メタデータ
| 項目 |
値 |
| Designation |
316P/LONEOS-Christensen |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2006-11-07T01:27:06.275520Z |
| Orbit solution date (soln_date, UTC) |
2025-04-09T13:45:33Z |
| Obs used |
128 |
| NEO |
- |
| M1 |
15.100 |
| K1 |
4.500 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2017-01-26T12:54:38.016000Z |
| Discovery magnitude (MPC) |
21.00 z |
| Discovery observatory (MPC) |
T09 · Subaru Telescope, Maunakea |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2007-09-04.0000000 |
| e |
0.16637404 |
| q (au) |
3.606774 |
| a (au) |
4.326609 |
| i (deg) |
9.882930 |
| Ω (om, deg) |
246.930761 |
| ω (w, deg) |
191.667732 |
| M (ma, deg) |
32.958072 |
等級
散乱 + 全体線形
$$
M_a = (16.818 + 4.167\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
16.818 |
| n |
4.167 |
| gf |
0.999 |
| gb |
-0.779 |
| 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
ファインディングチャート
天体暦
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
09:22:18.78 |
+05:31:53.7 |
HIP 45942 |
3.86 |
| 2026-06-01 12:00 |
09:22:40.58 |
+05:31:02.2 |
HIP 45942 |
8.86 |
| 2026-06-02 00:00 |
09:23:02.50 |
+05:30:09.8 |
HIP 45942 |
14.26 |
| 2026-06-02 12:00 |
09:23:24.54 |
+05:29:16.3 |
HIP 46111 |
15.85 |
| 2026-06-03 00:00 |
09:23:46.69 |
+05:28:21.8 |
HIP 46111 |
12.80 |
| 2026-06-03 12:00 |
09:24:08.96 |
+05:27:26.3 |
HIP 46111 |
11.80 |
| 2026-06-04 00:00 |
09:24:31.34 |
+05:26:29.8 |
HIP 46196 |
9.49 |
| 2026-06-04 12:00 |
09:24:53.83 |
+05:25:32.3 |
HIP 46196 |
4.56 |
| 2026-06-05 00:00 |
09:25:16.44 |
+05:24:33.8 |
HIP 46196 |
4.05 |
| 2026-06-05 12:00 |
09:25:39.16 |
+05:23:34.3 |
HIP 46196 |
8.82 |
| 2026-06-06 00:00 |
09:26:01.99 |
+05:22:33.8 |
HIP 46196 |
14.35 |
| 2026-06-06 12:00 |
09:26:24.93 |
+05:21:32.4 |
HIP 46196 |
20.05 |
| 2026-06-07 00:00 |
09:26:47.97 |
+05:20:30.0 |
HIP 46196 |
25.82 |
| 2026-06-07 12:00 |
09:27:11.13 |
+05:19:26.5 |
HIP 46196 |
31.65 |
| 2026-06-08 00:00 |
09:27:34.39 |
+05:18:22.2 |
HIP 46542 |
32.93 |
| 2026-06-08 12:00 |
09:27:57.75 |
+05:17:16.8 |
HIP 46542 |
27.33 |
| 2026-06-09 00:00 |
09:28:21.22 |
+05:16:10.4 |
HIP 46542 |
21.86 |
| 2026-06-09 12:00 |
09:28:44.80 |
+05:15:03.1 |
HIP 46542 |
16.69 |
| 2026-06-10 00:00 |
09:29:08.48 |
+05:13:54.8 |
HIP 46542 |
12.24 |
| 2026-06-10 12:00 |
09:29:32.26 |
+05:12:45.6 |
HIP 46542 |
9.65 |
| 2026-06-11 00:00 |
09:29:56.14 |
+05:11:35.3 |
HIP 46542 |
10.45 |
| 2026-06-11 12:00 |
09:30:20.12 |
+05:10:24.1 |
HIP 46542 |
14.11 |
| 2026-06-12 00:00 |
09:30:44.20 |
+05:09:12.0 |
HIP 46542 |
19.07 |
| 2026-06-12 12:00 |
09:31:08.38 |
+05:07:58.9 |
HIP 46846 |
23.92 |
| 2026-06-13 00:00 |
09:31:32.66 |
+05:06:44.8 |
HIP 46846 |
17.88 |
| 2026-06-13 12:00 |
09:31:57.03 |
+05:05:29.8 |
HIP 46846 |
11.95 |
| 2026-06-14 00:00 |
09:32:21.50 |
+05:04:13.8 |
HIP 46846 |
6.51 |
| 2026-06-14 12:00 |
09:32:46.06 |
+05:02:56.8 |
HIP 46846 |
4.45 |
| 2026-06-15 00:00 |
09:33:10.72 |
+05:01:39.0 |
HIP 46846 |
8.70 |
| 2026-06-15 12:00 |
09:33:35.47 |
+05:00:20.1 |
HIP 46846 |
14.54 |
| 2026-06-16 00:00 |
09:34:00.31 |
+04:59:00.4 |
HIP 47008 |
20.27 |
| 2026-06-16 12:00 |
09:34:25.25 |
+04:57:39.6 |
HIP 47008 |
18.36 |
| 2026-06-17 00:00 |
09:34:50.27 |
+04:56:18.0 |
HIP 47008 |
18.56 |
| 2026-06-17 12:00 |
09:35:15.38 |
+04:54:55.4 |
HIP 47008 |
20.83 |
| 2026-06-18 00:00 |
09:35:40.58 |
+04:53:31.9 |
HIP 47157 |
16.41 |
| 2026-06-18 12:00 |
09:36:05.86 |
+04:52:07.5 |
HIP 47157 |
13.15 |
| 2026-06-19 00:00 |
09:36:31.23 |
+04:50:42.2 |
HIP 47157 |
12.65 |
| 2026-06-19 12:00 |
09:36:56.69 |
+04:49:15.9 |
HIP 47157 |
15.23 |
| 2026-06-20 00:00 |
09:37:22.22 |
+04:47:48.8 |
HIP 47310 |
18.49 |
| 2026-06-20 12:00 |
09:37:47.84 |
+04:46:20.7 |
HIP 47310 |
12.31 |
| 2026-06-21 00:00 |
09:38:13.54 |
+04:44:51.7 |
HIP 47310 |
6.83 |
| 2026-06-21 12:00 |
09:38:39.32 |
+04:43:21.9 |
HIP 47310 |
5.31 |
| 2026-06-22 00:00 |
09:39:05.19 |
+04:41:51.1 |
HIP 47310 |
9.85 |