メタデータ
| 項目 |
値 |
| Designation |
115P/Maury |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2011-10-05T00:54:14.679360Z |
| Orbit solution date (soln_date, UTC) |
2023-05-03T22:44:04Z |
| Obs used |
1382 |
| NEO |
- |
| M1 |
13.000 |
| K1 |
10.500 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2014-12-01.0000000 |
| e |
0.51829558 |
| q (au) |
2.057403 |
| a (au) |
4.271089 |
| i (deg) |
11.669729 |
| Ω (om, deg) |
176.077997 |
| ω (w, deg) |
121.113809 |
| M (ma, deg) |
128.739319 |
等級
散乱 + 全体線形
$$
M_a = (10.931 + 5.617\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
10.931 |
| n |
5.617 |
| gf |
0.997 |
| gb |
-1.000 |
| k |
1.000 |
| δ90 |
9.999 |
| 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 |
09:25:02.00 |
+09:25:40.2 |
HIP 46197 |
3.60 |
| 2026-07-29 12:00 |
09:25:23.19 |
+09:24:18.1 |
HIP 46197 |
5.57 |
| 2026-07-30 00:00 |
09:25:44.40 |
+09:22:55.5 |
HIP 46197 |
10.38 |
| 2026-07-30 12:00 |
09:26:05.63 |
+09:21:32.6 |
HIP 46197 |
15.59 |
| 2026-07-31 00:00 |
09:26:26.88 |
+09:20:09.2 |
HIP 46197 |
20.91 |
| 2026-07-31 12:00 |
09:26:48.15 |
+09:18:45.5 |
HIP 46197 |
26.29 |
| 2026-08-01 00:00 |
09:27:09.45 |
+09:17:21.3 |
HIP 46454 |
23.76 |
| 2026-08-01 12:00 |
09:27:30.76 |
+09:15:56.8 |
HIP 46454 |
18.78 |
| 2026-08-02 00:00 |
09:27:52.09 |
+09:14:31.8 |
HIP 46454 |
14.13 |
| 2026-08-02 12:00 |
09:28:13.44 |
+09:13:06.4 |
HIP 46454 |
10.29 |
| 2026-08-03 00:00 |
09:28:34.81 |
+09:11:40.7 |
HIP 46454 |
8.47 |
| 2026-08-03 12:00 |
09:28:56.20 |
+09:10:14.5 |
HIP 46454 |
9.87 |
| 2026-08-04 00:00 |
09:29:17.61 |
+09:08:48.0 |
HIP 46454 |
13.52 |
| 2026-08-04 12:00 |
09:29:39.03 |
+09:07:21.0 |
HIP 46454 |
18.12 |
| 2026-08-05 00:00 |
09:30:00.47 |
+09:05:53.7 |
HIP 46454 |
23.12 |
| 2026-08-05 12:00 |
09:30:21.92 |
+09:04:26.0 |
HIP 46764 |
23.65 |
| 2026-08-06 00:00 |
09:30:43.39 |
+09:02:58.0 |
HIP 46764 |
19.23 |
| 2026-08-06 12:00 |
09:31:04.87 |
+09:01:29.5 |
HIP 46764 |
15.53 |
| 2026-08-07 00:00 |
09:31:26.37 |
+09:00:00.7 |
HIP 46764 |
13.15 |
| 2026-08-07 12:00 |
09:31:47.88 |
+08:58:31.5 |
HIP 46764 |
12.87 |
| 2026-08-08 00:00 |
09:32:09.40 |
+08:57:01.9 |
HIP 46764 |
14.81 |
| 2026-08-08 12:00 |
09:32:30.94 |
+08:55:32.0 |
HIP 46764 |
18.28 |
| 2026-08-09 00:00 |
09:32:52.49 |
+08:54:01.7 |
HIP 46885 |
17.12 |
| 2026-08-09 12:00 |
09:33:14.05 |
+08:52:31.0 |
HIP 46885 |
17.60 |
| 2026-08-10 00:00 |
09:33:35.61 |
+08:51:00.0 |
HIP 46885 |
19.70 |
| 2026-08-10 12:00 |
09:33:57.19 |
+08:49:28.7 |
HIP 46885 |
22.98 |
| 2026-08-11 00:00 |
09:34:18.78 |
+08:47:57.0 |
HIP 46885 |
27.01 |
| 2026-08-11 12:00 |
09:34:40.38 |
+08:46:24.9 |
HIP 47136 |
24.30 |
| 2026-08-12 00:00 |
09:35:01.98 |
+08:44:52.5 |
HIP 47136 |
19.15 |
| 2026-08-12 12:00 |
09:35:23.59 |
+08:43:19.8 |
HIP 47136 |
14.30 |
| 2026-08-13 00:00 |
09:35:45.20 |
+08:41:46.7 |
HIP 47136 |
10.19 |
| 2026-08-13 12:00 |
09:36:06.83 |
+08:40:13.3 |
HIP 47136 |
8.08 |
| 2026-08-14 00:00 |
09:36:28.45 |
+08:38:39.6 |
HIP 47136 |
9.42 |
| 2026-08-14 12:00 |
09:36:50.08 |
+08:37:05.6 |
HIP 47136 |
13.21 |
| 2026-08-15 00:00 |
09:37:11.72 |
+08:35:31.2 |
HIP 47219 |
15.89 |
| 2026-08-15 12:00 |
09:37:33.36 |
+08:33:56.6 |
HIP 47219 |
17.23 |
| 2026-08-16 00:00 |
09:37:54.99 |
+08:32:21.6 |
HIP 47219 |
20.10 |
| 2026-08-16 12:00 |
09:38:16.64 |
+08:30:46.3 |
HIP 47219 |
23.95 |
| 2026-08-17 00:00 |
09:38:38.28 |
+08:29:10.7 |
HIP 47446 |
25.99 |
| 2026-08-17 12:00 |
09:38:59.92 |
+08:27:34.8 |
HIP 47446 |
20.56 |
| 2026-08-18 00:00 |
09:39:21.56 |
+08:25:58.7 |
HIP 47446 |
15.24 |
| 2026-08-18 12:00 |
09:39:43.20 |
+08:24:22.2 |
HIP 47446 |
10.21 |
| 2026-08-19 00:00 |
09:40:04.84 |
+08:22:45.5 |
HIP 47446 |
6.23 |