メタデータ
| 項目 |
値 |
| Designation |
C/2010 R1 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2012-05-18T21:25:42.430080Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:31:45Z |
| Obs used |
1572 |
| NEO |
- |
| M1 |
6.500 |
| K1 |
10.000 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2012-06-07.0000000 |
| e |
1.00366507 |
| q (au) |
5.621418 |
| a (au) |
-1533.782641 |
| i (deg) |
156.933369 |
| Ω (om, deg) |
343.649659 |
| ω (w, deg) |
114.496039 |
| M (ma, deg) |
0.000314 |
等級
散乱 + 全体線形
$$
M_a = (2.395 + 5.854\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
2.395 |
| n |
5.854 |
| gf |
0.836 |
| gb |
-0.500 |
| k |
1.000 |
| δ90 |
1.000 |
| 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) |
| 2026-09-20 00:00 |
06:59:28.44 |
+02:38:08.3 |
HIP 33714 |
13.96 |
| 2026-09-20 12:00 |
06:59:29.03 |
+02:37:45.8 |
HIP 33714 |
13.64 |
| 2026-09-21 00:00 |
06:59:29.60 |
+02:37:23.3 |
HIP 33714 |
13.32 |
| 2026-09-21 12:00 |
06:59:30.13 |
+02:37:00.7 |
HIP 33714 |
13.02 |
| 2026-09-22 00:00 |
06:59:30.63 |
+02:36:38.2 |
HIP 33714 |
12.74 |
| 2026-09-22 12:00 |
06:59:31.09 |
+02:36:15.6 |
HIP 33714 |
12.46 |
| 2026-09-23 00:00 |
06:59:31.52 |
+02:35:53.1 |
HIP 33714 |
12.20 |
| 2026-09-23 12:00 |
06:59:31.92 |
+02:35:30.5 |
HIP 33714 |
11.96 |
| 2026-09-24 00:00 |
06:59:32.28 |
+02:35:07.9 |
HIP 33714 |
11.73 |
| 2026-09-24 12:00 |
06:59:32.61 |
+02:34:45.4 |
HIP 33714 |
11.52 |
| 2026-09-25 00:00 |
06:59:32.91 |
+02:34:22.8 |
HIP 33714 |
11.32 |
| 2026-09-25 12:00 |
06:59:33.17 |
+02:34:00.2 |
HIP 33714 |
11.14 |
| 2026-09-26 00:00 |
06:59:33.40 |
+02:33:37.7 |
HIP 33714 |
10.98 |
| 2026-09-26 12:00 |
06:59:33.59 |
+02:33:15.1 |
HIP 33714 |
10.84 |
| 2026-09-27 00:00 |
06:59:33.75 |
+02:32:52.5 |
HIP 33714 |
10.72 |
| 2026-09-27 12:00 |
06:59:33.88 |
+02:32:30.0 |
HIP 33714 |
10.62 |
| 2026-09-28 00:00 |
06:59:33.97 |
+02:32:07.5 |
HIP 33714 |
10.54 |
| 2026-09-28 12:00 |
06:59:34.03 |
+02:31:44.9 |
HIP 33714 |
10.49 |
| 2026-09-29 00:00 |
06:59:34.05 |
+02:31:22.4 |
HIP 33714 |
10.45 |
| 2026-09-29 12:00 |
06:59:34.04 |
+02:31:00.0 |
HIP 33714 |
10.44 |
| 2026-09-30 00:00 |
06:59:33.99 |
+02:30:37.5 |
HIP 33714 |
10.44 |
| 2026-09-30 12:00 |
06:59:33.91 |
+02:30:15.0 |
HIP 33714 |
10.48 |
| 2026-10-01 00:00 |
06:59:33.79 |
+02:29:52.5 |
HIP 33714 |
10.53 |
| 2026-10-01 12:00 |
06:59:33.64 |
+02:29:30.1 |
HIP 33714 |
10.60 |
| 2026-10-02 00:00 |
06:59:33.46 |
+02:29:07.7 |
HIP 33714 |
10.70 |
| 2026-10-02 12:00 |
06:59:33.24 |
+02:28:45.3 |
HIP 33714 |
10.81 |
| 2026-10-03 00:00 |
06:59:32.98 |
+02:28:23.0 |
HIP 33714 |
10.95 |
| 2026-10-03 12:00 |
06:59:32.69 |
+02:28:00.6 |
HIP 33714 |
11.11 |
| 2026-10-04 00:00 |
06:59:32.37 |
+02:27:38.3 |
HIP 33714 |
11.28 |
| 2026-10-04 12:00 |
06:59:32.01 |
+02:27:16.1 |
HIP 33714 |
11.48 |
| 2026-10-05 00:00 |
06:59:31.61 |
+02:26:53.8 |
HIP 33714 |
11.69 |
| 2026-10-05 12:00 |
06:59:31.18 |
+02:26:31.6 |
HIP 33714 |
11.91 |
| 2026-10-06 00:00 |
06:59:30.71 |
+02:26:09.4 |
HIP 33714 |
12.16 |
| 2026-10-06 12:00 |
06:59:30.21 |
+02:25:47.3 |
HIP 33714 |
12.42 |
| 2026-10-07 00:00 |
06:59:29.67 |
+02:25:25.2 |
HIP 33714 |
12.69 |
| 2026-10-07 12:00 |
06:59:29.10 |
+02:25:03.1 |
HIP 33714 |
12.98 |
| 2026-10-08 00:00 |
06:59:28.49 |
+02:24:41.1 |
HIP 33714 |
13.28 |
| 2026-10-08 12:00 |
06:59:27.84 |
+02:24:19.2 |
HIP 33714 |
13.59 |
| 2026-10-09 00:00 |
06:59:27.16 |
+02:23:57.2 |
HIP 33714 |
13.91 |
| 2026-10-09 12:00 |
06:59:26.44 |
+02:23:35.3 |
HIP 33714 |
14.25 |
| 2026-10-10 00:00 |
06:59:25.69 |
+02:23:13.5 |
HIP 33714 |
14.60 |
| 2026-10-10 12:00 |
06:59:24.90 |
+02:22:51.7 |
HIP 33714 |
14.95 |
| 2026-10-11 00:00 |
06:59:24.08 |
+02:22:30.0 |
HIP 33714 |
15.32 |