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 |
1.000 |
| 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) |
| 2026-05-12 00:00 |
05:43:42.24 |
+28:20:10.8 |
HIP 27180 |
33.06 |
| 2026-05-12 12:00 |
05:44:09.89 |
+28:20:35.3 |
HIP 27180 |
28.42 |
| 2026-05-13 00:00 |
05:44:37.63 |
+28:20:59.6 |
HIP 27180 |
24.40 |
| 2026-05-13 12:00 |
05:45:05.45 |
+28:21:23.8 |
HIP 27180 |
21.40 |
| 2026-05-14 00:00 |
05:45:33.34 |
+28:21:47.8 |
HIP 27180 |
19.88 |
| 2026-05-14 12:00 |
05:46:01.32 |
+28:22:11.7 |
HIP 27180 |
20.21 |
| 2026-05-15 00:00 |
05:46:29.37 |
+28:22:35.4 |
HIP 27180 |
22.32 |
| 2026-05-15 12:00 |
05:46:57.50 |
+28:22:58.9 |
HIP 27447 |
23.11 |
| 2026-05-16 00:00 |
05:47:25.70 |
+28:23:22.3 |
HIP 27447 |
17.09 |
| 2026-05-16 12:00 |
05:47:53.98 |
+28:23:45.5 |
HIP 27447 |
11.26 |
| 2026-05-17 00:00 |
05:48:22.33 |
+28:24:08.5 |
HIP 27447 |
6.27 |
| 2026-05-17 12:00 |
05:48:50.76 |
+28:24:31.4 |
HIP 27447 |
5.46 |
| 2026-05-18 00:00 |
05:49:19.25 |
+28:24:54.0 |
HIP 27447 |
9.95 |
| 2026-05-18 12:00 |
05:49:47.82 |
+28:25:16.5 |
HIP 27447 |
15.73 |
| 2026-05-19 00:00 |
05:50:16.46 |
+28:25:38.9 |
HIP 27447 |
21.81 |
| 2026-05-19 12:00 |
05:50:45.16 |
+28:26:01.0 |
HIP 27699 |
18.38 |
| 2026-05-20 00:00 |
05:51:13.94 |
+28:26:22.9 |
HIP 27699 |
13.89 |
| 2026-05-20 12:00 |
05:51:42.78 |
+28:26:44.7 |
HIP 27699 |
11.32 |
| 2026-05-21 00:00 |
05:52:11.68 |
+28:27:06.3 |
HIP 27800 |
10.34 |
| 2026-05-21 12:00 |
05:52:40.65 |
+28:27:27.7 |
HIP 27800 |
3.96 |
| 2026-05-22 00:00 |
05:53:09.69 |
+28:27:48.9 |
HIP 27800 |
2.43 |
| 2026-05-22 12:00 |
05:53:38.79 |
+28:28:09.9 |
HIP 27800 |
8.84 |
| 2026-05-23 00:00 |
05:54:07.95 |
+28:28:30.7 |
HIP 27800 |
15.26 |
| 2026-05-23 12:00 |
05:54:37.18 |
+28:28:51.4 |
HIP 27800 |
21.69 |
| 2026-05-24 00:00 |
05:55:06.46 |
+28:29:11.8 |
HIP 28020 |
28.04 |
| 2026-05-24 12:00 |
05:55:35.80 |
+28:29:32.0 |
HIP 28020 |
27.61 |
| 2026-05-25 00:00 |
05:56:05.21 |
+28:29:52.1 |
HIP 28117 |
27.39 |
| 2026-05-25 12:00 |
05:56:34.67 |
+28:30:11.9 |
HIP 28117 |
26.34 |
| 2026-05-26 00:00 |
05:57:04.19 |
+28:30:31.5 |
HIP 28244 |
23.80 |
| 2026-05-26 12:00 |
05:57:33.77 |
+28:30:50.9 |
HIP 28244 |
20.99 |
| 2026-05-27 00:00 |
05:58:03.40 |
+28:31:10.2 |
HIP 28244 |
19.98 |
| 2026-05-27 12:00 |
05:58:33.09 |
+28:31:29.2 |
HIP 28244 |
21.04 |
| 2026-05-28 00:00 |
05:59:02.83 |
+28:31:48.0 |
HIP 28411 |
18.46 |
| 2026-05-28 12:00 |
05:59:32.63 |
+28:32:06.6 |
HIP 28411 |
14.30 |
| 2026-05-29 00:00 |
06:00:02.48 |
+28:32:25.0 |
HIP 28411 |
12.41 |
| 2026-05-29 12:00 |
06:00:32.38 |
+28:32:43.2 |
HIP 28411 |
13.77 |
| 2026-05-30 00:00 |
06:01:02.34 |
+28:33:01.1 |
HIP 28411 |
17.66 |
| 2026-05-30 12:00 |
06:01:32.34 |
+28:33:18.9 |
HIP 28649 |
20.45 |
| 2026-05-31 00:00 |
06:02:02.40 |
+28:33:36.4 |
HIP 28649 |
14.34 |
| 2026-05-31 12:00 |
06:02:32.51 |
+28:33:53.7 |
HIP 28649 |
8.95 |
| 2026-06-01 00:00 |
06:03:02.67 |
+28:34:10.8 |
HIP 28649 |
6.48 |
| 2026-06-01 12:00 |
06:03:32.87 |
+28:34:27.7 |
HIP 28649 |
9.59 |
| 2026-06-02 00:00 |
06:04:03.13 |
+28:34:44.4 |
HIP 28649 |
15.17 |