MPC
CBAT
ICQ
61P/Shajn-Schaldach
Epoch 2008 Sept. 11.0 TT = JDT 2454720.5
T 2008 Sept. 6.1008 TT MPC
q 2.108011 (2000.0) P Q
n 0.1398545 Peri. 221.6221 +0.9071530 -0.4197015
a 3.675798 Node 163.1184 +0.4084290 +0.8607917
e 0.426516 Incl. 6.0091 +0.1012880 +0.2879033
P 7.05
From 148 observations 1971-2001, mean residual 1".0. Nongravitational
parameters A1 = +0.40, A2 = -0.1136.
Elements are also available for the current standard epoch:
61P/Shajn-Schaldach Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 T 2008 Sept. 5.3313 TT MPC q 2.111610 (2000.0) P Q n 0.1392838 Peri. 221.1903 +0.9092394 -0.4151835 a 3.685833 Node 163.2658 +0.4040531 +0.8628395 e 0.427101 Incl. 6.0020 +0.1001242 +0.2883238 P 7.08An explanation of the orbital elements is available.
These orbital elements are also available in forms suitable for loading into a number of popular planetarium-type software programs.
Personalized ephemerides for this (and other) objects may be generated using the Minor Planet & Comet Ephemeris Service.
Recent magnitude estimates for this comet (as reported to the ICQ) may be available.
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2WARNING! 2007 05 30 18 32.90 -15 33.5 2.754 3.662 149.3 8.1 21.1 2007 06 04 18 30.09 -15 30.8 2.701 3.643 154.5 6.9 21.0 2007 06 09 18 26.91 -15 29.1 2.655 3.624 159.7 5.6 20.9 2007 06 14 18 23.42 -15 28.5 2.615 3.604 164.7 4.3 20.8 2007 06 19 18 19.68 -15 28.9 2.582 3.585 169.1 3.1 20.6 2007 06 24 18 15.78 -15 30.5 2.556 3.565 171.9 2.3 20.6 2007 06 29 18 11.80 -15 33.2 2.537 3.545 171.2 2.5 20.5 2007 07 04 18 07.81 -15 36.8 2.526 3.525 167.6 3.6 20.6 2007 07 09 18 03.91 -15 41.5 2.521 3.505 162.8 4.9 20.6 2007 07 14 18 00.17 -15 47.2 2.524 3.485 157.6 6.4 20.7 2007 07 19 17 56.68 -15 53.8 2.533 3.465 152.3 7.8 20.8 2007 07 24 17 53.51 -16 01.2 2.548 3.445 147.0 9.2 20.8 2007 07 29 17 50.74 -16 09.5 2.569 3.425 141.7 10.6 20.9 2007 08 03 17 48.40 -16 18.5 2.596 3.405 136.5 11.8 21.0 2007 08 08 17 46.53 -16 28.2 2.627 3.384 131.4 13.0 21.0 2007 08 13 17 45.18 -16 38.5 2.663 3.364 126.3 14.0 21.1 2007 08 18 17 44.36 -16 49.3 2.702 3.343 121.4 15.0 21.1 2007 08 23 17 44.09 -17 00.6 2.744 3.322 116.6 15.8 21.2 2007 08 28 17 44.36 -17 12.1 2.789 3.302 111.9 16.5 21.2 21.2 2007 09 02 17 45.18 -17 23.7 2.837 3.281 107.3 17.1 21.2 21.2 2007 09 07 17 46.52 -17 35.5 2.885 3.260 102.8 17.5 21.1 21.3 2007 09 12 17 48.39 -17 47.1 2.935 3.239 98.4 17.9 21.1 21.3 2007 09 17 17 50.77 -17 58.6 2.986 3.219 94.1 18.2 21.1 21.4 2007 09 22 17 53.64 -18 09.8 3.037 3.198 90.0 18.3 21.0 21.4 2007 09 27 17 56.97 -18 20.4 3.087 3.177 85.9 18.3 21.0 21.4 2007 10 02 18 00.75 -18 30.5 3.137 3.156 81.9 18.3 21.0 21.4 2007 10 07 18 04.95 -18 39.9 3.186 3.135 78.0 18.2 20.9 21.4 2007 10 12 18 09.56 -18 48.4 3.235 3.113 74.1 18.0 20.9 21.4 2007 10 17 18 14.55 -18 55.9 3.281 3.092 70.4 17.7 20.8 21.5 2007 10 22 18 19.91 -19 02.3 3.326 3.071 66.7 17.3 20.8 21.5 2007 10 27 18 25.60 -19 07.5 3.369 3.050 63.1 16.9 20.7 21.5 2007 11 01 18 31.62 -19 11.3 3.410 3.029 59.5 16.4 20.7 21.5 2007 11 06 18 37.94 -19 13.7 3.448 3.008 56.0 15.9 20.6 21.4 2007 11 11 18 44.55 -19 14.5 3.484 2.987 52.5 15.3 20.6 21.4 2007 11 16 18 51.42 -19 13.7 3.517 2.965 49.1 14.6 20.5 21.4 2007 11 21 18 58.54 -19 11.1 3.547 2.944 45.8 13.9 20.5 21.4 2007 11 26 19 05.89 -19 06.7 3.574 2.923 42.5 13.2 20.4 21.4 2007 12 01 19 13.45 -19 00.4 3.599 2.902 39.2 12.4 20.3 21.3 2007 12 06 19 21.21 -18 52.2 3.620 2.881 36.0 11.6 20.3 21.3 2007 12 11 19 29.15 -18 41.9 3.638 2.860 32.8 10.7 20.2 21.3 2007 12 16 19 37.26 -18 29.6 3.652 2.839 29.6 9.9 20.1 21.2 2007 12 21 19 45.52 -18 15.2 3.664 2.818 26.5 9.0 20.1 21.2 2007 12 26 19 53.91 -17 58.7 3.672 2.797 23.5 8.0 20.0 21.1 2007 12 31 20 02.43 -17 40.1 3.677 2.776 20.4 7.1 19.9 21.1 2008 01 05 20 11.07 -17 19.3 3.678 2.756 17.4 6.1 19.8 21.0 2008 01 10 20 19.81 -16 56.4 3.676 2.735 14.5 5.2 19.8 20.9 2008 01 15 20 28.63 -16 31.3 3.671 2.715 11.6 4.2 19.7 20.9 2008 01 20 20 37.53 -16 04.2 3.662 2.694 8.8 3.2 19.6 20.8 2008 01 25 20 46.50 -15 35.0 3.651 2.674 6.0 2.2 19.5 20.7 2008 01 30 20 55.53 -15 03.7 3.636 2.654 3.5 1.3 19.4 20.6 2008 02 04 21 04.62 -14 30.5 3.618 2.634 2.1 0.8 19.3 20.5 2008 02 09 21 13.75 -13 55.4 3.598 2.614 3.5 1.3 19.2 20.6 2008 02 14 21 22.91 -13 18.4 3.574 2.594 6.0 2.3 19.1 20.6 2008 02 19 21 32.11 -12 39.6 3.548 2.575 8.6 3.3 19.0 20.6 2008 02 24 21 41.33 -11 59.2 3.519 2.555 11.2 4.3 18.9 20.7 2008 02 29 21 50.57 -11 17.1 3.487 2.536 13.8 5.3 18.8 20.7 2008 03 05 21 59.84 -10 33.5 3.453 2.517 16.4 6.4 18.7 20.7 2008 03 10 22 09.12 -09 48.5 3.417 2.498 19.0 7.4 18.6 20.7 2008 03 15 22 18.41 -09 02.2 3.378 2.480 21.5 8.5 18.5 20.7 2008 03 20 22 27.71 -08 14.8 3.337 2.462 24.1 9.5 18.4 20.7 2008 03 25 22 37.01 -07 26.2 3.295 2.444 26.6 10.5 18.3 20.7 2008 03 30 22 46.33 -06 36.7 3.250 2.426 29.1 11.5 18.2 20.7 2008 04 04 22 55.65 -05 46.4 3.204 2.409 31.5 12.5 18.1 20.7 2008 04 09 23 04.97 -04 55.3 3.156 2.392 34.0 13.5 18.0 20.7 2008 04 14 23 14.30 -04 03.7 3.106 2.375 36.4 14.5 17.9 20.7 2008 04 19 23 23.63 -03 11.8 3.056 2.359 38.8 15.5 17.7 20.6 2008 04 24 23 32.97 -02 19.6 3.004 2.343 41.2 16.4 17.6 20.6 2008 04 29 23 42.31 -01 27.2 2.951 2.327 43.6 17.4 17.5 20.6 2008 05 04 23 51.65 -00 34.9 2.897 2.312 45.9 18.3 17.4 20.6 2008 05 09 00 00.99 +00 17.2 2.842 2.297 48.3 19.2 17.3 20.5 2008 05 14 00 10.33 +01 08.9 2.786 2.283 50.6 20.0 17.2 20.5 2008 05 19 00 19.66 +02 00.0 2.729 2.269 53.0 20.9 17.1 20.5 2008 05 24 00 28.99 +02 50.5 2.672 2.255 55.3 21.7 17.0 20.5 2008 05 29 00 38.31 +03 40.0 2.615 2.242 57.6 22.4 16.9 20.4 2008 06 03 00 47.61 +04 28.5 2.557 2.230 60.0 23.2 16.7 20.4 2008 06 08 00 56.88 +05 15.7 2.499 2.218 62.3 23.9 16.6 20.3 2008 06 13 01 06.12 +06 01.5 2.440 2.207 64.7 24.6 16.5 20.3 2008 06 18 01 15.32 +06 45.6 2.382 2.196 67.1 25.2 16.4 20.3 2008 06 23 01 24.46 +07 27.9 2.323 2.186 69.5 25.8 16.3 20.2 2008 06 28 01 33.54 +08 08.3 2.265 2.176 71.9 26.4 16.2 20.2 2008 07 03 01 42.54 +08 46.4 2.206 2.167 74.4 26.9 16.1 20.1This comet gets close to the sun during the period covered in the ephemeris below. Observers are warned to be wary of observing comets near the sun. NEVER point any kind of optical instrument at the sun--instant blindness will be the probable result.