| Parameter |
Value |
| Designation |
14P/Wolf |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2009-02-26T18:15:03.087360Z |
| Orbit solution date (soln_date, UTC) |
2025-09-09T14:41:09Z |
| Obs used |
395 |
| NEO |
- |
| M1 |
15.600 |
| K1 |
4.500 |
| PC |
- |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2013-02-11.0000000 |
| e |
0.35662951 |
| q (au) |
2.734210 |
| a (au) |
4.249821 |
| i (deg) |
27.935288 |
| Ω (om, deg) |
202.121511 |
| ω (w, deg) |
159.245732 |
| M (ma, deg) |
162.587773 |
Magnitude
Scatter + Global Linear
$$
M_a = (15.811 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
15.811 |
| n |
2.000 |
| gf |
0.888 |
| gb |
-0.695 |
| k |
0.962 |
| δ90 |
1.088 |
| 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
Finding Chart
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
23:23:30.82 |
+17:17:07.6 |
HIP 115332 |
26.99 |
| 2026-06-01 12:00 |
23:24:05.87 |
+17:20:59.5 |
HIP 115635 |
27.11 |
| 2026-06-02 00:00 |
23:24:40.79 |
+17:24:50.5 |
HIP 115635 |
18.53 |
| 2026-06-02 12:00 |
23:25:15.59 |
+17:28:40.8 |
HIP 115635 |
10.99 |
| 2026-06-03 00:00 |
23:25:50.25 |
+17:32:30.2 |
HIP 115635 |
8.08 |
| 2026-06-03 12:00 |
23:26:24.79 |
+17:36:18.7 |
HIP 115699 |
5.82 |
| 2026-06-04 00:00 |
23:26:59.19 |
+17:40:06.4 |
HIP 115699 |
11.94 |
| 2026-06-04 12:00 |
23:27:33.47 |
+17:43:53.2 |
HIP 115699 |
20.32 |
| 2026-06-05 00:00 |
23:28:07.60 |
+17:47:39.1 |
HIP 115699 |
29.04 |
| 2026-06-05 12:00 |
23:28:41.61 |
+17:51:24.2 |
HIP 116047 |
35.70 |
| 2026-06-06 00:00 |
23:29:15.47 |
+17:55:08.3 |
HIP 116047 |
31.53 |
| 2026-06-06 12:00 |
23:29:49.20 |
+17:58:51.4 |
HIP 116067 |
26.36 |
| 2026-06-07 00:00 |
23:30:22.79 |
+18:02:33.6 |
HIP 116067 |
18.46 |
| 2026-06-07 12:00 |
23:30:56.25 |
+18:06:14.9 |
HIP 116067 |
11.92 |
| 2026-06-08 00:00 |
23:31:29.56 |
+18:09:55.2 |
HIP 116067 |
9.82 |
| 2026-06-08 12:00 |
23:32:02.72 |
+18:13:34.5 |
HIP 116067 |
14.22 |
| 2026-06-09 00:00 |
23:32:35.75 |
+18:17:12.8 |
HIP 116067 |
21.38 |
| 2026-06-09 12:00 |
23:33:08.63 |
+18:20:50.0 |
HIP 116067 |
29.31 |
| 2026-06-10 00:00 |
23:33:41.36 |
+18:24:26.3 |
HIP 116478 |
34.27 |
| 2026-06-10 12:00 |
23:34:13.94 |
+18:28:01.4 |
HIP 116478 |
26.52 |
| 2026-06-11 00:00 |
23:34:46.37 |
+18:31:35.5 |
HIP 116478 |
19.45 |
| 2026-06-11 12:00 |
23:35:18.65 |
+18:35:08.6 |
HIP 116478 |
14.07 |
| 2026-06-12 00:00 |
23:35:50.78 |
+18:38:40.5 |
HIP 116478 |
12.64 |
| 2026-06-12 12:00 |
23:36:22.76 |
+18:42:11.3 |
HIP 116478 |
16.18 |
| 2026-06-13 00:00 |
23:36:54.58 |
+18:45:40.9 |
HIP 116545 |
16.83 |
| 2026-06-13 12:00 |
23:37:26.24 |
+18:49:09.4 |
HIP 116545 |
13.55 |
| 2026-06-14 00:00 |
23:37:57.75 |
+18:52:36.8 |
HIP 116545 |
14.82 |
| 2026-06-14 12:00 |
23:38:29.09 |
+18:56:02.9 |
HIP 116545 |
19.73 |
| 2026-06-15 00:00 |
23:39:00.27 |
+18:59:27.8 |
HIP 116545 |
26.28 |
| 2026-06-15 12:00 |
23:39:31.29 |
+19:02:51.5 |
HIP 116802 |
27.14 |
| 2026-06-16 00:00 |
23:40:02.15 |
+19:06:14.0 |
HIP 116802 |
28.06 |
| 2026-06-16 12:00 |
23:40:32.84 |
+19:09:35.2 |
HIP 116802 |
31.08 |
| 2026-06-17 00:00 |
23:41:03.36 |
+19:12:55.1 |
HIP 116795 |
31.92 |
| 2026-06-17 12:00 |
23:41:33.72 |
+19:16:13.8 |
HIP 117042 |
29.79 |
| 2026-06-18 00:00 |
23:42:03.90 |
+19:19:31.1 |
HIP 117042 |
24.43 |
| 2026-06-18 12:00 |
23:42:33.92 |
+19:22:47.1 |
HIP 117042 |
20.75 |
| 2026-06-19 00:00 |
23:43:03.76 |
+19:26:01.7 |
HIP 117042 |
19.64 |
| 2026-06-19 12:00 |
23:43:33.43 |
+19:29:15.0 |
HIP 117042 |
21.46 |
| 2026-06-20 00:00 |
23:44:02.93 |
+19:32:26.9 |
HIP 117042 |
25.54 |
| 2026-06-20 12:00 |
23:44:32.25 |
+19:35:37.5 |
HIP 117214 |
20.81 |
| 2026-06-21 00:00 |
23:45:01.39 |
+19:38:46.6 |
HIP 117214 |
14.95 |
| 2026-06-21 12:00 |
23:45:30.36 |
+19:41:54.3 |
HIP 117214 |
11.34 |
| 2026-06-22 00:00 |
23:45:59.15 |
+19:45:00.6 |
HIP 117214 |
12.06 |