メタデータ
| 項目 |
値 |
| Designation |
136P/Mueller 3 |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2016-05-30T21:09:59.175360Z |
| Orbit solution date (soln_date, UTC) |
2026-03-09T08:48:34Z |
| Obs used |
716 |
| NEO |
- |
| M1 |
8.500 |
| K1 |
17.250 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2017-05-25.0000000 |
| e |
0.29112782 |
| q (au) |
2.978613 |
| a (au) |
4.201904 |
| i (deg) |
9.415795 |
| Ω (om, deg) |
137.446331 |
| ω (w, deg) |
225.107350 |
| M (ma, deg) |
41.093409 |
等級
散乱 + 全体線形
$$
M_a = (14.791 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
14.791 |
| n |
2.000 |
| gf |
0.930 |
| gb |
-0.778 |
| k |
0.997 |
| δ90 |
7.043 |
| 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) |
| 2026-09-20 00:00 |
08:07:05.43 |
+16:04:07.9 |
HIP 39812 |
25.58 |
| 2026-09-20 12:00 |
08:07:30.56 |
+16:02:55.4 |
HIP 39812 |
23.76 |
| 2026-09-21 00:00 |
08:07:55.55 |
+16:01:43.0 |
HIP 39812 |
23.47 |
| 2026-09-21 12:00 |
08:08:20.41 |
+16:00:30.7 |
HIP 39812 |
24.72 |
| 2026-09-22 00:00 |
08:08:45.14 |
+15:59:18.5 |
HIP 39812 |
27.30 |
| 2026-09-22 12:00 |
08:09:09.72 |
+15:58:06.4 |
HIP 39812 |
30.85 |
| 2026-09-23 00:00 |
08:09:34.17 |
+15:56:54.4 |
HIP 40130 |
33.56 |
| 2026-09-23 12:00 |
08:09:58.49 |
+15:55:42.6 |
HIP 40130 |
28.38 |
| 2026-09-24 00:00 |
08:10:22.66 |
+15:54:31.0 |
HIP 40130 |
23.61 |
| 2026-09-24 12:00 |
08:10:46.70 |
+15:53:19.5 |
HIP 40130 |
19.49 |
| 2026-09-25 00:00 |
08:11:10.60 |
+15:52:08.1 |
HIP 40130 |
16.52 |
| 2026-09-25 12:00 |
08:11:34.35 |
+15:50:56.9 |
HIP 40130 |
15.32 |
| 2026-09-26 00:00 |
08:11:57.97 |
+15:49:45.9 |
HIP 40130 |
16.26 |
| 2026-09-26 12:00 |
08:12:21.44 |
+15:48:35.1 |
HIP 40130 |
18.99 |
| 2026-09-27 00:00 |
08:12:44.77 |
+15:47:24.4 |
HIP 40130 |
22.85 |
| 2026-09-27 12:00 |
08:13:07.95 |
+15:46:14.0 |
HIP 40130 |
27.35 |
| 2026-09-28 00:00 |
08:13:30.99 |
+15:45:03.7 |
HIP 40410 |
28.98 |
| 2026-09-28 12:00 |
08:13:53.88 |
+15:43:53.7 |
HIP 40410 |
26.13 |
| 2026-09-29 00:00 |
08:14:16.63 |
+15:42:43.8 |
HIP 40410 |
24.29 |
| 2026-09-29 12:00 |
08:14:39.23 |
+15:41:34.2 |
HIP 40410 |
23.66 |
| 2026-09-30 00:00 |
08:15:01.68 |
+15:40:24.9 |
HIP 40410 |
24.31 |
| 2026-09-30 12:00 |
08:15:23.98 |
+15:39:15.7 |
HIP 40410 |
26.13 |
| 2026-10-01 00:00 |
08:15:46.13 |
+15:38:06.8 |
HIP 40410 |
28.87 |
| 2026-10-01 12:00 |
08:16:08.13 |
+15:36:58.2 |
HIP 40675 |
30.63 |
| 2026-10-02 00:00 |
08:16:29.98 |
+15:35:49.8 |
HIP 40675 |
25.61 |
| 2026-10-02 12:00 |
08:16:51.67 |
+15:34:41.7 |
HIP 40675 |
20.80 |
| 2026-10-03 00:00 |
08:17:13.21 |
+15:33:33.9 |
HIP 40675 |
16.37 |
| 2026-10-03 12:00 |
08:17:34.59 |
+15:32:26.3 |
HIP 40675 |
12.64 |
| 2026-10-04 00:00 |
08:17:55.82 |
+15:31:19.1 |
HIP 40675 |
10.38 |
| 2026-10-04 12:00 |
08:18:16.88 |
+15:30:12.2 |
HIP 40675 |
10.49 |
| 2026-10-05 00:00 |
08:18:37.79 |
+15:29:05.5 |
HIP 40675 |
12.88 |
| 2026-10-05 12:00 |
08:18:58.54 |
+15:27:59.2 |
HIP 40675 |
16.55 |
| 2026-10-06 00:00 |
08:19:19.12 |
+15:26:53.2 |
HIP 40675 |
20.81 |
| 2026-10-06 12:00 |
08:19:39.55 |
+15:25:47.6 |
HIP 40675 |
25.33 |
| 2026-10-07 00:00 |
08:19:59.81 |
+15:24:42.3 |
HIP 40759 |
26.18 |
| 2026-10-07 12:00 |
08:20:19.90 |
+15:23:37.4 |
HIP 41015 |
27.68 |
| 2026-10-08 00:00 |
08:20:39.83 |
+15:22:32.8 |
HIP 41015 |
23.15 |
| 2026-10-08 12:00 |
08:20:59.59 |
+15:21:28.7 |
HIP 41015 |
18.86 |
| 2026-10-09 00:00 |
08:21:19.18 |
+15:20:24.9 |
HIP 41015 |
14.97 |
| 2026-10-09 12:00 |
08:21:38.61 |
+15:19:21.5 |
HIP 41015 |
11.82 |
| 2026-10-10 00:00 |
08:21:57.86 |
+15:18:18.5 |
HIP 41015 |
10.08 |
| 2026-10-10 12:00 |
08:22:16.94 |
+15:17:15.9 |
HIP 41015 |
10.43 |
| 2026-10-11 00:00 |
08:22:35.85 |
+15:16:13.7 |
HIP 41112 |
10.42 |