メタデータ
| 項目 |
値 |
| Designation |
C/2001 B1 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2000-09-19T09:58:55.704000Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:08Z |
| Obs used |
167 |
| NEO |
- |
| M1 |
12.500 |
| K1 |
4.750 |
| PC |
- |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2001-07-30.0000000 |
| e |
1.00122950 |
| q (au) |
2.928437 |
| a (au) |
-2381.818640 |
| i (deg) |
104.111145 |
| Ω (om, deg) |
49.841263 |
| ω (w, deg) |
284.848753 |
| M (ma, deg) |
0.002659 |
等級
散乱 + 全体線形
$$
M_a = (13.343 + 2.688\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
13.343 |
| n |
2.688 |
| gf |
1.000 |
| gb |
-0.669 |
| k |
0.800 |
| 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) |
| 2026-06-01 00:00 |
21:09:52.33 |
+61:52:19.6 |
HIP 104366 |
17.60 |
| 2026-06-01 12:00 |
21:09:49.88 |
+61:52:51.7 |
HIP 104366 |
17.00 |
| 2026-06-02 00:00 |
21:09:47.39 |
+61:53:23.7 |
HIP 104366 |
16.39 |
| 2026-06-02 12:00 |
21:09:44.87 |
+61:53:55.6 |
HIP 104366 |
15.78 |
| 2026-06-03 00:00 |
21:09:42.30 |
+61:54:27.2 |
HIP 104366 |
15.17 |
| 2026-06-03 12:00 |
21:09:39.69 |
+61:54:58.8 |
HIP 104366 |
14.57 |
| 2026-06-04 00:00 |
21:09:37.05 |
+61:55:30.1 |
HIP 104366 |
13.96 |
| 2026-06-04 12:00 |
21:09:34.36 |
+61:56:01.3 |
HIP 104366 |
13.35 |
| 2026-06-05 00:00 |
21:09:31.63 |
+61:56:32.3 |
HIP 104366 |
12.74 |
| 2026-06-05 12:00 |
21:09:28.87 |
+61:57:03.2 |
HIP 104366 |
12.13 |
| 2026-06-06 00:00 |
21:09:26.06 |
+61:57:33.8 |
HIP 104366 |
11.52 |
| 2026-06-06 12:00 |
21:09:23.22 |
+61:58:04.4 |
HIP 104366 |
10.92 |
| 2026-06-07 00:00 |
21:09:20.33 |
+61:58:34.7 |
HIP 104366 |
10.31 |
| 2026-06-07 12:00 |
21:09:17.41 |
+61:59:04.8 |
HIP 104366 |
9.70 |
| 2026-06-08 00:00 |
21:09:14.45 |
+61:59:34.8 |
HIP 104366 |
9.09 |
| 2026-06-08 12:00 |
21:09:11.45 |
+62:00:04.6 |
HIP 104366 |
8.49 |
| 2026-06-09 00:00 |
21:09:08.41 |
+62:00:34.2 |
HIP 104366 |
7.88 |
| 2026-06-09 12:00 |
21:09:05.34 |
+62:01:03.6 |
HIP 104366 |
7.27 |
| 2026-06-10 00:00 |
21:09:02.22 |
+62:01:32.8 |
HIP 104366 |
6.67 |
| 2026-06-10 12:00 |
21:08:59.07 |
+62:02:01.9 |
HIP 104366 |
6.07 |
| 2026-06-11 00:00 |
21:08:55.88 |
+62:02:30.7 |
HIP 104366 |
5.47 |
| 2026-06-11 12:00 |
21:08:52.65 |
+62:02:59.3 |
HIP 104366 |
4.87 |
| 2026-06-12 00:00 |
21:08:49.39 |
+62:03:27.8 |
HIP 104366 |
4.27 |
| 2026-06-12 12:00 |
21:08:46.08 |
+62:03:56.0 |
HIP 104366 |
3.69 |
| 2026-06-13 00:00 |
21:08:42.74 |
+62:04:24.1 |
HIP 104366 |
3.11 |
| 2026-06-13 12:00 |
21:08:39.37 |
+62:04:51.9 |
HIP 104366 |
2.55 |
| 2026-06-14 00:00 |
21:08:35.95 |
+62:05:19.5 |
HIP 104366 |
2.03 |
| 2026-06-14 12:00 |
21:08:32.50 |
+62:05:46.9 |
HIP 104366 |
1.56 |
| 2026-06-15 00:00 |
21:08:29.02 |
+62:06:14.1 |
HIP 104366 |
1.24 |
| 2026-06-15 12:00 |
21:08:25.50 |
+62:06:41.1 |
HIP 104366 |
1.18 |
| 2026-06-16 00:00 |
21:08:21.94 |
+62:07:07.8 |
HIP 104366 |
1.42 |
| 2026-06-16 12:00 |
21:08:18.35 |
+62:07:34.4 |
HIP 104366 |
1.84 |
| 2026-06-17 00:00 |
21:08:14.72 |
+62:08:00.7 |
HIP 104366 |
2.35 |
| 2026-06-17 12:00 |
21:08:11.05 |
+62:08:26.8 |
HIP 104366 |
2.90 |
| 2026-06-18 00:00 |
21:08:07.36 |
+62:08:52.6 |
HIP 104366 |
3.47 |
| 2026-06-18 12:00 |
21:08:03.62 |
+62:09:18.3 |
HIP 104366 |
4.05 |
| 2026-06-19 00:00 |
21:07:59.86 |
+62:09:43.7 |
HIP 104366 |
4.65 |
| 2026-06-19 12:00 |
21:07:56.06 |
+62:10:08.8 |
HIP 104366 |
5.24 |
| 2026-06-20 00:00 |
21:07:52.22 |
+62:10:33.8 |
HIP 104366 |
5.84 |
| 2026-06-20 12:00 |
21:07:48.36 |
+62:10:58.5 |
HIP 104366 |
6.45 |
| 2026-06-21 00:00 |
21:07:44.46 |
+62:11:22.9 |
HIP 104366 |
7.05 |
| 2026-06-21 12:00 |
21:07:40.52 |
+62:11:47.1 |
HIP 104366 |
7.66 |
| 2026-06-22 00:00 |
21:07:36.56 |
+62:12:11.1 |
HIP 104366 |
8.27 |