510P/Boattini
メタデータ
| 項目 |
値 |
| Designation |
510P/Boattini |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2010-02-16T18:28:31.177920Z |
| Orbit solution date (soln_date, UTC) |
2025-09-22T13:42:29Z |
| Obs used |
158 |
| NEO |
- |
| M1 |
7.200 |
| K1 |
14.000 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2015-05-30.0000000 |
| e |
0.25000467 |
| q (au) |
4.886414 |
| a (au) |
6.515259 |
| i (deg) |
8.247189 |
| Ω (om, deg) |
281.035536 |
| ω (w, deg) |
86.467650 |
| M (ma, deg) |
114.278727 |
等級
散乱 + 全体線形
$$
M_a = (14.076 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
14.076 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-0.937 |
| 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
天体暦
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-02-03 00:00 |
22:36:22.68 |
-01:58:53.3 |
HIP 111495 |
22.73 |
| 2026-02-03 12:00 |
22:36:49.25 |
-01:56:17.6 |
HIP 111495 |
29.32 |
| 2026-02-04 00:00 |
22:37:15.85 |
-01:53:41.4 |
HIP 111495 |
36.14 |
| 2026-02-04 12:00 |
22:37:42.49 |
-01:51:04.6 |
HIP 111495 |
43.07 |
| 2026-02-05 00:00 |
22:38:09.16 |
-01:48:27.3 |
HIP 111474 |
48.78 |
| 2026-02-05 12:00 |
22:38:35.87 |
-01:45:49.4 |
HIP 112030 |
47.43 |
| 2026-02-06 00:00 |
22:39:02.60 |
-01:43:11.1 |
HIP 112030 |
40.25 |
| 2026-02-06 12:00 |
22:39:29.38 |
-01:40:32.2 |
HIP 112030 |
33.08 |
| 2026-02-07 00:00 |
22:39:56.18 |
-01:37:52.8 |
HIP 112030 |
25.90 |
| 2026-02-07 12:00 |
22:40:23.01 |
-01:35:12.9 |
HIP 112030 |
18.73 |
| 2026-02-08 00:00 |
22:40:49.88 |
-01:32:32.4 |
HIP 112030 |
11.60 |
| 2026-02-08 12:00 |
22:41:16.77 |
-01:29:51.5 |
HIP 112030 |
4.78 |
| 2026-02-09 00:00 |
22:41:43.70 |
-01:27:10.1 |
HIP 112030 |
3.98 |
| 2026-02-09 12:00 |
22:42:10.65 |
-01:24:28.1 |
HIP 112030 |
10.68 |
| 2026-02-10 00:00 |
22:42:37.63 |
-01:21:45.7 |
HIP 112030 |
17.83 |
| 2026-02-10 12:00 |
22:43:04.64 |
-01:19:02.7 |
HIP 112030 |
25.06 |
| 2026-02-11 00:00 |
22:43:31.68 |
-01:16:19.3 |
HIP 112255 |
21.60 |
| 2026-02-11 12:00 |
22:43:58.74 |
-01:13:35.4 |
HIP 112255 |
16.71 |
| 2026-02-12 00:00 |
22:44:25.83 |
-01:10:51.0 |
HIP 112344 |
13.56 |
| 2026-02-12 12:00 |
22:44:52.94 |
-01:08:06.2 |
HIP 112344 |
7.27 |
| 2026-02-13 00:00 |
22:45:20.08 |
-01:05:20.9 |
HIP 112344 |
5.37 |
| 2026-02-13 12:00 |
22:45:47.24 |
-01:02:35.1 |
HIP 112392 |
6.64 |
| 2026-02-14 00:00 |
22:46:14.43 |
-00:59:48.8 |
HIP 112392 |
7.28 |
| 2026-02-14 12:00 |
22:46:41.64 |
-00:57:02.1 |
HIP 112392 |
13.03 |
| 2026-02-15 00:00 |
22:47:08.87 |
-00:54:14.9 |
HIP 112392 |
19.87 |
| 2026-02-15 12:00 |
22:47:36.12 |
-00:51:27.3 |
HIP 112392 |
26.98 |
| 2026-02-16 00:00 |
22:48:03.39 |
-00:48:39.2 |
HIP 112392 |
34.21 |
| 2026-02-16 12:00 |
22:48:30.68 |
-00:45:50.7 |
HIP 112807 |
34.78 |
| 2026-02-17 00:00 |
22:48:57.99 |
-00:43:01.7 |
HIP 112807 |
27.42 |
| 2026-02-17 12:00 |
22:49:25.32 |
-00:40:12.3 |
HIP 112807 |
20.06 |
| 2026-02-18 00:00 |
22:49:52.67 |
-00:37:22.5 |
HIP 112807 |
12.73 |
| 2026-02-18 12:00 |
22:50:20.03 |
-00:34:32.3 |
HIP 112807 |
5.60 |
| 2026-02-19 00:00 |
22:50:47.41 |
-00:31:41.6 |
HIP 112807 |
3.22 |
| 2026-02-19 12:00 |
22:51:14.81 |
-00:28:50.6 |
HIP 112807 |
9.97 |
| 2026-02-20 00:00 |
22:51:42.22 |
-00:25:59.1 |
HIP 112923 |
8.24 |
| 2026-02-20 12:00 |
22:52:09.65 |
-00:23:07.2 |
HIP 112923 |
7.58 |
| 2026-02-21 00:00 |
22:52:37.08 |
-00:20:15.0 |
HIP 112923 |
12.55 |
| 2026-02-21 12:00 |
22:53:04.54 |
-00:17:22.3 |
HIP 112923 |
19.19 |
| 2026-02-22 00:00 |
22:53:32.00 |
-00:14:29.2 |
HIP 112923 |
26.27 |
| 2026-02-22 12:00 |
22:53:59.48 |
-00:11:35.8 |
HIP 112923 |
33.52 |
| 2026-02-23 00:00 |
22:54:26.97 |
-00:08:42.0 |
HIP 113095 |
33.76 |
| 2026-02-23 12:00 |
22:54:54.46 |
-00:05:47.8 |
HIP 113095 |
32.31 |
| 2026-02-24 00:00 |
22:55:21.97 |
-00:02:53.3 |
HIP 113095 |
32.54 |