メタデータ
| 項目 |
値 |
| Designation |
182P/LONEOS |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2007-02-05T20:59:26.926080Z |
| Orbit solution date (soln_date, UTC) |
2024-10-31T13:12:28Z |
| Obs used |
200 |
| NEO |
Yes |
| M1 |
20.800 |
| K1 |
4.500 |
| PC |
- |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2004-10-16.0000000 |
| e |
0.66631355 |
| q (au) |
0.978122 |
| a (au) |
2.931261 |
| i (deg) |
16.908572 |
| Ω (om, deg) |
75.096643 |
| ω (w, deg) |
51.438081 |
| M (ma, deg) |
194.466692 |
等級
散乱 + 全体線形
$$
M_a = (18.291 + 5.620\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
18.291 |
| n |
5.620 |
| gf |
0.934 |
| gb |
-0.747 |
| k |
0.920 |
| δ90 |
4.552 |
| 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) |
| 2026-09-20 00:00 |
00:28:59.10 |
-22:55:21.4 |
HIP 2238 |
9.26 |
| 2026-09-20 12:00 |
00:28:26.65 |
-22:59:13.6 |
HIP 2238 |
7.97 |
| 2026-09-21 00:00 |
00:27:53.97 |
-23:03:03.4 |
HIP 2238 |
13.52 |
| 2026-09-21 12:00 |
00:27:21.07 |
-23:06:50.7 |
HIP 2110 |
12.53 |
| 2026-09-22 00:00 |
00:26:47.95 |
-23:10:35.4 |
HIP 2110 |
13.64 |
| 2026-09-22 12:00 |
00:26:14.63 |
-23:14:17.6 |
HIP 2110 |
18.93 |
| 2026-09-23 00:00 |
00:25:41.11 |
-23:17:57.1 |
HIP 1961 |
15.26 |
| 2026-09-23 12:00 |
00:25:07.39 |
-23:21:33.8 |
HIP 1961 |
7.16 |
| 2026-09-24 00:00 |
00:24:33.49 |
-23:25:07.8 |
HIP 1961 |
4.00 |
| 2026-09-24 12:00 |
00:23:59.40 |
-23:28:38.9 |
HIP 1915 |
5.48 |
| 2026-09-25 00:00 |
00:23:25.15 |
-23:32:07.0 |
HIP 1915 |
13.59 |
| 2026-09-25 12:00 |
00:22:50.73 |
-23:35:32.2 |
HIP 1765 |
16.47 |
| 2026-09-26 00:00 |
00:22:16.16 |
-23:38:54.3 |
HIP 1765 |
11.56 |
| 2026-09-26 12:00 |
00:21:41.43 |
-23:42:13.3 |
HIP 1765 |
12.05 |
| 2026-09-27 00:00 |
00:21:06.57 |
-23:45:29.1 |
HIP 1660 |
8.71 |
| 2026-09-27 12:00 |
00:20:31.57 |
-23:48:41.7 |
HIP 1660 |
11.56 |
| 2026-09-28 00:00 |
00:19:56.44 |
-23:51:51.0 |
HIP 1660 |
18.42 |
| 2026-09-28 12:00 |
00:19:21.20 |
-23:54:56.9 |
HIP 1537 |
20.40 |
| 2026-09-29 00:00 |
00:18:45.85 |
-23:57:59.5 |
HIP 1537 |
17.98 |
| 2026-09-29 12:00 |
00:18:10.39 |
-24:00:58.5 |
HIP 1537 |
19.52 |
| 2026-09-30 00:00 |
00:17:34.84 |
-24:03:54.1 |
HIP 1262 |
24.13 |
| 2026-09-30 12:00 |
00:16:59.21 |
-24:06:46.1 |
HIP 1262 |
15.75 |
| 2026-10-01 00:00 |
00:16:23.49 |
-24:09:34.4 |
HIP 1262 |
7.90 |
| 2026-10-01 12:00 |
00:15:47.71 |
-24:12:19.1 |
HIP 1262 |
4.97 |
| 2026-10-02 00:00 |
00:15:11.87 |
-24:15:00.0 |
HIP 1248 |
7.70 |
| 2026-10-02 12:00 |
00:14:35.98 |
-24:17:37.1 |
HIP 1248 |
13.64 |
| 2026-10-03 00:00 |
00:14:00.05 |
-24:20:10.4 |
HIP 1220 |
18.90 |
| 2026-10-03 12:00 |
00:13:24.08 |
-24:22:39.8 |
HIP 1220 |
25.67 |
| 2026-10-04 00:00 |
00:12:48.08 |
-24:25:05.3 |
HIP 1047 |
28.97 |
| 2026-10-04 12:00 |
00:12:12.08 |
-24:27:26.8 |
HIP 1045 |
32.05 |
| 2026-10-05 00:00 |
00:11:36.06 |
-24:29:44.2 |
HIP 1045 |
33.97 |
| 2026-10-05 12:00 |
00:11:00.05 |
-24:31:57.6 |
HIP 734 |
29.19 |
| 2026-10-06 00:00 |
00:10:24.05 |
-24:34:06.8 |
HIP 734 |
23.19 |
| 2026-10-06 12:00 |
00:09:48.07 |
-24:36:11.9 |
HIP 734 |
19.10 |
| 2026-10-07 00:00 |
00:09:12.12 |
-24:38:12.8 |
HIP 734 |
18.23 |
| 2026-10-07 12:00 |
00:08:36.22 |
-24:40:09.4 |
HIP 734 |
20.95 |
| 2026-10-08 00:00 |
00:08:00.36 |
-24:42:01.7 |
HIP 547 |
18.96 |
| 2026-10-08 12:00 |
00:07:24.57 |
-24:43:49.7 |
HIP 547 |
12.15 |
| 2026-10-09 00:00 |
00:06:48.84 |
-24:45:33.4 |
HIP 547 |
8.58 |
| 2026-10-09 12:00 |
00:06:13.19 |
-24:47:12.7 |
HIP 528 |
11.23 |
| 2026-10-10 00:00 |
00:05:37.63 |
-24:48:47.5 |
HIP 528 |
16.14 |
| 2026-10-10 12:00 |
00:05:02.17 |
-24:50:18.0 |
HIP 528 |
22.96 |
| 2026-10-11 00:00 |
00:04:26.81 |
-24:51:43.9 |
HIP 226 |
22.94 |