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 |
1.000 |
| gb |
-1.000 |
| 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) |
| 2026-03-26 00:00 |
08:38:21.79 |
+09:59:06.0 |
HIP 42353 |
24.96 |
| 2026-03-26 12:00 |
08:38:16.21 |
+10:00:20.0 |
HIP 42353 |
26.00 |
| 2026-03-27 00:00 |
08:38:10.80 |
+10:01:33.4 |
HIP 42353 |
27.11 |
| 2026-03-27 12:00 |
08:38:05.56 |
+10:02:46.4 |
HIP 42265 |
27.68 |
| 2026-03-28 00:00 |
08:38:00.48 |
+10:03:58.7 |
HIP 42265 |
28.08 |
| 2026-03-28 12:00 |
08:37:55.57 |
+10:05:10.5 |
HIP 42265 |
28.60 |
| 2026-03-29 00:00 |
08:37:50.83 |
+10:06:21.7 |
HIP 42265 |
29.21 |
| 2026-03-29 12:00 |
08:37:46.26 |
+10:07:32.4 |
HIP 42265 |
29.91 |
| 2026-03-30 00:00 |
08:37:41.85 |
+10:08:42.5 |
HIP 42265 |
30.69 |
| 2026-03-30 12:00 |
08:37:37.61 |
+10:09:52.0 |
HIP 42265 |
31.52 |
| 2026-03-31 00:00 |
08:37:33.54 |
+10:11:00.9 |
HIP 42265 |
32.41 |
| 2026-03-31 12:00 |
08:37:29.63 |
+10:12:09.3 |
HIP 42265 |
33.34 |
| 2026-04-01 00:00 |
08:37:25.90 |
+10:13:17.0 |
HIP 42265 |
34.31 |
| 2026-04-01 12:00 |
08:37:22.33 |
+10:14:24.2 |
HIP 42265 |
35.30 |
| 2026-04-02 00:00 |
08:37:18.93 |
+10:15:30.8 |
HIP 42265 |
36.32 |
| 2026-04-02 12:00 |
08:37:15.70 |
+10:16:36.7 |
HIP 42265 |
37.36 |
| 2026-04-03 00:00 |
08:37:12.64 |
+10:17:42.1 |
HIP 42355 |
36.88 |
| 2026-04-03 12:00 |
08:37:09.75 |
+10:18:46.9 |
HIP 42355 |
36.15 |
| 2026-04-04 00:00 |
08:37:07.02 |
+10:19:51.0 |
HIP 42355 |
35.45 |
| 2026-04-04 12:00 |
08:37:04.47 |
+10:20:54.6 |
HIP 42355 |
34.77 |
| 2026-04-05 00:00 |
08:37:02.08 |
+10:21:57.5 |
HIP 42355 |
34.11 |
| 2026-04-05 12:00 |
08:36:59.86 |
+10:22:59.8 |
HIP 42355 |
33.47 |
| 2026-04-06 00:00 |
08:36:57.81 |
+10:24:01.5 |
HIP 42355 |
32.85 |
| 2026-04-06 12:00 |
08:36:55.93 |
+10:25:02.5 |
HIP 42355 |
32.24 |
| 2026-04-07 00:00 |
08:36:54.22 |
+10:26:02.9 |
HIP 42355 |
31.64 |
| 2026-04-07 12:00 |
08:36:52.68 |
+10:27:02.7 |
HIP 42355 |
31.05 |
| 2026-04-08 00:00 |
08:36:51.31 |
+10:28:01.9 |
HIP 42355 |
30.47 |
| 2026-04-08 12:00 |
08:36:50.10 |
+10:29:00.4 |
HIP 42355 |
29.90 |
| 2026-04-09 00:00 |
08:36:49.06 |
+10:29:58.2 |
HIP 42355 |
29.33 |
| 2026-04-09 12:00 |
08:36:48.20 |
+10:30:55.4 |
HIP 42355 |
28.77 |
| 2026-04-10 00:00 |
08:36:47.50 |
+10:31:52.0 |
HIP 42355 |
28.21 |
| 2026-04-10 12:00 |
08:36:46.97 |
+10:32:47.9 |
HIP 42355 |
27.64 |
| 2026-04-11 00:00 |
08:36:46.60 |
+10:33:43.1 |
HIP 42355 |
27.08 |
| 2026-04-11 12:00 |
08:36:46.41 |
+10:34:37.7 |
HIP 42355 |
26.51 |
| 2026-04-12 00:00 |
08:36:46.39 |
+10:35:31.6 |
HIP 42355 |
25.93 |
| 2026-04-12 12:00 |
08:36:46.53 |
+10:36:24.8 |
HIP 42355 |
25.35 |
| 2026-04-13 00:00 |
08:36:46.84 |
+10:37:17.4 |
HIP 42355 |
24.76 |
| 2026-04-13 12:00 |
08:36:47.32 |
+10:38:09.3 |
HIP 42355 |
24.16 |
| 2026-04-14 00:00 |
08:36:47.96 |
+10:39:00.5 |
HIP 42355 |
23.55 |
| 2026-04-14 12:00 |
08:36:48.78 |
+10:39:51.1 |
HIP 42355 |
22.92 |
| 2026-04-15 00:00 |
08:36:49.76 |
+10:40:41.0 |
HIP 42355 |
22.29 |
| 2026-04-15 12:00 |
08:36:50.90 |
+10:41:30.1 |
HIP 42355 |
21.64 |
| 2026-04-16 00:00 |
08:36:52.22 |
+10:42:18.6 |
HIP 42355 |
20.97 |