メタデータ
| 項目 |
値 |
| 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 |
- |
オスキュレーティング軌道要素
| 項目 |
値 |
| 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 |
等級
散乱 + 全体線形
$$
M_a = (15.832 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
15.832 |
| n |
2.000 |
| gf |
0.889 |
| gb |
-0.695 |
| k |
0.959 |
| δ90 |
1.000 |
| パラメータ |
記号 |
範囲 |
説明 |
| 太陽・地球距離が1 AUのときの絶対等級 |
H0 |
-5 to 20 |
彗星の固有の明るさ |
| 測光スロープパラメータ |
n |
2 to 6 |
太陽距離に対する明るさ変化率 |
| 前方散乱非対称係数 |
gf |
0.8 to 1 |
前方散乱の強さ |
| 後方散乱非対称係数 |
gb |
-1 to -0.5 |
後方散乱の強さ |
| 分配係数 |
k |
0.8 to 1 |
前方/後方散乱の寄与比 |
| ダスト/ガス明るさ比 |
δ90 |
1 to 10 |
ダスト散乱とガス放射の相対寄与 |
参考: EPSC-DPS2025-160
ファインディングチャート
天体暦
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-05-12 00:00 |
22:58:34.87 |
+14:33:36.5 |
HIP 113418 |
11.08 |
| 2026-05-12 12:00 |
22:59:14.30 |
+14:37:51.5 |
HIP 113418 |
15.88 |
| 2026-05-13 00:00 |
22:59:53.63 |
+14:42:06.1 |
HIP 113671 |
23.48 |
| 2026-05-13 12:00 |
23:00:32.87 |
+14:46:20.4 |
HIP 113671 |
13.10 |
| 2026-05-14 00:00 |
23:01:12.01 |
+14:50:34.4 |
HIP 113671 |
2.79 |
| 2026-05-14 12:00 |
23:01:51.05 |
+14:54:47.9 |
HIP 113671 |
7.64 |
| 2026-05-15 00:00 |
23:02:30.00 |
+14:59:01.1 |
HIP 113671 |
17.94 |
| 2026-05-15 12:00 |
23:03:08.86 |
+15:03:13.8 |
HIP 113963 |
25.06 |
| 2026-05-16 00:00 |
23:03:47.61 |
+15:07:26.2 |
HIP 113963 |
14.82 |
| 2026-05-16 12:00 |
23:04:26.26 |
+15:11:38.1 |
HIP 113963 |
4.72 |
| 2026-05-17 00:00 |
23:05:04.82 |
+15:15:49.6 |
HIP 113963 |
5.81 |
| 2026-05-17 12:00 |
23:05:43.27 |
+15:20:00.6 |
HIP 113963 |
15.89 |
| 2026-05-18 00:00 |
23:06:21.62 |
+15:24:11.1 |
HIP 113963 |
26.01 |
| 2026-05-18 12:00 |
23:06:59.87 |
+15:28:21.2 |
HIP 114300 |
28.09 |
| 2026-05-19 00:00 |
23:07:38.01 |
+15:32:30.7 |
HIP 114300 |
18.58 |
| 2026-05-19 12:00 |
23:08:16.05 |
+15:36:39.8 |
HIP 114300 |
10.27 |
| 2026-05-20 00:00 |
23:08:53.98 |
+15:40:48.3 |
HIP 114300 |
8.24 |
| 2026-05-20 12:00 |
23:09:31.81 |
+15:44:56.3 |
HIP 114368 |
6.21 |
| 2026-05-21 00:00 |
23:10:09.53 |
+15:49:03.8 |
HIP 114368 |
5.52 |
| 2026-05-21 12:00 |
23:10:47.14 |
+15:53:10.6 |
HIP 114368 |
14.83 |
| 2026-05-22 00:00 |
23:11:24.65 |
+15:57:17.0 |
HIP 114368 |
24.61 |
| 2026-05-22 12:00 |
23:12:02.04 |
+16:01:22.7 |
HIP 114368 |
34.43 |
| 2026-05-23 00:00 |
23:12:39.33 |
+16:05:27.9 |
HIP 114723 |
27.82 |
| 2026-05-23 12:00 |
23:13:16.50 |
+16:09:32.4 |
HIP 114723 |
18.09 |
| 2026-05-24 00:00 |
23:13:53.56 |
+16:13:36.4 |
HIP 114723 |
8.59 |
| 2026-05-24 12:00 |
23:14:30.52 |
+16:17:39.7 |
HIP 114723 |
3.42 |
| 2026-05-25 00:00 |
23:15:07.35 |
+16:21:42.4 |
HIP 114764 |
4.05 |
| 2026-05-25 12:00 |
23:15:44.08 |
+16:25:44.5 |
HIP 114764 |
13.27 |
| 2026-05-26 00:00 |
23:16:20.69 |
+16:29:45.9 |
HIP 115024 |
20.72 |
| 2026-05-26 12:00 |
23:16:57.19 |
+16:33:46.6 |
HIP 115024 |
11.76 |
| 2026-05-27 00:00 |
23:17:33.57 |
+16:37:46.7 |
HIP 115008 |
4.36 |
| 2026-05-27 12:00 |
23:18:09.83 |
+16:41:46.0 |
HIP 115008 |
8.16 |
| 2026-05-28 00:00 |
23:18:45.98 |
+16:45:44.7 |
HIP 115008 |
17.20 |
| 2026-05-28 12:00 |
23:19:22.01 |
+16:49:42.7 |
HIP 115279 |
22.88 |
| 2026-05-29 00:00 |
23:19:57.92 |
+16:53:39.9 |
HIP 115279 |
17.16 |
| 2026-05-29 12:00 |
23:20:33.71 |
+16:57:36.4 |
HIP 115279 |
15.64 |
| 2026-05-30 00:00 |
23:21:09.38 |
+17:01:32.2 |
HIP 115288 |
13.91 |
| 2026-05-30 12:00 |
23:21:44.92 |
+17:05:27.2 |
HIP 115332 |
12.29 |
| 2026-05-31 00:00 |
23:22:20.35 |
+17:09:21.4 |
HIP 115332 |
13.10 |
| 2026-05-31 12:00 |
23:22:55.65 |
+17:13:14.9 |
HIP 115332 |
19.10 |
| 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 |