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 |
0.835 |
| gb |
-0.500 |
| k |
1.000 |
| δ90 |
1.001 |
| 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) |
| 2026-05-12 00:00 |
06:47:39.05 |
+03:14:32.1 |
HIP 32400 |
28.39 |
| 2026-05-12 12:00 |
06:47:41.18 |
+03:14:44.2 |
HIP 32400 |
28.83 |
| 2026-05-13 00:00 |
06:47:43.33 |
+03:14:56.1 |
HIP 32400 |
29.28 |
| 2026-05-13 12:00 |
06:47:45.51 |
+03:15:07.8 |
HIP 32400 |
29.73 |
| 2026-05-14 00:00 |
06:47:47.71 |
+03:15:19.4 |
HIP 32400 |
30.20 |
| 2026-05-14 12:00 |
06:47:49.94 |
+03:15:30.9 |
HIP 32400 |
30.68 |
| 2026-05-15 00:00 |
06:47:52.19 |
+03:15:42.2 |
HIP 32400 |
31.17 |
| 2026-05-15 12:00 |
06:47:54.47 |
+03:15:53.3 |
HIP 32400 |
31.67 |
| 2026-05-16 00:00 |
06:47:56.77 |
+03:16:04.3 |
HIP 32400 |
32.18 |
| 2026-05-16 12:00 |
06:47:59.10 |
+03:16:15.1 |
HIP 32400 |
32.70 |
| 2026-05-17 00:00 |
06:48:01.45 |
+03:16:25.8 |
HIP 32400 |
33.23 |
| 2026-05-17 12:00 |
06:48:03.82 |
+03:16:36.3 |
HIP 32713 |
32.81 |
| 2026-05-18 00:00 |
06:48:06.21 |
+03:16:46.6 |
HIP 32713 |
32.29 |
| 2026-05-18 12:00 |
06:48:08.63 |
+03:16:56.8 |
HIP 32713 |
31.78 |
| 2026-05-19 00:00 |
06:48:11.07 |
+03:17:06.8 |
HIP 32713 |
31.26 |
| 2026-05-19 12:00 |
06:48:13.54 |
+03:17:16.7 |
HIP 32713 |
30.75 |
| 2026-05-20 00:00 |
06:48:16.02 |
+03:17:26.4 |
HIP 32713 |
30.25 |
| 2026-05-20 12:00 |
06:48:18.53 |
+03:17:35.9 |
HIP 32713 |
29.74 |
| 2026-05-21 00:00 |
06:48:21.06 |
+03:17:45.3 |
HIP 32713 |
29.25 |
| 2026-05-21 12:00 |
06:48:23.61 |
+03:17:54.5 |
HIP 32713 |
28.75 |
| 2026-05-22 00:00 |
06:48:26.18 |
+03:18:03.5 |
HIP 32713 |
28.27 |
| 2026-05-22 12:00 |
06:48:28.77 |
+03:18:12.4 |
HIP 32713 |
27.79 |
| 2026-05-23 00:00 |
06:48:31.39 |
+03:18:21.1 |
HIP 32713 |
27.31 |
| 2026-05-23 12:00 |
06:48:34.02 |
+03:18:29.7 |
HIP 32713 |
26.85 |
| 2026-05-24 00:00 |
06:48:36.67 |
+03:18:38.0 |
HIP 32713 |
26.39 |
| 2026-05-24 12:00 |
06:48:39.35 |
+03:18:46.3 |
HIP 32713 |
25.94 |
| 2026-05-25 00:00 |
06:48:42.04 |
+03:18:54.3 |
HIP 32713 |
25.51 |
| 2026-05-25 12:00 |
06:48:44.75 |
+03:19:02.2 |
HIP 32713 |
25.08 |
| 2026-05-26 00:00 |
06:48:47.49 |
+03:19:09.9 |
HIP 32713 |
24.67 |
| 2026-05-26 12:00 |
06:48:50.24 |
+03:19:17.5 |
HIP 32713 |
24.27 |
| 2026-05-27 00:00 |
06:48:53.01 |
+03:19:24.8 |
HIP 32713 |
23.89 |
| 2026-05-27 12:00 |
06:48:55.80 |
+03:19:32.1 |
HIP 32713 |
23.52 |
| 2026-05-28 00:00 |
06:48:58.60 |
+03:19:39.1 |
HIP 32713 |
23.17 |
| 2026-05-28 12:00 |
06:49:01.43 |
+03:19:46.0 |
HIP 32713 |
22.84 |
| 2026-05-29 00:00 |
06:49:04.27 |
+03:19:52.7 |
HIP 32713 |
22.52 |
| 2026-05-29 12:00 |
06:49:07.13 |
+03:19:59.2 |
HIP 32713 |
22.23 |
| 2026-05-30 00:00 |
06:49:10.01 |
+03:20:05.6 |
HIP 32713 |
21.95 |
| 2026-05-30 12:00 |
06:49:12.90 |
+03:20:11.8 |
HIP 32713 |
21.70 |
| 2026-05-31 00:00 |
06:49:15.82 |
+03:20:17.8 |
HIP 32713 |
21.48 |
| 2026-05-31 12:00 |
06:49:18.74 |
+03:20:23.7 |
HIP 32713 |
21.28 |
| 2026-06-01 00:00 |
06:49:21.69 |
+03:20:29.4 |
HIP 32713 |
21.10 |
| 2026-06-01 12:00 |
06:49:24.65 |
+03:20:34.9 |
HIP 32713 |
20.96 |
| 2026-06-02 00:00 |
06:49:27.63 |
+03:20:40.3 |
HIP 32713 |
20.84 |