114P/Wiseman-Skiff
メタデータ
| 項目 |
値 |
| Designation |
114P/Wiseman-Skiff |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2020-01-14T05:43:15.841920Z |
| Orbit solution date (soln_date, UTC) |
2023-01-17T10:36:52Z |
| Obs used |
1860 |
| NEO |
- |
| M1 |
13.900 |
| K1 |
12.250 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2018-04-09.0000000 |
| e |
0.55447961 |
| q (au) |
1.579409 |
| a (au) |
3.545087 |
| i (deg) |
18.273039 |
| Ω (om, deg) |
271.062057 |
| ω (w, deg) |
172.843366 |
| M (ma, deg) |
264.723931 |
等級
散乱 + 全体線形
$$
M_a = (13.052 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
13.052 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.657 |
| k |
0.966 |
| 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) |
| 2026-02-03 00:00 |
22:19:02.75 |
+03:53:54.8 |
HIP 110163 |
14.95 |
| 2026-02-03 12:00 |
22:19:50.52 |
+03:58:06.3 |
HIP 110163 |
18.12 |
| 2026-02-04 00:00 |
22:20:38.40 |
+04:02:19.3 |
HIP 110163 |
27.44 |
| 2026-02-04 12:00 |
22:21:26.38 |
+04:06:33.6 |
HIP 110527 |
34.38 |
| 2026-02-05 00:00 |
22:22:14.47 |
+04:10:49.2 |
HIP 110527 |
27.11 |
| 2026-02-05 12:00 |
22:23:02.66 |
+04:15:06.3 |
HIP 110527 |
24.76 |
| 2026-02-06 00:00 |
22:23:50.96 |
+04:19:24.7 |
HIP 110527 |
28.60 |
| 2026-02-06 12:00 |
22:24:39.36 |
+04:23:44.4 |
HIP 110686 |
24.52 |
| 2026-02-07 00:00 |
22:25:27.86 |
+04:28:05.6 |
HIP 110686 |
16.79 |
| 2026-02-07 12:00 |
22:26:16.47 |
+04:32:28.0 |
HIP 110776 |
5.89 |
| 2026-02-08 00:00 |
22:27:05.18 |
+04:36:51.8 |
HIP 110776 |
7.93 |
| 2026-02-08 12:00 |
22:27:53.99 |
+04:41:17.0 |
HIP 110882 |
0.80 |
| 2026-02-09 00:00 |
22:28:42.91 |
+04:45:43.5 |
HIP 110882 |
13.41 |
| 2026-02-09 12:00 |
22:29:31.93 |
+04:50:11.4 |
HIP 111062 |
25.12 |
| 2026-02-10 00:00 |
22:30:21.05 |
+04:54:40.5 |
HIP 111062 |
29.32 |
| 2026-02-10 12:00 |
22:31:10.28 |
+04:59:11.0 |
HIP 111062 |
37.83 |
| 2026-02-11 00:00 |
22:31:59.61 |
+05:03:42.9 |
HIP 111306 |
36.08 |
| 2026-02-11 12:00 |
22:32:49.04 |
+05:08:16.0 |
HIP 111306 |
28.67 |
| 2026-02-12 00:00 |
22:33:38.57 |
+05:12:50.5 |
HIP 111306 |
26.19 |
| 2026-02-12 12:00 |
22:34:28.21 |
+05:17:26.3 |
HIP 111517 |
18.06 |
| 2026-02-13 00:00 |
22:35:17.95 |
+05:22:03.4 |
HIP 111517 |
4.98 |
| 2026-02-13 12:00 |
22:36:07.79 |
+05:26:41.8 |
HIP 111517 |
8.57 |
| 2026-02-14 00:00 |
22:36:57.74 |
+05:31:21.5 |
HIP 111555 |
15.11 |
| 2026-02-14 12:00 |
22:37:47.79 |
+05:36:02.5 |
HIP 111724 |
18.43 |
| 2026-02-15 00:00 |
22:38:37.94 |
+05:40:44.7 |
HIP 111724 |
17.69 |
| 2026-02-15 12:00 |
22:39:28.19 |
+05:45:28.3 |
HIP 111724 |
25.34 |
| 2026-02-16 00:00 |
22:40:18.54 |
+05:50:13.1 |
HIP 111835 |
29.95 |
| 2026-02-16 12:00 |
22:41:08.99 |
+05:54:59.2 |
HIP 112118 |
25.43 |
| 2026-02-17 00:00 |
22:41:59.55 |
+05:59:46.6 |
HIP 112118 |
19.96 |
| 2026-02-17 12:00 |
22:42:50.20 |
+06:04:35.2 |
HIP 112118 |
22.66 |
| 2026-02-18 00:00 |
22:43:40.96 |
+06:09:25.0 |
HIP 112335 |
25.90 |
| 2026-02-18 12:00 |
22:44:31.82 |
+06:14:16.2 |
HIP 112336 |
14.32 |
| 2026-02-19 00:00 |
22:45:22.78 |
+06:19:08.5 |
HIP 112336 |
5.52 |
| 2026-02-19 12:00 |
22:46:13.84 |
+06:24:02.1 |
HIP 112336 |
15.00 |
| 2026-02-20 00:00 |
22:47:05.00 |
+06:28:56.9 |
HIP 112481 |
4.87 |
| 2026-02-20 12:00 |
22:47:56.26 |
+06:33:52.9 |
HIP 112481 |
13.62 |
| 2026-02-21 00:00 |
22:48:47.62 |
+06:38:50.2 |
HIP 112481 |
26.86 |
| 2026-02-21 12:00 |
22:49:39.08 |
+06:43:48.6 |
HIP 112877 |
28.46 |
| 2026-02-22 00:00 |
22:50:30.65 |
+06:48:48.2 |
HIP 112877 |
19.08 |
| 2026-02-22 12:00 |
22:51:22.31 |
+06:53:49.0 |
HIP 112877 |
17.23 |
| 2026-02-23 00:00 |
22:52:14.07 |
+06:58:51.0 |
HIP 112877 |
24.70 |
| 2026-02-23 12:00 |
22:53:05.93 |
+07:03:54.2 |
HIP 113001 |
24.43 |
| 2026-02-24 00:00 |
22:53:57.89 |
+07:08:58.5 |
HIP 113146 |
13.20 |