"Pseudo-MPEC" for C4671P1

Created 2026 Apr 17 11:35:04 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     C4671P1*1C2026 04 17.28845612 11 48.167+28 17 33.61   ~4H7Z       VNEOCP703
     C4671P1 1C2026 04 17.29072812 11 46.208+28 14 44.02   ~4H7Z 19.18GVNEOCP703
     C4671P1 1C2026 04 17.29524412 11 42.223+28 09 03.82   ~4H7Z 20.68GVNEOCP703
     C4671P1 1C2026 04 17.31954212 11 22.412+27 37 52.75   ~4H85 19.10GVNEOCPI52
     C4671P1 1C2026 04 17.31998212 11 22.045+27 37 18.01   ~4H85 18.94GVNEOCPI52
     C4671P1 1C2026 04 17.32042312 11 21.703+27 36 43.20   ~4H85 18.88GVNEOCPI52
     C4671P1 1C2026 04 17.32086912 11 21.343+27 36 08.06   ~4H85 19.12GVNEOCPI52
     C4671P1 1C2026 04 17.37619512 10 44.184+26 19 31.12   ~4H9Z 18.78GVNEOCPI52
     C4671P1 1C2026 04 17.37801312 10 43.248+26 16 52.28   ~4H9Z 18.79GVNEOCPI52
     C4671P1 1C2026 04 17.37983012 10 42.308+26 14 13.49   ~4H9Z 18.74GVNEOCPI52
     C4671P1 1C2026 04 17.38265312 10 40.904+26 10 05.52   ~4H9Z 18.67GVNEOCPI52

Station data:
(703) Catalina Sky Survey  (N32.417029 W110.732640)  US/Arizona.  Observer E.
   J. Christensen. Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B.
   Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan,
   R. A. Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F.
   C. Shelly, K. W. Wierzchoś. 0.68 m Schmidt + 10K CCD.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442570 W110.788920)
   US/Arizona. Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D.
   C. Fuls, A. R. Gibbs, A. D. Grauer, H. Gröller, J. K. Hogan, R. A.
   Kowalski, S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C.
   Shelly, K. W. Wierzchoś. 1.0-m prime focus + CCD.

Orbital elements:  C4671P1
   Perigee 2026 Apr 18.537093 +/- 0.00685 TT = 12:53:24.8 (JD 2461149.037093)
Epoch 2026 Apr 17.0 TT = JDT 2461147.5                           AutoNEOCP
q165787.4922 +/- 1668               (J2000 equator)
H   30.69 G 0.15                    Peri.  224.110433 +/- 0.25
                                    Node     5.579355 +/- 0.042
e   4.75159120 +/- 0.12             Incl.   85.585145 +/- 0.07
From 11 observations 2026 Apr. 17 (2.3 hr); mean residual 0".45
Residuals in arcseconds: 
260417 703  .30+  .82+    260417 I52  .00   .17+    260417 I52  .14+  .20-    
260417 703  .41+  .32+    260417 I52  .10+  .16+    260417 I52  .03-  .03+    
260417 703  .91-  1.5-    260417 I52  .00   .25+    260417 I52  .09-  .07+    
260417 I52  .24+  .21+    260417 I52  .03-  .01+    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2026 04 17 12  12 14 35.341   +23 34 01.24  340761 1.0056 140.0 19.1 31.8  56
2026 04 17 13  12 15 00.146   +22 26 26.23  330570 1.0056 140.9 19.0 40.0  51
2026 04 17 14  12 15 26.096   +21 14 33.91  320470 1.0055 142.0 18.9 50.0  46
2026 04 17 15  12 15 53.280   +19 58 01.84  310470 1.0055 143.0 18.8 62.1  41
2026 04 17 16  12 16 21.795   +18 36 25.34  300582 1.0055 144.1 18.7 76.7  37
2026 04 17 17  12 16 51.751   +17 09 17.36  290819 1.0055 145.3 18.6 94.3  33
2026 04 17 18  12 17 23.273   +15 36 08.35  281196 1.0055 146.6 18.5  115  30
2026 04 17 19  12 17 56.500   +13 56 26.10  271731 1.0055 147.9 18.4  140  27
2026 04 17 20  12 18 31.588   +12 09 35.72  262443 1.0054 149.3 18.2  169  24
2026 04 17 21  12 19 08.719   +10 14 59.70  253354 1.0054 150.7 18.1  204  21
2026 04 17 22  12 19 48.098   +08 11 58.06  244489 1.0054 152.2 18.0  244  19
2026 04 17 23  12 20 29.962   +05 59 48.80  235877 1.0054 153.7 17.9  291  17
2026 04 18 00  12 21 14.585   +03 37 48.55  227549 1.0054 155.2 17.8  345  16
2026 04 18 01  12 22 02.288   +01 05 13.70  219542 1.0053 156.8 17.6  406  14
2026 04 18 02  12 22 53.447   -01 38 38.08  211895 1.0053 158.2 17.5  476  13
2026 04 18 03  12 23 48.506   -04 34 25.61  204654 1.0053 159.5 17.4  554  11
2026 04 18 04  12 24 47.994   -07 42 41.32  197867 1.0053 160.4 17.3  641  10
2026 04 18 05  12 25 52.551   -11 03 47.64  191587 1.0052 161.0 17.2  735   9
2026 04 18 06  12 27 02.947   -14 37 52.66  185870 1.0052 161.0 17.1  837   8
2026 04 18 07  12 28 20.131   -18 24 45.45  180774 1.0052 160.2 17.1  943   8
2026 04 18 08  12 29 45.275   -22 23 51.27  176357 1.0052 158.8 17.1 1051   7
2026 04 18 09  12 31 19.847   -26 34 07.68  172675 1.0051 156.7 17.1 1158   6
2026 04 18 10  12 33 05.709   -30 54 02.13  169780 1.0051 154.0 17.2 1260   6
2026 04 18 11  12 35 05.251   -35 21 32.17  167715 1.0051 150.8 17.2 1351   5
2026 04 18 12  12 37 21.597   -39 54 08.83  166514 1.0051 147.3 17.3 1429   4
2026 04 18 13  12 39 58.892   -44 29 03.39  166196 1.0050 143.6 17.4 1488   4
2026 04 18 14  12 43 02.755   -49 03 16.73  166767 1.0050 139.7 17.5 1526   3
2026 04 18 15  12 46 40.980   -53 33 50.11  168217 1.0050 135.7 17.7 1541   2
2026 04 18 16  12 51 04.675   -57 57 55.31  170523 1.0049 131.8 17.8 1534   2
2026 04 18 17  12 56 30.196   -62 13 02.46  173646 1.0049 127.9 17.9 1506   1
2026 04 18 18  13 03 22.572   -66 17 03.89  177542 1.0048 124.1 18.1 1459 179
2026 04 18 19  13 12 21.936   -70 08 12.63  182157 1.0048 120.5 18.3 1397 178
2026 04 18 20  13 24 36.354   -73 44 53.66  187434 1.0048 117.1 18.4 1323 175
2026 04 18 21  13 42 09.313   -77 05 22.74  193315 1.0047 113.8 18.6 1240 172
2026 04 18 22  14 09 02.378   -80 06 57.19  199741 1.0047 110.8 18.8 1152 166
2026 04 18 23  14 53 37.405   -82 43 49.62  206659 1.0047 107.9 18.9 1060 155
2026 04 19 00  16 11 54.039   -84 41 41.31  214015 1.0046 105.2 19.1  968 137
2026 04 19 01  18 13 31.131   -85 31 26.74  221763 1.0046 102.7 19.2  877 108
2026 04 19 02  20 12 25.650   -84 57 33.77  229859 1.0046 100.4 19.4  788  79
2026 04 19 03  21 27 13.376   -83 32 58.63  238265 1.0045  98.2 19.6  702  63
2026 04 19 04  22 09 51.921   -81 51 08.11  246945 1.0045  96.2 19.7  620  54
2026 04 19 05  22 35 44.084   -80 06 26.01  255868 1.0044  94.3 19.9  542  50
2026 04 19 06  22 52 42.460   -78 24 09.43  265007 1.0044  92.6 20.0  469  49
2026 04 19 07  23 04 35.142   -76 46 15.34  274339 1.0044  91.0 20.1  402  50
2026 04 19 08  23 13 19.450   -75 13 23.33  283841 1.0043  89.4 20.3  340  53
2026 04 19 09  23 20 00.435   -73 45 40.44  293494 1.0043  88.0 20.4  286  58
2026 04 19 10  23 25 16.644   -72 22 59.16  303283 1.0042  86.7 20.5  239  66
2026 04 19 11  23 29 32.224   -71 05 05.44  313193 1.0042  85.5 20.7  203  77