| Parameter |
Value |
| Designation |
14P/Wolf |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2009-02-26T14:55:46.338240Z |
| Orbit solution date (soln_date, UTC) |
2026-07-21T13:26:28Z |
| Obs used |
398 |
| NEO |
- |
| M1 |
15.700 |
| K1 |
4.500 |
| PC |
- |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2013-03-25.0000000 |
| e |
0.35654885 |
| q (au) |
2.734713 |
| a (au) |
4.250070 |
| i (deg) |
27.934139 |
| Ω (om, deg) |
202.122838 |
| ω (w, deg) |
159.245164 |
| M (ma, deg) |
167.313608 |
Magnitude
Scatter + Global Linear
$$
M_a = (17.155 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
17.155 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-0.637 |
| k |
0.800 |
| 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
Finding Chart
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-07-29 00:00 |
00:11:24.01 |
+22:05:23.2 |
HIP 1006 |
27.69 |
| 2026-07-29 12:00 |
00:11:34.93 |
+22:05:42.6 |
HIP 1006 |
26.58 |
| 2026-07-30 00:00 |
00:11:45.56 |
+22:05:58.8 |
HIP 1006 |
25.66 |
| 2026-07-30 12:00 |
00:11:55.89 |
+22:06:11.9 |
HIP 1006 |
24.92 |
| 2026-07-31 00:00 |
00:12:05.93 |
+22:06:21.7 |
HIP 1006 |
24.36 |
| 2026-07-31 12:00 |
00:12:15.67 |
+22:06:28.3 |
HIP 1006 |
23.98 |
| 2026-08-01 00:00 |
00:12:25.11 |
+22:06:31.6 |
HIP 1006 |
23.76 |
| 2026-08-01 12:00 |
00:12:34.25 |
+22:06:31.6 |
HIP 1006 |
23.68 |
| 2026-08-02 00:00 |
00:12:43.10 |
+22:06:28.3 |
HIP 1006 |
23.73 |
| 2026-08-02 12:00 |
00:12:51.64 |
+22:06:21.6 |
HIP 1006 |
23.89 |
| 2026-08-03 00:00 |
00:12:59.88 |
+22:06:11.6 |
HIP 1006 |
24.14 |
| 2026-08-03 12:00 |
00:13:07.81 |
+22:05:58.1 |
HIP 1006 |
24.46 |
| 2026-08-04 00:00 |
00:13:15.45 |
+22:05:41.2 |
HIP 1006 |
24.83 |
| 2026-08-04 12:00 |
00:13:22.77 |
+22:05:20.8 |
HIP 1193 |
24.53 |
| 2026-08-05 00:00 |
00:13:29.79 |
+22:04:56.9 |
HIP 1193 |
23.32 |
| 2026-08-05 12:00 |
00:13:36.51 |
+22:04:29.5 |
HIP 1193 |
22.26 |
| 2026-08-06 00:00 |
00:13:42.91 |
+22:03:58.5 |
HIP 1193 |
21.36 |
| 2026-08-06 12:00 |
00:13:49.01 |
+22:03:23.9 |
HIP 1193 |
20.64 |
| 2026-08-07 00:00 |
00:13:54.79 |
+22:02:45.6 |
HIP 1193 |
20.11 |
| 2026-08-07 12:00 |
00:14:00.27 |
+22:02:03.7 |
HIP 1193 |
19.76 |
| 2026-08-08 00:00 |
00:14:05.43 |
+22:01:18.2 |
HIP 1193 |
19.61 |
| 2026-08-08 12:00 |
00:14:10.29 |
+22:00:28.9 |
HIP 1193 |
19.65 |
| 2026-08-09 00:00 |
00:14:14.83 |
+21:59:35.8 |
HIP 1193 |
19.88 |
| 2026-08-09 12:00 |
00:14:19.06 |
+21:58:39.0 |
HIP 1193 |
20.28 |
| 2026-08-10 00:00 |
00:14:22.97 |
+21:57:38.4 |
HIP 1193 |
20.86 |
| 2026-08-10 12:00 |
00:14:26.58 |
+21:56:33.9 |
HIP 1193 |
21.58 |
| 2026-08-11 00:00 |
00:14:29.87 |
+21:55:25.6 |
HIP 1193 |
22.45 |
| 2026-08-11 12:00 |
00:14:32.85 |
+21:54:13.4 |
HIP 1194 |
22.37 |
| 2026-08-12 00:00 |
00:14:35.51 |
+21:52:57.2 |
HIP 1194 |
20.99 |
| 2026-08-12 12:00 |
00:14:37.87 |
+21:51:37.1 |
HIP 1194 |
19.56 |
| 2026-08-13 00:00 |
00:14:39.91 |
+21:50:13.1 |
HIP 1194 |
18.09 |
| 2026-08-13 12:00 |
00:14:41.64 |
+21:48:45.1 |
HIP 1194 |
16.57 |
| 2026-08-14 00:00 |
00:14:43.06 |
+21:47:13.0 |
HIP 1194 |
15.00 |
| 2026-08-14 12:00 |
00:14:44.17 |
+21:45:36.9 |
HIP 1194 |
13.38 |
| 2026-08-15 00:00 |
00:14:44.98 |
+21:43:56.8 |
HIP 1194 |
11.71 |
| 2026-08-15 12:00 |
00:14:45.47 |
+21:42:12.5 |
HIP 1194 |
10.00 |
| 2026-08-16 00:00 |
00:14:45.66 |
+21:40:24.2 |
HIP 1194 |
8.25 |
| 2026-08-16 12:00 |
00:14:45.54 |
+21:38:31.7 |
HIP 1194 |
6.50 |
| 2026-08-17 00:00 |
00:14:45.12 |
+21:36:35.2 |
HIP 1194 |
4.82 |
| 2026-08-17 12:00 |
00:14:44.39 |
+21:34:34.4 |
HIP 1194 |
3.44 |
| 2026-08-18 00:00 |
00:14:43.36 |
+21:32:29.5 |
HIP 1194 |
3.01 |
| 2026-08-18 12:00 |
00:14:42.03 |
+21:30:20.3 |
HIP 1194 |
3.98 |
| 2026-08-19 00:00 |
00:14:40.40 |
+21:28:07.0 |
HIP 1194 |
5.76 |