"Pseudo-MPEC" for P21Decs

Created 2023 Jan 28 14:22:30 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     P21Decs* C2023 01 244RYBQc*%iiAstrometry_)?FuUFVBn-Inredacted;C]^HUJFo9xF52
     P21Decs  C2023 01 24N5*7?/ZbI=[om6IXd0'2Sdp!ttGi3H*/clickAmD^;?f.0\WhFAJF52
     P21Decs  C2023 01 24Xthhere(ObQR6+J8i3Z\1yM7?5G!GjGhnY=6alScw+S(/lqv.bxaF52
     P21Decs  C2023 01 24ii$7'K[(n)a1?H#reUWs7@?/qEqYwXHf^LW?RlGFubW;d4gOiEH'F52
     P21Decs  C2023 01 24?Aj6fao=sq*WD;PP.wv)9-x#ufReeUF*vju=+j4$br[`4fore6BbF52
     P21Decs  C2023 01 24f%!M$XHDdgc?gmpWhgb3!@OtUi.@Y*\y/7LgoteZNS)BIadj#QlDF52
     P21Decs 3C2023 01 25Z@SI(t(2V'unS=c((CDWw'SBqkFI7D)1w-9K5%(qTv$q_,T]*142T14
     P21Decs 3C2023 01 254T5YT^JRB[*OexplanationNUS]5b3:3Mg0_RxKpfY,F4DJ@@,$IT14
     P21Decs 3C2023 01 254ZhBqW*+K=2L_ve7t6b`oH`]l1$gq\6+$Mh61Ma)_gh[RYUBAo8CT14
     P21Decs KC2023 01 25.34766 07 45 59.64 +41 23 29.9    ~1P9M 21.3 RoNEOCP291
     P21Decs KC2023 01 25.35439 07 45 59.70 +41 23 38.7    ~1P9M 21.1 RoNEOCP291
     P21Decs KC2023 01 25.36111 07 45 59.82 +41 23 47.6    ~1P9M 21.2 RoNEOCP291
     P21Decs KC2023 01 28.20643107 47 56.774+42 30 32.80   ~1S5b 22.16GVNEOCPI52
     P21Decs KC2023 01 28.21058007 47 56.890+42 30 38.30   ~1S5b 21.79GVNEOCPI52
     P21Decs KC2023 01 28.21472307 47 57.008+42 30 45.40   ~1S5b 22.20GVNEOCPI52

Station data:
(291) LPL/Spacewatch II  (N31.961669 W111.599905)  US/Arizona.  Observers J.
   V. Scotti, R. S. McMillan. 1.8-m f/2.7 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.
(I52) Steward Observatory, Mt. Lemmon Station  (N32.442544 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, K. W. Wierzchoś. 1.0-m reflector + 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:  P21Decs
   Perihelion 2023 Mar 11.49271 +/- 0.00966 TT = 11:49:30 (JD 2460014.99271)
Epoch 2023 Jan 28.0 TT = JDT 2459972.5   Earth MOID: 0.0273   Ju: 0.3855
M 351.04844033 +/- 0.13             Ma: 0.0563                   AutoNEOCP
n   0.21066105 +/- 0.00314          Peri.  154.38825 +/- 0.19
a   2.79734830 +/- 0.0278           Node    18.39266 +/- 0.18
e   0.6381321 +/- 0.00354           Incl.    3.55693 +/- 0.013
P   4.68                   H 23.84  G  0.15   U  8.9
q 1.01227034 +/- 0.000316    Q 4.58242627 +/- 0.0554      (J2000 ecliptic)
From 15 observations 2023 Jan. 24-28; mean residual 0".18
Residuals in arcseconds: 
230124 F52  .08+  .04-    230124 F52  .10+  .03-    230125 291  .27-  .28+    
230124 F52  .07+  .07+    230125 T14  .01-  .03-    230125 291  .05-  .44+    
230124 F52  .06+  .09-    230125 T14  .02-  .00     230128 I52  .03+  .28+    
230124 F52  .06+  .11-    230125 T14  .01+  .00     230128 I52  .02+  .55-    
230124 F52  .17+  .14+    230125 291  .15+  .27+    230128 I52  .05+  .24+    

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2023 01 28 14  07 48 13.677   +42 39 37.97  .19017 1.1576 153.1 21.7 .049  44
2023 01 28 15  07 48 15.774   +42 40 39.17  .18993 1.1573 153.0 21.7 .044  38
2023 01 28 16  07 48 17.881   +42 41 40.44  .18969 1.1571 153.0 21.7 .041  30
2023 01 28 17  07 48 20.000   +42 42 41.76  .18946 1.1568 153.0 21.7 .038  21
2023 01 28 18  07 48 22.131   +42 43 43.15  .18922 1.1565 152.9 21.7 .036  10
2023 01 28 19  07 48 24.272   +42 44 44.61  .18899 1.1563 152.9 21.7 .036 179
2023 01 28 20  07 48 26.425   +42 45 46.12  .18875 1.1560 152.8 21.7 .037 167
2023 01 28 21  07 48 28.589   +42 46 47.70  .18851 1.1558 152.8 21.7 .040 157
2023 01 28 22  07 48 30.764   +42 47 49.34  .18828 1.1555 152.8 21.7 .043 147
2023 01 28 23  07 48 32.951   +42 48 51.05  .18804 1.1552 152.7 21.7 .048 140
2023 01 29 00  07 48 35.149   +42 49 52.82  .18781 1.1550 152.7 21.7 .054 133
2023 01 29 01  07 48 37.359   +42 50 54.65  .18757 1.1547 152.7 21.7 .060 128
2023 01 29 02  07 48 39.581   +42 51 56.55  .18734 1.1545 152.6 21.7 .067 124
2023 01 29 03  07 48 41.814   +42 52 58.51  .18710 1.1542 152.6 21.7 .074 120
2023 01 29 04  07 48 44.059   +42 54 00.53  .18687 1.1539 152.5 21.7 .082 117
2023 01 29 05  07 48 46.315   +42 55 02.62  .18663 1.1537 152.5 21.7 .090 115
2023 01 29 06  07 48 48.584   +42 56 04.77  .18640 1.1534 152.5 21.7 .098 113
2023 01 29 07  07 48 50.864   +42 57 06.99  .18617 1.1532 152.4 21.7 .107 111
2023 01 29 08  07 48 53.156   +42 58 09.28  .18593 1.1529 152.4 21.7 .116 109
2023 01 29 09  07 48 55.460   +42 59 11.62  .18570 1.1526 152.4 21.6 .125 108
2023 01 29 10  07 48 57.776   +43 00 14.04  .18546 1.1524 152.3 21.6 .134 107
2023 01 29 11  07 49 00.105   +43 01 16.52  .18523 1.1521 152.3 21.6 .143 105
2023 01 29 12  07 49 02.445   +43 02 19.06  .18500 1.1519 152.2 21.6 .153 104
2023 01 29 13  07 49 04.798   +43 03 21.67  .18476 1.1516 152.2 21.6 .163 104
2023 01 29 14  07 49 07.163   +43 04 24.35  .18453 1.1514 152.2 21.6 .173 103
2023 01 29 15  07 49 09.540   +43 05 27.09  .18430 1.1511 152.1 21.6 .183 102
2023 01 29 16  07 49 11.930   +43 06 29.90  .18406 1.1508 152.1 21.6 .194 101
2023 01 29 17  07 49 14.332   +43 07 32.77  .18383 1.1506 152.1 21.6 .204 101
2023 01 29 18  07 49 16.746   +43 08 35.71  .18360 1.1503 152.0 21.6 .215 100
2023 01 29 19  07 49 19.173   +43 09 38.72  .18336 1.1501 152.0 21.6 .226 100
2023 01 29 20  07 49 21.613   +43 10 41.80  .18313 1.1498 151.9 21.6 .238  99
2023 01 29 21  07 49 24.065   +43 11 44.94  .18290 1.1496 151.9 21.6 .249  99
2023 01 29 22  07 49 26.530   +43 12 48.15  .18267 1.1493 151.9 21.6 .261  98
2023 01 29 23  07 49 29.008   +43 13 51.42  .18243 1.1490 151.8 21.6 .272  98
2023 01 30 00  07 49 31.498   +43 14 54.77  .18220 1.1488 151.8 21.6 .284  98
2023 01 30 01  07 49 34.002   +43 15 58.18  .18197 1.1485 151.8 21.6 .297  97
2023 01 30 02  07 49 36.518   +43 17 01.66  .18174 1.1483 151.7 21.6 .309  97
2023 01 30 03  07 49 39.048   +43 18 05.20  .18151 1.1480 151.7 21.6 .321  97
2023 01 30 04  07 49 41.590   +43 19 08.82  .18128 1.1478 151.6 21.6 .334  96
2023 01 30 05  07 49 44.146   +43 20 12.51  .18104 1.1475 151.6 21.6 .347  96
2023 01 30 06  07 49 46.715   +43 21 16.26  .18081 1.1473 151.6 21.6 .360  96
2023 01 30 07  07 49 49.297   +43 22 20.08  .18058 1.1470 151.5 21.6 .374  96
2023 01 30 08  07 49 51.892   +43 23 23.97  .18035 1.1468 151.5 21.6 .387  95
2023 01 30 09  07 49 54.501   +43 24 27.93  .18012 1.1465 151.5 21.6 .401  95
2023 01 30 10  07 49 57.123   +43 25 31.96  .17989 1.1462 151.4 21.6 .415  95
2023 01 30 11  07 49 59.759   +43 26 36.06  .17966 1.1460 151.4 21.6 .429  95
2023 01 30 12  07 50 02.408   +43 27 40.23  .17943 1.1457 151.3 21.6 .443  95
2023 01 30 13  07 50 05.071   +43 28 44.47  .17920 1.1455 151.3 21.6 .458  94