"Pseudo-MPEC" for ZTF108f

Created 2025 Nov 9 8:35:10 UT using Find_Orb

Click here for an explanation of pseudo-MPECs

 
 Astrometry: 
     ZTF108f*tC2025 11 08.08182821 53 29.926+31 54 45.28   ~B8DK 17.75RUNEOCPI41
     ZTF108f tC2025 11 08.08217621 53 33.149+31 54 54.66   ~B8DK 17.75RUNEOCPI41
     ZTF108f tC2025 11 08.08229821 53 34.374+31 54 58.07   ~B8DK 17.76RUNEOCPI41
     ZTF108f tC2025 11 08.08264521 53 37.609+31 55 07.66   ~B8DK 17.76RUNEOCPI41
     ZTF108f*1C2025 11 09.24429700 52 18.433+31 52 01.70   ~B97K 17.28GVNEOCP703
     ZTF108f 1C2025 11 09.24904100 52 50.660+31 50 25.37   ~B97K 17.37GVNEOCP703
     ZTF108f 1C2025 11 09.25139300 53 06.587+31 49 37.60   ~B97K 17.46GVNEOCP703
     ZTF108f mC2025 11 09.28013200 56 19.446+31 39 43.27   ~B97K 17.43GVNEOCPI52
     ZTF108f mC2025 11 09.28027500 56 20.389+31 39 40.21   ~B97K 17.39GVNEOCPI52
     ZTF108f mC2025 11 09.28041100 56 21.282+31 39 37.40   ~B97K 17.47GVNEOCPI52
     ZTF108f mC2025 11 09.28054700 56 22.193+31 39 34.49   ~B97K 17.48GVNEOCPI52
     ZTF108f  C2025 11 09.28104900 56 32.896+31 38 43.98   ~B97K 17.40GVNEOCPU74
     ZTF108f  C2025 11 09.28435600 56 54.858+31 37 35.36   ~B97K 17.40GVNEOCPU74
     ZTF108f  C2025 11 09.31138 00 59 49.00 +31 27 07.4    ~B98Z 17.7 RrNEOCP718
     ZTF108f  C2025 11 09.31542 01 00 15.39 +31 25 40.3    ~B98Z 17.5 RrNEOCP718
     ZTF108f  C2025 11 09.32096 01 00 51.48 +31 23 41.4    ~B98Z 17.5 RrNEOCP718

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.
(718) Tooele  (N40.641406 W112.295800)  US/Utah.  Observer P. Wiggins. 0.35-m
   f/5.5 Schmidt-Cassegrain + CCD.
(I41) Palomar Mountain--ZTF  (N33.357336 W116.859780)  US/California.
   Observers B. T. Bolin, Z. T. F. Collaboration. Measurers B. T. Bolin,
   Z.-Y. Lin, F. J. Masci. 1.2-m f/2.4 Schmidt.
(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.
(U74) JPL SynTrack Robotic Telescope 2, Auberry  (N37.070341 W119.412800)
   US/California.  Observers N. Saini, C. Zhai, R. Trahan, M. Zhan, M. Shao.
   0.36-m f/2.2 Schmidt.

Orbital elements:  ZTF108f
   Perihelion 2025 Oct 3.769711 +/- 0.0125 TT = 18:28:23.0 (JD 2460952.269711)
Epoch 2025 Nov  9.0 TT = JDT 2460988.5   Earth MOID: 0.0076   Ma: 0.0742
M  15.335222538 +/- 0.043           (J2000 ecliptic)             AutoNEOCP
n   0.423270778 +/- 0.00106         Peri.  128.381700 +/- 0.013
a   1.756806208 +/- 0.00294         Node   229.869661 +/- 0.0014
e   0.49304375 +/- 0.000937         Incl.    4.790332 +/- 0.006
P   2.329/850.503d         H 25.91  G  0.15   U  8.1
q 0.890623874 +/- 0.00016    Q 2.622988543 +/- 0.00604
From 16 observations 2025 Nov. 8-9 (29.7 hr); mean residual 0".25
Residuals in arcseconds: 
251108 I41  .69+  .11+    251109 703  .04+  .06-    251109 U74  .11+  .03-    
251108 I41  .47-  .09-    251109 I52  .09+  .04+    251109 718  .52+  .13+    
251108 I41  .33+  .03-    251109 I52  .01-  .02-    251109 718  .07+  .27-    
251108 I41  .55-  .02+    251109 I52  .15-  .03+    251109 718  .51-  .16+    
251109 703  .17-  .17+    251109 I52  .07-  .03-    
251109 703  .10+  .11-    251109 U74  .05-  .00     

Ephemerides (geocentric):
Date (UTC) HH   RA             Dec           delta  r     elong  mag " sig PA
---- --------  ------------   ------------  ------ ------ -----  --- --------
2025 11 09 09  01 07 11.441   +31 07 37.79  .01272 1.0017 151.2 17.7 .626  85
2025 11 09 10  01 11 36.080   +30 52 53.49  .01288 1.0019 152.1 17.7 .738  89
2025 11 09 11  01 15 52.872   +30 37 58.66  .01304 1.0021 153.0 17.7 .852  91
2025 11 09 12  01 20 01.991   +30 22 55.80  .01321 1.0024 153.9 17.7 .967  94
2025 11 09 13  01 24 03.618   +30 07 47.23  .01338 1.0026 154.8 17.7 1.08  95
2025 11 09 14  01 27 57.945   +29 52 35.05  .01355 1.0028 155.6 17.7 1.20  97
2025 11 09 15  01 31 45.167   +29 37 21.19  .01373 1.0031 156.4 17.7 1.31  98
2025 11 09 16  01 35 25.484   +29 22 07.41  .01391 1.0033 157.2 17.7 1.43  99
2025 11 09 17  01 38 59.097   +29 06 55.30  .01409 1.0035 158.0 17.7 1.54 100
2025 11 09 18  01 42 26.209   +28 51 46.27  .01427 1.0037 158.8 17.7 1.66 101
2025 11 09 19  01 45 47.023   +28 36 41.61  .01446 1.0040 159.5 17.7 1.77 102
2025 11 09 20  01 49 01.740   +28 21 42.48  .01465 1.0042 160.2 17.7 1.88 103
2025 11 09 21  01 52 10.558   +28 06 49.88  .01484 1.0044 160.9 17.7 1.99 104
2025 11 09 22  01 55 13.674   +27 52 04.72  .01504 1.0047 161.6 17.7 2.10 104
2025 11 09 23  01 58 11.279   +27 37 27.78  .01523 1.0049 162.3 17.8 2.21 105
2025 11 10 00  02 01 03.562   +27 22 59.76  .01543 1.0051 162.9 17.8 2.32 106
2025 11 10 01  02 03 50.706   +27 08 41.25  .01564 1.0054 163.5 17.8 2.42 106
2025 11 10 02  02 06 32.891   +26 54 32.77  .01584 1.0056 164.1 17.8 2.52 107
2025 11 10 03  02 09 10.290   +26 40 34.75  .01604 1.0058 164.7 17.8 2.62 107
2025 11 10 04  02 11 43.073   +26 26 47.57  .01625 1.0061 165.3 17.8 2.72 108
2025 11 10 05  02 14 11.403   +26 13 11.52  .01646 1.0063 165.8 17.8 2.82 108
2025 11 10 06  02 16 35.440   +25 59 46.85  .01667 1.0065 166.4 17.8 2.91 108
2025 11 10 07  02 18 55.336   +25 46 33.75  .01688 1.0068 166.9 17.8 3.01 109
2025 11 10 08  02 21 11.239   +25 33 32.38  .01710 1.0070 167.4 17.8 3.10 109
2025 11 10 09  02 23 23.292   +25 20 42.83  .01731 1.0072 167.9 17.8 3.19 110
2025 11 10 10  02 25 31.633   +25 08 05.17  .01753 1.0075 168.4 17.8 3.28 110
2025 11 10 11  02 27 36.394   +24 55 39.44  .01775 1.0077 168.9 17.9 3.36 110
2025 11 10 12  02 29 37.704   +24 43 25.64  .01797 1.0079 169.3 17.9 3.45 111
2025 11 10 13  02 31 35.684   +24 31 23.75  .01819 1.0082 169.8 17.9 3.53 111
2025 11 10 14  02 33 30.454   +24 19 33.72  .01841 1.0084 170.2 17.9 3.61 111
2025 11 10 15  02 35 22.127   +24 07 55.48  .01864 1.0086 170.6 17.9 3.69 111
2025 11 10 16  02 37 10.812   +23 56 28.94  .01886 1.0089 171.0 17.9 3.77 112
2025 11 10 17  02 38 56.615   +23 45 14.02  .01909 1.0091 171.4 17.9 3.84 112
2025 11 10 18  02 40 39.635   +23 34 10.58  .01932 1.0093 171.8 17.9 3.92 112
2025 11 10 19  02 42 19.970   +23 23 18.50  .01955 1.0096 172.2 17.9 3.99 112
2025 11 10 20  02 43 57.714   +23 12 37.65  .01978 1.0098 172.5 17.9 4.06 113
2025 11 10 21  02 45 32.955   +23 02 07.87  .02001 1.0100 172.9 18.0 4.13 113
2025 11 10 22  02 47 05.779   +22 51 49.02  .02024 1.0103 173.2 18.0 4.20 113
2025 11 10 23  02 48 36.269   +22 41 40.93  .02047 1.0105 173.5 18.0 4.27 113
2025 11 11 00  02 50 04.504   +22 31 43.43  .02071 1.0107 173.8 18.0 4.33 113
2025 11 11 01  02 51 30.559   +22 21 56.36  .02094 1.0110 174.1 18.0 4.39 114
2025 11 11 02  02 52 54.508   +22 12 19.54  .02118 1.0112 174.4 18.0 4.46 114
2025 11 11 03  02 54 16.422   +22 02 52.80  .02141 1.0114 174.7 18.0 4.52 114
2025 11 11 04  02 55 36.366   +21 53 35.96  .02165 1.0117 175.0 18.0 4.58 114
2025 11 11 05  02 56 54.406   +21 44 28.84  .02189 1.0119 175.2 18.0 4.63 114
2025 11 11 06  02 58 10.604   +21 35 31.27  .02213 1.0121 175.5 18.0 4.69 114
2025 11 11 07  02 59 25.020   +21 26 43.06  .02237 1.0124 175.7 18.1 4.75 115
2025 11 11 08  03 00 37.711   +21 18 04.04  .02261 1.0126 176.0 18.1 4.80 115