"Pseudo-MPEC" for Sar2961
Created 2026 Oct 22 17:35:10 UT using Find_Orb
Click here for an explanation of pseudo-MPECs
Astrometry:
Sar2961 0C2026 08 09.59802301 14 30.029+35 40 26.56 ~AMFK 21.65wXNEOCPF52
Sar2961 0C2026 08 09.60510001 14 30.748+35 40 32.74 ~AMFK 21.72wXNEOCPF52
Sar2961 0C2026 08 09.61222901 14 31.477+35 40 38.92 ~AMFK 21.41wXNEOCPF52
Sar2961 0C2026 08 09.61939801 14 32.216+35 40 45.08 ~AMFK 21.45wXNEOCPF52
Sar2961 0C2026 10 03.44801501 53 28.503+36 56 45.57 ~AM6K 20.93wXNEOCPF51
Sar2961 0C2026 10 03.46042801 53 27.997+36 56 33.86 ~AM6K 20.84wXNEOCPF51
Sar2961 0C2026 10 03.47294601 53 27.493+36 56 21.91 ~AM6K 20.71wXNEOCPF51
Sar2961 1C2026 10 05.48170101 52 15.402+36 22 44.29 ~AM6K 20.53GVNEOCPG96
Sar2961 1C2026 10 05.48854301 52 15.132+36 22 36.23 ~AM6K 21.53GVNEOCPG96
Sar2961 1C2026 10 05.49607301 52 14.822+36 22 27.66 ~AM6K 20.25GVNEOCPG96
Sar2961 1C2026 10 05.50228101 52 14.581+36 22 22.01 ~AM6K 21.49GVNEOCPG96
Sar2961 0C2026 10 20.31578701 41 10.116+30 51 36.36 ~AM6K 20.68wXNEOCPF52
Sar2961 0C2026 10 20.32659401 41 09.593+30 51 19.59 ~AM6K 20.45wXNEOCPF52
Sar2961 0C2026 10 20.33740301 41 09.012+30 51 02.65 ~AM6K 20.29wXNEOCPF52
Sar2961 0C2026 10 20.34821401 41 08.444+30 50 45.92 ~AM6K 20.29wXNEOCPF52
Sar2961*1C2026 10 20.92623801 40 41.23 +30 35 22.1 ~ALK5 20.3 GVNEOCPK88
Sar2961 1C2026 10 20.92845101 40 41.10 +30 35 18.4 ~ALK5 20.6 GVNEOCPK88
Sar2961 1C2026 10 20.93065601 40 40.95 +30 35 14.8 ~ALK5 20.3 GVNEOCPK88
Sar2961 C2026 10 21.60362601 40 10.331+30 17 21.52 ~AMCo 20.71RVNEOCPD29
Sar2961 C2026 10 21.61776701 40 09.642+30 16 58.34 ~AMCo 20.37RVNEOCPD29
Sar2961 C2026 10 21.63190801 40 08.949+30 16 36.38 ~AMCo 20.33RVNEOCPD29
Sar2961 KB2026 10 21.80781301 40 01.536+30 11 46.86 ~AMF5 20.8 VZNEOCPR49
Sar2961 KB2026 10 21.83566001 40 00.211+30 11 03.44 ~AMF5 20.1 VZNEOCPR49
Sar2961 KB2026 10 21.86597201 39 58.723+30 10 15.28 ~AMF5 19.7 VZNEOCPR49
Sar2961 KC2026 10 22.13256301 39 46.49 +30 03 05.9 ~AM45 20.6 GVNEOCPH21
Sar2961 KC2026 10 22.13536001 39 46.33 +30 03 01.4 ~AM45 20.4 GVNEOCPH21
Sar2961 KC2026 10 22.14095201 39 46.06 +30 02 52.3 ~AM45 20.2 GVNEOCPH21
Sar2961 KC2026 10 22.14402801 39 45.92 +30 02 47.2 ~AM45 20.1 GVNEOCPH21
Station data:
(D29) Purple Mountain Observatory, XuYi Station (N32.734363 E118.463900)
China. Observers H. B. Zhao, B. Li, G. Zhaori, R. Q. Hong, L. F. Hu.
Measurers H. B. Zhao, B. Li. H. Lu, G. Zhaori. 1.04-m f/1.8 Schmidt + CCD.
(F51) Pan-STARRS 1, Haleakala (N20.707234 W156.255910) US/Hawaii.
Observers J. Herman, T. Lowe, P. Minguez, A. Schultz, I. Smith. Measurers
K. Chambers, T. de Boer, J. Fairlamb, H. Gao, 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. Herman, T. Lowe, P. Minguez, A. Schultz, I. Smith. Measurers
K. Chambers, T. de Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E.
Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chrétien +
CCD.
(G96) Mt. Lemmon Survey (N32.442729 W110.788720)
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. 1.5-m reflector + 10K
CCD.
(H21) Astronomical Research Observatory, Westfield (N39.483054 W87.968270)
US/Illinois. Observer R. Holmes. Measurers S. Foglia, L. Buzzi, T.
Linder, R. Holmes. 0.40-m f/5.32 astrograph + CCD.
(K88) GINOP-KHK, Piszkéstető (N47.917453 E19.893670) Hungary. Observer K.
Sárneczky. 0.60-m Schmidt + CCD.
(R49) Observatorio Villuercas-Navezuelas, Navezuelas (N39.512739 W5.439520)
Spain.
Orbital elements: Sar2961
Perihelion 2026 Jul 16.728260 +/- 0.00157 TT = 17:28:41.6 (JD 2461238.228260)
Epoch 2026 Oct 22.0 TT = JDT 2461335.5 Earth MOID: 0.4837 AutoNEOCP
M 39.504621333 +/- 0.0006 (J2000 ecliptic)
n 0.406126395 +/- 6.8e-6 Peri. 91.801865 +/- 0.0024
a 1.805906405 +/- 2.02e-5 Node 237.644474 +/- 0.0006
e 0.22712563 +/- 1.45e-5 Incl. 14.218543 +/- 0.00031
P 2.427/886.407d H 20.05 G 0.15 U 4.8
q 1.395738760 +/- 1.58e-5 Q 2.216074049 +/- 4.87e-5
From 28 observations 2026 Aug. 9-Oct. 22; mean residual 0".29
Residuals in arcseconds: 260809 F52 .06+ .04+ 261005 G96 .43+ .38+ 261021 D29 .87+ .10+ 260809 F52 .02- .04+ 261020 F52 .42- .14+ 261021 R49 .40- .51- 260809 F52 .05- .00 261020 F52 .11+ .13+ 261021 R49 .23- .01- 260809 F52 .00 .07- 261020 F52 .06- .01- 261021 R49 .29- .23- 261003 F51 .08- .02- 261020 F52 .03- .09+ 261022 H21 .16+ .06+ 261003 F51 .06- .03+ 261020 K88 .82+ .08+ 261022 H21 .10- .03+ 261003 F51 .06+ .01- 261020 K88 .60+ .10- 261022 H21 .04+ .14- 261005 G96 .01+ .32+ 261020 K88 .13+ .18- 261022 H21 .23+ .32- 261005 G96 .20+ .32- 261021 D29 .23- .05+ 261005 G96 .24+ .72- 261021 D29 .33+ .56- Ephemerides (geocentric): Date (UTC) HH RA Dec delta r elong mag " sig PA ---- -------- ------------ ------------ ------ ------ ----- --- -------- 2026 10 22 18 01 39 18.144 +29 46 26.94 .56496 1.5408 161.2 20.5 .057 122 2026 10 22 19 01 39 16.280 +29 45 19.04 .56502 1.5409 161.3 20.5 .058 123 2026 10 22 20 01 39 14.417 +29 44 11.12 .56508 1.5410 161.3 20.5 .058 123 2026 10 22 21 01 39 12.556 +29 43 03.16 .56514 1.5412 161.3 20.5 .058 123 2026 10 22 22 01 39 10.697 +29 41 55.18 .56521 1.5413 161.3 20.5 .059 124 2026 10 22 23 01 39 08.839 +29 40 47.16 .56527 1.5414 161.4 20.5 .059 124 2026 10 23 00 01 39 06.983 +29 39 39.12 .56534 1.5415 161.4 20.5 .059 124 2026 10 23 01 01 39 05.128 +29 38 31.04 .56540 1.5416 161.4 20.5 .060 125 2026 10 23 02 01 39 03.275 +29 37 22.94 .56547 1.5417 161.5 20.5 .060 125 2026 10 23 03 01 39 01.423 +29 36 14.81 .56553 1.5418 161.5 20.5 .061 125 2026 10 23 04 01 38 59.574 +29 35 06.65 .56560 1.5419 161.5 20.5 .061 126 2026 10 23 05 01 38 57.725 +29 33 58.46 .56566 1.5420 161.5 20.5 .061 126 2026 10 23 06 01 38 55.879 +29 32 50.24 .56573 1.5421 161.6 20.5 .062 126 2026 10 23 07 01 38 54.034 +29 31 41.99 .56580 1.5422 161.6 20.5 .062 127 2026 10 23 08 01 38 52.191 +29 30 33.72 .56586 1.5423 161.6 20.5 .063 127 2026 10 23 09 01 38 50.349 +29 29 25.41 .56593 1.5425 161.7 20.5 .063 127 2026 10 23 10 01 38 48.509 +29 28 17.08 .56600 1.5426 161.7 20.5 .063 127 2026 10 23 11 01 38 46.671 +29 27 08.72 .56607 1.5427 161.7 20.5 .064 128 2026 10 23 12 01 38 44.835 +29 26 00.34 .56614 1.5428 161.7 20.5 .064 128 2026 10 23 13 01 38 43.000 +29 24 51.92 .56620 1.5429 161.8 20.5 .065 128 2026 10 23 14 01 38 41.167 +29 23 43.48 .56627 1.5430 161.8 20.5 .065 129 2026 10 23 15 01 38 39.335 +29 22 35.01 .56634 1.5431 161.8 20.5 .065 129 2026 10 23 16 01 38 37.506 +29 21 26.52 .56641 1.5432 161.8 20.5 .066 129 2026 10 23 17 01 38 35.678 +29 20 18.00 .56648 1.5433 161.9 20.5 .066 130 2026 10 23 18 01 38 33.852 +29 19 09.45 .56655 1.5434 161.9 20.5 .067 130 2026 10 23 19 01 38 32.027 +29 18 00.88 .56662 1.5435 161.9 20.5 .067 130 2026 10 23 20 01 38 30.205 +29 16 52.28 .56670 1.5437 161.9 20.5 .068 130 2026 10 23 21 01 38 28.384 +29 15 43.65 .56677 1.5438 162.0 20.5 .068 131 2026 10 23 22 01 38 26.565 +29 14 35.00 .56684 1.5439 162.0 20.5 .068 131 2026 10 23 23 01 38 24.748 +29 13 26.32 .56691 1.5440 162.0 20.5 .069 131 2026 10 24 00 01 38 22.933 +29 12 17.62 .56698 1.5441 162.0 20.5 .069 131 2026 10 24 01 01 38 21.119 +29 11 08.89 .56706 1.5442 162.1 20.5 .070 132 2026 10 24 02 01 38 19.307 +29 10 00.14 .56713 1.5443 162.1 20.5 .070 132 2026 10 24 03 01 38 17.497 +29 08 51.36 .56720 1.5444 162.1 20.5 .071 132 2026 10 24 04 01 38 15.689 +29 07 42.56 .56728 1.5445 162.1 20.5 .071 133 2026 10 24 05 01 38 13.883 +29 06 33.73 .56735 1.5446 162.2 20.5 .072 133 2026 10 24 06 01 38 12.078 +29 05 24.88 .56743 1.5447 162.2 20.5 .072 133 2026 10 24 07 01 38 10.276 +29 04 16.00 .56750 1.5449 162.2 20.5 .072 133 2026 10 24 08 01 38 08.475 +29 03 07.10 .56758 1.5450 162.2 20.5 .073 134 2026 10 24 09 01 38 06.676 +29 01 58.18 .56765 1.5451 162.3 20.5 .073 134 2026 10 24 10 01 38 04.880 +29 00 49.23 .56773 1.5452 162.3 20.5 .074 134 2026 10 24 11 01 38 03.085 +28 59 40.26 .56781 1.5453 162.3 20.5 .074 134 2026 10 24 12 01 38 01.291 +28 58 31.26 .56788 1.5454 162.3 20.5 .075 135 2026 10 24 13 01 37 59.500 +28 57 22.24 .56796 1.5455 162.4 20.5 .075 135 2026 10 24 14 01 37 57.711 +28 56 13.20 .56804 1.5456 162.4 20.5 .076 135 2026 10 24 15 01 37 55.924 +28 55 04.14 .56812 1.5457 162.4 20.5 .076 135 2026 10 24 16 01 37 54.138 +28 53 55.05 .56820 1.5458 162.4 20.5 .077 136 2026 10 24 17 01 37 52.355 +28 52 45.94 .56827 1.5459 162.4 20.5 .077 136