メタデータ
| 項目 |
値 |
| Designation |
510P/Boattini |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2010-02-15T01:52:54.736320Z |
| Orbit solution date (soln_date, UTC) |
2026-05-05T09:12:24Z |
| Obs used |
160 |
| NEO |
- |
| M1 |
7.200 |
| K1 |
14.000 |
| PC |
0.030 |
| Discovery observation (MPC, UTC) |
2025-06-20T13:13:26.140800Z |
| Discovery magnitude (MPC) |
21.64 G |
| Discovery observatory (MPC) |
F52 · Pan-STARRS 2, Haleakala |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2015-07-17.0000000 |
| e |
0.24969918 |
| q (au) |
4.887810 |
| a (au) |
6.514467 |
| i (deg) |
8.242251 |
| Ω (om, deg) |
281.001872 |
| ω (w, deg) |
86.434966 |
| M (ma, deg) |
117.245119 |
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) |
| 2026-05-12 00:00 |
00:02:26.18 |
+07:55:18.1 |
HIP 247 |
22.40 |
| 2026-05-12 12:00 |
00:02:48.75 |
+07:58:19.1 |
HIP 247 |
17.76 |
| 2026-05-13 00:00 |
00:03:11.24 |
+08:01:19.7 |
HIP 247 |
14.48 |
| 2026-05-13 12:00 |
00:03:33.66 |
+08:04:20.1 |
HIP 247 |
13.55 |
| 2026-05-14 00:00 |
00:03:55.99 |
+08:07:20.1 |
HIP 247 |
15.39 |
| 2026-05-14 12:00 |
00:04:18.25 |
+08:10:19.9 |
HIP 247 |
19.20 |
| 2026-05-15 00:00 |
00:04:40.43 |
+08:13:19.3 |
HIP 247 |
24.04 |
| 2026-05-15 12:00 |
00:05:02.53 |
+08:16:18.4 |
HIP 248 |
29.38 |
| 2026-05-16 00:00 |
00:05:24.55 |
+08:19:17.2 |
HIP 447 |
28.00 |
| 2026-05-16 12:00 |
00:05:46.49 |
+08:22:15.7 |
HIP 551 |
22.27 |
| 2026-05-17 00:00 |
00:06:08.34 |
+08:25:13.8 |
HIP 551 |
16.70 |
| 2026-05-17 12:00 |
00:06:30.11 |
+08:28:11.6 |
HIP 551 |
11.75 |
| 2026-05-18 00:00 |
00:06:51.80 |
+08:31:09.0 |
HIP 551 |
8.52 |
| 2026-05-18 12:00 |
00:07:13.40 |
+08:34:06.1 |
HIP 551 |
9.05 |
| 2026-05-19 00:00 |
00:07:34.92 |
+08:37:02.8 |
HIP 551 |
12.85 |
| 2026-05-19 12:00 |
00:07:56.35 |
+08:39:59.2 |
HIP 551 |
17.93 |
| 2026-05-20 00:00 |
00:08:17.70 |
+08:42:55.2 |
HIP 551 |
23.46 |
| 2026-05-20 12:00 |
00:08:38.95 |
+08:45:50.8 |
HIP 807 |
22.42 |
| 2026-05-21 00:00 |
00:09:00.12 |
+08:48:46.1 |
HIP 807 |
20.02 |
| 2026-05-21 12:00 |
00:09:21.20 |
+08:51:40.9 |
HIP 807 |
19.27 |
| 2026-05-22 00:00 |
00:09:42.19 |
+08:54:35.4 |
HIP 807 |
20.32 |
| 2026-05-22 12:00 |
00:10:03.09 |
+08:57:29.5 |
HIP 807 |
22.91 |
| 2026-05-23 00:00 |
00:10:23.90 |
+09:00:23.2 |
HIP 954 |
22.15 |
| 2026-05-23 12:00 |
00:10:44.62 |
+09:03:16.5 |
HIP 954 |
16.36 |
| 2026-05-24 00:00 |
00:11:05.25 |
+09:06:09.4 |
HIP 954 |
10.68 |
| 2026-05-24 12:00 |
00:11:25.78 |
+09:09:01.9 |
HIP 954 |
5.41 |
| 2026-05-25 00:00 |
00:11:46.22 |
+09:11:54.0 |
HIP 954 |
3.52 |
| 2026-05-25 12:00 |
00:12:06.57 |
+09:14:45.7 |
HIP 954 |
7.91 |
| 2026-05-26 00:00 |
00:12:26.82 |
+09:17:36.9 |
HIP 954 |
13.37 |
| 2026-05-26 12:00 |
00:12:46.98 |
+09:20:27.8 |
HIP 1015 |
11.36 |
| 2026-05-27 00:00 |
00:13:07.04 |
+09:23:18.2 |
HIP 1015 |
10.78 |
| 2026-05-27 12:00 |
00:13:27.01 |
+09:26:08.2 |
HIP 1015 |
12.97 |
| 2026-05-28 00:00 |
00:13:46.88 |
+09:28:57.7 |
HIP 1015 |
16.84 |
| 2026-05-28 12:00 |
00:14:06.65 |
+09:31:46.8 |
HIP 1015 |
21.50 |
| 2026-05-29 00:00 |
00:14:26.33 |
+09:34:35.5 |
HIP 1015 |
26.51 |
| 2026-05-29 12:00 |
00:14:45.90 |
+09:37:23.7 |
HIP 1015 |
31.69 |
| 2026-05-30 00:00 |
00:15:05.38 |
+09:40:11.5 |
HIP 1015 |
36.97 |
| 2026-05-30 12:00 |
00:15:24.75 |
+09:42:58.8 |
HIP 1339 |
37.45 |
| 2026-05-31 00:00 |
00:15:44.03 |
+09:45:45.7 |
HIP 1339 |
32.66 |
| 2026-05-31 12:00 |
00:16:03.20 |
+09:48:32.1 |
HIP 1339 |
28.16 |
| 2026-06-01 00:00 |
00:16:22.27 |
+09:51:18.0 |
HIP 1339 |
24.08 |
| 2026-06-01 12:00 |
00:16:41.24 |
+09:54:03.5 |
HIP 1339 |
20.66 |
| 2026-06-02 00:00 |
00:17:00.10 |
+09:56:48.5 |
HIP 1339 |
18.23 |