メタデータ
| 項目 |
値 |
| Designation |
86P/Wild 3 |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2015-04-03T11:38:43.241280Z |
| Orbit solution date (soln_date, UTC) |
2022-08-29T12:04:30Z |
| Obs used |
32 |
| NEO |
- |
| M1 |
17.200 |
| 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) |
2016-10-22.0000000 |
| e |
0.37219132 |
| q (au) |
2.263511 |
| a (au) |
3.605416 |
| i (deg) |
15.472064 |
| Ω (om, deg) |
72.394196 |
| ω (w, deg) |
179.186736 |
| M (ma, deg) |
81.704924 |
等級
散乱 + 全体線形
$$
M_a = (15.628 + 2.043\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
15.628 |
| n |
2.043 |
| gf |
0.999 |
| gb |
-0.500 |
| k |
1.000 |
| δ90 |
10.000 |
| 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) |
| 2026-09-20 00:00 |
07:53:46.31 |
+28:36:58.0 |
HIP 38677 |
22.76 |
| 2026-09-20 12:00 |
07:54:09.91 |
+28:37:08.1 |
HIP 38677 |
19.05 |
| 2026-09-21 00:00 |
07:54:33.39 |
+28:37:18.7 |
HIP 38677 |
16.19 |
| 2026-09-21 12:00 |
07:54:56.74 |
+28:37:29.8 |
HIP 38677 |
14.66 |
| 2026-09-22 00:00 |
07:55:19.97 |
+28:37:41.3 |
HIP 38677 |
14.85 |
| 2026-09-22 12:00 |
07:55:43.08 |
+28:37:53.4 |
HIP 38677 |
16.68 |
| 2026-09-23 00:00 |
07:56:06.07 |
+28:38:05.9 |
HIP 38677 |
19.67 |
| 2026-09-23 12:00 |
07:56:28.93 |
+28:38:19.0 |
HIP 38677 |
23.37 |
| 2026-09-24 00:00 |
07:56:51.66 |
+28:38:32.5 |
HIP 38677 |
27.48 |
| 2026-09-24 12:00 |
07:57:14.26 |
+28:38:46.6 |
HIP 38941 |
29.82 |
| 2026-09-25 00:00 |
07:57:36.74 |
+28:39:01.2 |
HIP 38941 |
28.60 |
| 2026-09-25 12:00 |
07:57:59.09 |
+28:39:16.3 |
HIP 38941 |
28.22 |
| 2026-09-26 00:00 |
07:58:21.30 |
+28:39:32.0 |
HIP 38941 |
28.70 |
| 2026-09-26 12:00 |
07:58:43.39 |
+28:39:48.2 |
HIP 38941 |
29.98 |
| 2026-09-27 00:00 |
07:59:05.34 |
+28:40:05.0 |
HIP 38941 |
31.95 |
| 2026-09-27 12:00 |
07:59:27.16 |
+28:40:22.3 |
HIP 39276 |
31.90 |
| 2026-09-28 00:00 |
07:59:48.85 |
+28:40:40.3 |
HIP 39276 |
27.19 |
| 2026-09-28 12:00 |
08:00:10.40 |
+28:40:58.7 |
HIP 39276 |
22.53 |
| 2026-09-29 00:00 |
08:00:31.81 |
+28:41:17.8 |
HIP 39276 |
17.94 |
| 2026-09-29 12:00 |
08:00:53.09 |
+28:41:37.4 |
HIP 39276 |
13.46 |
| 2026-09-30 00:00 |
08:01:14.22 |
+28:41:57.7 |
HIP 39276 |
9.21 |
| 2026-09-30 12:00 |
08:01:35.22 |
+28:42:18.5 |
HIP 39276 |
5.68 |
| 2026-10-01 00:00 |
08:01:56.07 |
+28:42:40.0 |
HIP 39276 |
4.72 |
| 2026-10-01 12:00 |
08:02:16.78 |
+28:43:02.1 |
HIP 39276 |
7.36 |
| 2026-10-02 00:00 |
08:02:37.35 |
+28:43:24.8 |
HIP 39276 |
11.28 |
| 2026-10-02 12:00 |
08:02:57.77 |
+28:43:48.1 |
HIP 39276 |
15.50 |
| 2026-10-03 00:00 |
08:03:18.04 |
+28:44:12.1 |
HIP 39276 |
19.82 |
| 2026-10-03 12:00 |
08:03:38.17 |
+28:44:36.8 |
HIP 39276 |
24.16 |
| 2026-10-04 00:00 |
08:03:58.15 |
+28:45:02.1 |
HIP 39276 |
28.50 |
| 2026-10-04 12:00 |
08:04:17.97 |
+28:45:28.0 |
HIP 39276 |
32.82 |
| 2026-10-05 00:00 |
08:04:37.65 |
+28:45:54.7 |
HIP 39614 |
34.02 |
| 2026-10-05 12:00 |
08:04:57.17 |
+28:46:22.0 |
HIP 39614 |
32.00 |
| 2026-10-06 00:00 |
08:05:16.53 |
+28:46:50.0 |
HIP 39729 |
28.35 |
| 2026-10-06 12:00 |
08:05:35.74 |
+28:47:18.7 |
HIP 39729 |
24.76 |
| 2026-10-07 00:00 |
08:05:54.79 |
+28:47:48.1 |
HIP 39729 |
21.46 |
| 2026-10-07 12:00 |
08:06:13.68 |
+28:48:18.2 |
HIP 39729 |
18.56 |
| 2026-10-08 00:00 |
08:06:32.42 |
+28:48:49.1 |
HIP 39729 |
16.26 |
| 2026-10-08 12:00 |
08:06:50.99 |
+28:49:20.7 |
HIP 39729 |
14.80 |
| 2026-10-09 00:00 |
08:07:09.39 |
+28:49:53.0 |
HIP 39729 |
14.43 |
| 2026-10-09 12:00 |
08:07:27.63 |
+28:50:26.0 |
HIP 39729 |
15.18 |
| 2026-10-10 00:00 |
08:07:45.71 |
+28:50:59.8 |
HIP 39729 |
16.89 |
| 2026-10-10 12:00 |
08:08:03.62 |
+28:51:34.4 |
HIP 39729 |
19.28 |
| 2026-10-11 00:00 |
08:08:21.36 |
+28:52:09.7 |
HIP 39958 |
21.00 |