メタデータ
| 項目 |
値 |
| Designation |
295P/LINEAR |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2014-05-16T16:03:40.772160Z |
| Orbit solution date (soln_date, UTC) |
2025-12-18T15:12:37Z |
| Obs used |
90 |
| NEO |
- |
| M1 |
14.300 |
| 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) |
2009-10-23.0000000 |
| e |
0.61493394 |
| q (au) |
2.058571 |
| a (au) |
5.346021 |
| i (deg) |
21.095291 |
| Ω (om, deg) |
7.692619 |
| ω (w, deg) |
73.260298 |
| M (ma, deg) |
227.105341 |
等級
散乱 + 全体線形
$$
M_a = (10.512 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
10.512 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.500 |
| 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
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) |
| 2026-07-29 00:00 |
06:34:14.96 |
+37:45:23.0 |
HIP 31454 |
13.49 |
| 2026-07-29 12:00 |
06:35:46.82 |
+37:45:47.9 |
HIP 31454 |
5.68 |
| 2026-07-30 00:00 |
06:37:18.65 |
+37:46:09.5 |
HIP 31597 |
8.08 |
| 2026-07-30 12:00 |
06:38:50.45 |
+37:46:27.8 |
HIP 31597 |
24.93 |
| 2026-07-31 00:00 |
06:40:22.20 |
+37:46:42.8 |
HIP 32066 |
24.20 |
| 2026-07-31 12:00 |
06:41:53.92 |
+37:46:54.6 |
HIP 32066 |
14.72 |
| 2026-08-01 00:00 |
06:43:25.59 |
+37:47:03.2 |
HIP 32066 |
22.45 |
| 2026-08-01 12:00 |
06:44:57.22 |
+37:47:08.5 |
HIP 32394 |
9.73 |
| 2026-08-02 00:00 |
06:46:28.79 |
+37:47:10.5 |
HIP 32394 |
8.39 |
| 2026-08-02 12:00 |
06:48:00.31 |
+37:47:09.4 |
HIP 32560 |
16.66 |
| 2026-08-03 00:00 |
06:49:31.78 |
+37:47:05.0 |
HIP 32746 |
16.51 |
| 2026-08-03 12:00 |
06:51:03.18 |
+37:46:57.4 |
HIP 32746 |
22.50 |
| 2026-08-04 00:00 |
06:52:34.53 |
+37:46:46.7 |
HIP 33105 |
34.66 |
| 2026-08-04 12:00 |
06:54:05.80 |
+37:46:32.7 |
HIP 33291 |
18.96 |
| 2026-08-05 00:00 |
06:55:37.01 |
+37:46:15.6 |
HIP 33296 |
8.71 |
| 2026-08-05 12:00 |
06:57:08.15 |
+37:45:55.3 |
HIP 33528 |
18.71 |
| 2026-08-06 00:00 |
06:58:39.22 |
+37:45:31.8 |
HIP 33553 |
14.13 |
| 2026-08-06 12:00 |
07:00:10.20 |
+37:45:05.2 |
HIP 33614 |
22.43 |
| 2026-08-07 00:00 |
07:01:41.11 |
+37:44:35.5 |
HIP 33903 |
6.29 |
| 2026-08-07 12:00 |
07:03:11.93 |
+37:44:02.7 |
HIP 33903 |
11.80 |
| 2026-08-08 00:00 |
07:04:42.67 |
+37:43:26.7 |
HIP 34150 |
3.36 |
| 2026-08-08 12:00 |
07:06:13.31 |
+37:42:47.7 |
HIP 34150 |
16.36 |
| 2026-08-09 00:00 |
07:07:43.86 |
+37:42:05.6 |
HIP 34462 |
18.56 |
| 2026-08-09 12:00 |
07:09:14.32 |
+37:41:20.4 |
HIP 34462 |
16.46 |
| 2026-08-10 00:00 |
07:10:44.68 |
+37:40:32.2 |
HIP 34741 |
9.71 |
| 2026-08-10 12:00 |
07:12:14.93 |
+37:39:41.0 |
HIP 34741 |
8.18 |
| 2026-08-11 00:00 |
07:13:45.08 |
+37:38:46.8 |
HIP 34891 |
7.53 |
| 2026-08-11 12:00 |
07:15:15.11 |
+37:37:49.5 |
HIP 35276 |
24.85 |
| 2026-08-12 00:00 |
07:16:45.04 |
+37:36:49.3 |
HIP 35276 |
9.27 |
| 2026-08-12 12:00 |
07:18:14.85 |
+37:35:46.1 |
HIP 35276 |
13.76 |
| 2026-08-13 00:00 |
07:19:44.54 |
+37:34:40.0 |
HIP 35662 |
21.67 |
| 2026-08-13 12:00 |
07:21:14.11 |
+37:33:30.9 |
HIP 35662 |
7.09 |
| 2026-08-14 00:00 |
07:22:43.56 |
+37:32:18.9 |
HIP 35662 |
16.21 |
| 2026-08-14 12:00 |
07:24:12.88 |
+37:31:04.0 |
HIP 36091 |
29.40 |
| 2026-08-15 00:00 |
07:25:42.07 |
+37:29:46.3 |
HIP 36091 |
20.33 |
| 2026-08-15 12:00 |
07:27:11.12 |
+37:28:25.6 |
HIP 36091 |
24.29 |
| 2026-08-16 00:00 |
07:28:40.04 |
+37:27:02.2 |
HIP 36424 |
21.72 |
| 2026-08-16 12:00 |
07:30:08.82 |
+37:25:35.9 |
HIP 36424 |
16.55 |
| 2026-08-17 00:00 |
07:31:37.47 |
+37:24:06.7 |
HIP 36742 |
22.02 |
| 2026-08-17 12:00 |
07:33:05.96 |
+37:22:34.8 |
HIP 36742 |
4.96 |
| 2026-08-18 00:00 |
07:34:34.32 |
+37:21:00.2 |
HIP 36742 |
13.66 |
| 2026-08-18 12:00 |
07:36:02.52 |
+37:19:22.7 |
HIP 36742 |
31.12 |
| 2026-08-19 00:00 |
07:37:30.57 |
+37:17:42.6 |
HIP 37141 |
31.07 |