メタデータ
| 項目 |
値 |
| Designation |
P/2010 C1 (Scotti) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2009-12-01T14:41:54.634560Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:31:40Z |
| Obs used |
95 |
| NEO |
- |
| M1 |
7.300 |
| K1 |
13.750 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2010-03-09.0000000 |
| e |
0.25910909 |
| q (au) |
5.234904 |
| a (au) |
7.065687 |
| i (deg) |
9.142474 |
| Ω (om, deg) |
142.034162 |
| ω (w, deg) |
3.665920 |
| M (ma, deg) |
5.110648 |
等級
散乱 + 全体線形
$$
M_a = (6.361 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
6.361 |
| n |
6.000 |
| gf |
0.807 |
| gb |
-0.905 |
| k |
0.999 |
| δ90 |
4.595 |
| 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
天体暦
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-07-29 00:00 |
05:40:07.08 |
+16:06:59.2 |
HIP 26748 |
13.36 |
| 2026-07-29 12:00 |
05:40:28.73 |
+16:06:58.7 |
HIP 26748 |
8.60 |
| 2026-07-30 00:00 |
05:40:50.31 |
+16:06:57.7 |
HIP 26748 |
4.85 |
| 2026-07-30 12:00 |
05:41:11.83 |
+16:06:56.4 |
HIP 26748 |
5.17 |
| 2026-07-31 00:00 |
05:41:33.29 |
+16:06:54.7 |
HIP 26748 |
9.12 |
| 2026-07-31 12:00 |
05:41:54.69 |
+16:06:52.6 |
HIP 26748 |
13.86 |
| 2026-08-01 00:00 |
05:42:16.03 |
+16:06:50.2 |
HIP 26748 |
18.80 |
| 2026-08-01 12:00 |
05:42:37.30 |
+16:06:47.3 |
HIP 26748 |
23.80 |
| 2026-08-02 00:00 |
05:42:58.50 |
+16:06:44.0 |
HIP 27106 |
27.60 |
| 2026-08-02 12:00 |
05:43:19.65 |
+16:06:40.4 |
HIP 27106 |
22.53 |
| 2026-08-03 00:00 |
05:43:40.72 |
+16:06:36.4 |
HIP 27106 |
17.48 |
| 2026-08-03 12:00 |
05:44:01.73 |
+16:06:32.0 |
HIP 27106 |
12.45 |
| 2026-08-04 00:00 |
05:44:22.67 |
+16:06:27.2 |
HIP 27106 |
7.45 |
| 2026-08-04 12:00 |
05:44:43.55 |
+16:06:22.0 |
HIP 27106 |
2.62 |
| 2026-08-05 00:00 |
05:45:04.35 |
+16:06:16.5 |
HIP 27106 |
2.89 |
| 2026-08-05 12:00 |
05:45:25.09 |
+16:06:10.6 |
HIP 27106 |
7.72 |
| 2026-08-06 00:00 |
05:45:45.75 |
+16:06:04.3 |
HIP 27106 |
12.65 |
| 2026-08-06 12:00 |
05:46:06.35 |
+16:05:57.6 |
HIP 27106 |
17.58 |
| 2026-08-07 00:00 |
05:46:26.87 |
+16:05:50.6 |
HIP 27265 |
17.09 |
| 2026-08-07 12:00 |
05:46:47.32 |
+16:05:43.2 |
HIP 27265 |
16.38 |
| 2026-08-08 00:00 |
05:47:07.69 |
+16:05:35.4 |
HIP 27265 |
17.09 |
| 2026-08-08 12:00 |
05:47:27.99 |
+16:05:27.3 |
HIP 27265 |
19.07 |
| 2026-08-09 00:00 |
05:47:48.21 |
+16:05:18.8 |
HIP 27265 |
21.96 |
| 2026-08-09 12:00 |
05:48:08.36 |
+16:05:09.9 |
HIP 27347 |
23.89 |
| 2026-08-10 00:00 |
05:48:28.43 |
+16:05:00.7 |
HIP 27347 |
25.89 |
| 2026-08-10 12:00 |
05:48:48.42 |
+16:04:51.1 |
HIP 27347 |
28.55 |
| 2026-08-11 00:00 |
05:49:08.34 |
+16:04:41.2 |
HIP 27347 |
31.71 |
| 2026-08-11 12:00 |
05:49:28.17 |
+16:04:30.9 |
HIP 27567 |
32.11 |
| 2026-08-12 00:00 |
05:49:47.92 |
+16:04:20.2 |
HIP 27567 |
30.84 |
| 2026-08-12 12:00 |
05:50:07.59 |
+16:04:09.2 |
HIP 27695 |
26.75 |
| 2026-08-13 00:00 |
05:50:27.18 |
+16:03:57.9 |
HIP 27695 |
22.47 |
| 2026-08-13 12:00 |
05:50:46.68 |
+16:03:46.2 |
HIP 27695 |
18.42 |
| 2026-08-14 00:00 |
05:51:06.10 |
+16:03:34.2 |
HIP 27695 |
14.75 |
| 2026-08-14 12:00 |
05:51:25.43 |
+16:03:21.8 |
HIP 27695 |
11.83 |
| 2026-08-15 00:00 |
05:51:44.68 |
+16:03:09.1 |
HIP 27695 |
10.27 |
| 2026-08-15 12:00 |
05:52:03.84 |
+16:02:56.1 |
HIP 27695 |
10.66 |
| 2026-08-16 00:00 |
05:52:22.92 |
+16:02:42.7 |
HIP 27695 |
12.80 |
| 2026-08-16 12:00 |
05:52:41.90 |
+16:02:29.0 |
HIP 27695 |
15.98 |
| 2026-08-17 00:00 |
05:53:00.80 |
+16:02:15.0 |
HIP 27805 |
18.50 |
| 2026-08-17 12:00 |
05:53:19.60 |
+16:02:00.6 |
HIP 27805 |
19.17 |
| 2026-08-18 00:00 |
05:53:38.32 |
+16:01:45.9 |
HIP 27805 |
20.83 |
| 2026-08-18 12:00 |
05:53:56.94 |
+16:01:30.9 |
HIP 27805 |
23.24 |
| 2026-08-19 00:00 |
05:54:15.47 |
+16:01:15.6 |
HIP 27805 |
26.20 |