| Parameter |
Value |
| Designation |
179P/Jedicke |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2007-12-03T22:43:14.016000Z |
| Orbit solution date (soln_date, UTC) |
2026-03-07T11:43:09Z |
| Obs used |
560 |
| NEO |
- |
| M1 |
5.300 |
| K1 |
17.250 |
| PC |
0.030 |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2014-11-14.0000000 |
| e |
0.30700827 |
| q (au) |
4.114487 |
| a (au) |
5.937281 |
| i (deg) |
19.855693 |
| Ω (om, deg) |
115.619388 |
| ω (w, deg) |
296.300120 |
| M (ma, deg) |
172.843179 |
Magnitude
Scatter + Global Linear
$$
M_a = (5.906 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
5.906 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.939 |
| k |
1.000 |
| δ90 |
10.000 |
| Parameter |
Symbol |
Range |
Description |
| Absolute magnitude at 1 AU from Sun and Earth |
H0 |
-5 to 20 |
Intrinsic brightness of the comet |
| Photometric slope parameter |
n |
2 to 6 |
Rate of brightness change with heliocentric distance |
| Forward scattering asymmetry factor |
gf |
0.8 to 1 |
Degree of forward scattering |
| Backward scattering asymmetry factor |
gb |
-1 to -0.5 |
Degree of backward scattering |
| Partitioning coefficient |
k |
0.8 to 1 |
Ratio between forward/backward scattering contributions |
| Dust-to-gas brightness ratio |
δ90 |
1 to 10 |
Relative contribution of dust scattering to gas emission |
Reference: EPSC-DPS2025-160
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
12:06:06.83 |
+20:19:46.5 |
HIP 59078 |
15.07 |
| 2026-06-01 12:00 |
12:06:07.01 |
+20:18:28.6 |
HIP 58935 |
15.55 |
| 2026-06-02 00:00 |
12:06:07.33 |
+20:17:09.9 |
HIP 58935 |
15.25 |
| 2026-06-02 12:00 |
12:06:07.78 |
+20:15:50.3 |
HIP 58935 |
15.09 |
| 2026-06-03 00:00 |
12:06:08.38 |
+20:14:29.8 |
HIP 58935 |
15.08 |
| 2026-06-03 12:00 |
12:06:09.11 |
+20:13:08.5 |
HIP 58935 |
15.22 |
| 2026-06-04 00:00 |
12:06:09.99 |
+20:11:46.3 |
HIP 58935 |
15.51 |
| 2026-06-04 12:00 |
12:06:10.99 |
+20:10:23.3 |
HIP 58935 |
15.95 |
| 2026-06-05 00:00 |
12:06:12.14 |
+20:08:59.4 |
HIP 58935 |
16.54 |
| 2026-06-05 12:00 |
12:06:13.42 |
+20:07:34.7 |
HIP 58935 |
17.26 |
| 2026-06-06 00:00 |
12:06:14.84 |
+20:06:09.1 |
HIP 58935 |
18.10 |
| 2026-06-06 12:00 |
12:06:16.40 |
+20:04:42.8 |
HIP 58935 |
19.05 |
| 2026-06-07 00:00 |
12:06:18.10 |
+20:03:15.6 |
HIP 58935 |
20.10 |
| 2026-06-07 12:00 |
12:06:19.93 |
+20:01:47.6 |
HIP 58935 |
21.25 |
| 2026-06-08 00:00 |
12:06:21.89 |
+20:00:18.8 |
HIP 58935 |
22.47 |
| 2026-06-08 12:00 |
12:06:23.99 |
+19:58:49.3 |
HIP 58935 |
23.76 |
| 2026-06-09 00:00 |
12:06:26.23 |
+19:57:18.9 |
HIP 58935 |
25.12 |
| 2026-06-09 12:00 |
12:06:28.60 |
+19:55:47.8 |
HIP 58935 |
26.53 |
| 2026-06-10 00:00 |
12:06:31.11 |
+19:54:15.9 |
HIP 58935 |
28.00 |
| 2026-06-10 12:00 |
12:06:33.75 |
+19:52:43.2 |
HIP 58939 |
28.16 |
| 2026-06-11 00:00 |
12:06:36.53 |
+19:51:09.8 |
HIP 58939 |
27.61 |
| 2026-06-11 12:00 |
12:06:39.44 |
+19:49:35.6 |
HIP 58939 |
27.16 |
| 2026-06-12 00:00 |
12:06:42.49 |
+19:48:00.7 |
HIP 58939 |
26.84 |
| 2026-06-12 12:00 |
12:06:45.67 |
+19:46:25.0 |
HIP 58939 |
26.65 |
| 2026-06-13 00:00 |
12:06:48.98 |
+19:44:48.7 |
HIP 59121 |
24.94 |
| 2026-06-13 12:00 |
12:06:52.43 |
+19:43:11.6 |
HIP 59121 |
23.15 |
| 2026-06-14 00:00 |
12:06:56.01 |
+19:41:33.7 |
HIP 59121 |
21.34 |
| 2026-06-14 12:00 |
12:06:59.72 |
+19:39:55.2 |
HIP 59121 |
19.51 |
| 2026-06-15 00:00 |
12:07:03.57 |
+19:38:16.0 |
HIP 59121 |
17.68 |
| 2026-06-15 12:00 |
12:07:07.54 |
+19:36:36.1 |
HIP 59121 |
15.83 |
| 2026-06-16 00:00 |
12:07:11.65 |
+19:34:55.5 |
HIP 59121 |
13.99 |
| 2026-06-16 12:00 |
12:07:15.89 |
+19:33:14.3 |
HIP 59121 |
12.16 |
| 2026-06-17 00:00 |
12:07:20.26 |
+19:31:32.4 |
HIP 59121 |
10.36 |
| 2026-06-17 12:00 |
12:07:24.76 |
+19:29:49.8 |
HIP 59121 |
8.64 |
| 2026-06-18 00:00 |
12:07:29.39 |
+19:28:06.6 |
HIP 59121 |
7.07 |
| 2026-06-18 12:00 |
12:07:34.15 |
+19:26:22.7 |
HIP 59121 |
5.81 |
| 2026-06-19 00:00 |
12:07:39.03 |
+19:24:38.2 |
HIP 59121 |
5.11 |
| 2026-06-19 12:00 |
12:07:44.05 |
+19:22:53.1 |
HIP 59121 |
5.24 |
| 2026-06-20 00:00 |
12:07:49.19 |
+19:21:07.4 |
HIP 59121 |
6.17 |
| 2026-06-20 12:00 |
12:07:54.46 |
+19:19:21.1 |
HIP 59121 |
7.64 |
| 2026-06-21 00:00 |
12:07:59.85 |
+19:17:34.2 |
HIP 59121 |
9.42 |
| 2026-06-21 12:00 |
12:08:05.37 |
+19:15:46.6 |
HIP 59121 |
11.37 |
| 2026-06-22 00:00 |
12:08:11.02 |
+19:13:58.5 |
HIP 59121 |
13.43 |