12 35.22 .09992 1.0852 162.0 25.6 342 82 2021 02 24 20 09 23 19.167 +16 12 23.36 .10056 1.0858 162.0 25.6 343 82 2021 02 24 21 09 23 19.089 +16 12 11.62 .10121 1.0864 161.9 25.7 343 82 2021 02 24 22 09 23 19.018 +16 12 00.00 .10185 1.0870 161.9 25.7 344 82 2021 02 24 23 09 23 18.953 +16 11 48.50 .10249 1.0876 161.8 25.7 344 82 2021 02 25 00 09 23 18.894 +16 11 37.11 .10313 1.0883 161.8 25.7 345 82 2021 02 25 01 09 23 18.841 +16 11 25.83 .10378 1.0889 161.7 25.7 345 82 2021 02 25 02 09 23 18.794 +16 11 14.67 .10442 1.0895 161.7 25.7 345 82 2021 02 25 03 09 23 18.754 +16 11 03.61 .10506 1.0901 161.7 25.7 346 82 2021 02 25 04 09 23 18.718 +16 10 52.65 .10570 1.0907 161.6 25.8 346 82 2021 02 25 05 09 23 18.689 +16 10 41.81 .10635 1.0913 161.6 25.8 347 82 2021 02 25 06 09 23 18.665 +16 10 31.06 .10699 1.0919 161.5 25.8 347 82 2021 02 25 07 09 23 18.647 +16 10 20.41 .10763 1.0925 161.5 25.8 348 82 2021 02 25 08 09 23 18.635 +16 10 09.86 .10828 1.0931 161.5 25.8 348 82 2021 02 25 09 09 23 18.628 +16 09 59.41 .10892 1.0937 161.4 25.8 348 82 2021 02 25 10 09 23 18.626 +16 09 49.04 .10956 1.0943 161.4 25.9 349 82 2021 02 25 11 09 23 18.630 +16 09 38.78 .11021 1.0949 161.3 25.9 349 82 2021 02 25 12 09 23 18.639 +16 09 28.60 .11085 1.0955 161.3 25.9 350 82 2021 02 25 13 09 23 18.653 +16 09 18.51 .11150 1.0961 161.3 25.9 350 82 2021 02 25 14 09 23 18.673 +16 09 08.51 .11214 1.0967 161.2 25.9 351 82 2021 02 25 15 09 23 18.697 +16 08 58.59 .11278 1.0973 161.2 25.9 351 82 2021 02 25 16 09 23 18.727 +16 08 48.76 .11343 1.0979 161.1 25.9 351 82 2021 02 25 17 09 23 18.761 +16 08 39.01 .11407 1.0985 161.1 26.0 352 83 2021 02 25 18 09 23 18.801 +16 08 29.34 .11472 1.0991 161.1 26.0 352 83 2021 02 25 19 09 23 18.845 +16 08 19.75 .11536 1.0997 161.0 26.0 353 83 2021 02 25 20 09 23 18.894 +16 08 10.23 .11600 1.1003 161.0 26.0 353 83 2021 02 25 21 09 23 18.949 +16 08 00.80 .11665 1.1009 160.9 26.0 353 83 2021 02 25 22 09 23 19.007 +16 07 51.44 .11729 1.1015 160.9 26.0 354 83 2021 02 25 23 09 23 19.071 +16 07 42.15 .11794 1.1021 160.9 26.0 354 83 2021 02 26 00 09 23 19.139 +16 07 32.93 .11858 1.1027 160.8 26.1 355 83 2021 02 26 01 09 23 19.212 +16 07 23.79 .11923 1.1033 160.8 26.1 355 83 2021 02 26 02 09 23 19.289 +16 07 14.71 .11987 1.1039 160.7 26.1 355 83 2021 02 26 03 09 23 19.371 +16 07 05.71 .12052 1.1045 160.7 26.1 356 83 2021 02 26 04 09 23 19.457 +16 06 56.77 .12116 1.1051 160.6 26.1 356 83 2021 02 26 05 09 23 19.548 +16 06 47.90 .12181 1.1057 160.6 26.1 356 83 2021 02 26 06 09 23 19.643 +16 06 39.09 .12245 1.1063 160.6 26.1 357 83 2021 02 26 07 09 23 19.743 +16 06 30.34 .12310 1.1069 160.5 26.2 357 83 2021 02 26 08 09 23 19.847 +16 06 21.66 .12374 1.1075 160.5 26.2 358 83 2021 02 26 09 09 23 19.955 +16 06 13.04 .12439 1.1081 160.4 26.2 358 83