メタデータ
| 項目 |
値 |
| Designation |
C/2010 M1 (Gibbs) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2010-12-07T17:29:11.739840Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:31:44Z |
| Obs used |
24 |
| NEO |
- |
| M1 |
7.400 |
| K1 |
10.000 |
| PC |
- |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2010-06-21.0000000 |
| e |
1.00392663 |
| q (au) |
7.977048 |
| a (au) |
-2031.524363 |
| i (deg) |
116.576314 |
| Ω (om, deg) |
66.486160 |
| ω (w, deg) |
167.188855 |
| M (ma, deg) |
-0.001827 |
等級
散乱 + 全体線形
$$
M_a = (10.041 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
10.041 |
| n |
6.000 |
| gf |
0.944 |
| gb |
-0.938 |
| k |
0.801 |
| δ90 |
9.234 |
| 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) |
| 2026-03-26 00:00 |
07:24:14.42 |
-40:23:48.7 |
HIP 35966 |
6.94 |
| 2026-03-26 12:00 |
07:24:12.52 |
-40:22:48.1 |
HIP 35966 |
6.98 |
| 2026-03-27 00:00 |
07:24:10.67 |
-40:21:47.5 |
HIP 35966 |
7.17 |
| 2026-03-27 12:00 |
07:24:08.87 |
-40:20:46.9 |
HIP 35966 |
7.50 |
| 2026-03-28 00:00 |
07:24:07.12 |
-40:19:46.2 |
HIP 35966 |
7.95 |
| 2026-03-28 12:00 |
07:24:05.41 |
-40:18:45.5 |
HIP 35966 |
8.51 |
| 2026-03-29 00:00 |
07:24:03.75 |
-40:17:44.7 |
HIP 35966 |
9.15 |
| 2026-03-29 12:00 |
07:24:02.13 |
-40:16:43.9 |
HIP 35966 |
9.85 |
| 2026-03-30 00:00 |
07:24:00.56 |
-40:15:43.0 |
HIP 35966 |
10.60 |
| 2026-03-30 12:00 |
07:23:59.04 |
-40:14:42.2 |
HIP 35966 |
11.40 |
| 2026-03-31 00:00 |
07:23:57.57 |
-40:13:41.3 |
HIP 35902 |
10.98 |
| 2026-03-31 12:00 |
07:23:56.14 |
-40:12:40.4 |
HIP 35902 |
10.02 |
| 2026-04-01 00:00 |
07:23:54.76 |
-40:11:39.4 |
HIP 35902 |
9.07 |
| 2026-04-01 12:00 |
07:23:53.42 |
-40:10:38.5 |
HIP 35902 |
8.14 |
| 2026-04-02 00:00 |
07:23:52.14 |
-40:09:37.6 |
HIP 35902 |
7.24 |
| 2026-04-02 12:00 |
07:23:50.89 |
-40:08:36.6 |
HIP 35902 |
6.39 |
| 2026-04-03 00:00 |
07:23:49.70 |
-40:07:35.7 |
HIP 35902 |
5.59 |
| 2026-04-03 12:00 |
07:23:48.55 |
-40:06:34.7 |
HIP 35902 |
4.88 |
| 2026-04-04 00:00 |
07:23:47.45 |
-40:05:33.8 |
HIP 35902 |
4.30 |
| 2026-04-04 12:00 |
07:23:46.39 |
-40:04:32.9 |
HIP 35902 |
3.91 |
| 2026-04-05 00:00 |
07:23:45.38 |
-40:03:32.0 |
HIP 35902 |
3.76 |
| 2026-04-05 12:00 |
07:23:44.42 |
-40:02:31.1 |
HIP 35902 |
3.88 |
| 2026-04-06 00:00 |
07:23:43.50 |
-40:01:30.3 |
HIP 35902 |
4.24 |
| 2026-04-06 12:00 |
07:23:42.63 |
-40:00:29.5 |
HIP 35902 |
4.80 |
| 2026-04-07 00:00 |
07:23:41.81 |
-39:59:28.7 |
HIP 35902 |
5.48 |
| 2026-04-07 12:00 |
07:23:41.03 |
-39:58:27.9 |
HIP 35902 |
6.25 |
| 2026-04-08 00:00 |
07:23:40.30 |
-39:57:27.2 |
HIP 35902 |
7.08 |
| 2026-04-08 12:00 |
07:23:39.61 |
-39:56:26.6 |
HIP 35902 |
7.95 |
| 2026-04-09 00:00 |
07:23:38.97 |
-39:55:25.9 |
HIP 35902 |
8.84 |
| 2026-04-09 12:00 |
07:23:38.38 |
-39:54:25.4 |
HIP 35902 |
9.76 |
| 2026-04-10 00:00 |
07:23:37.83 |
-39:53:24.9 |
HIP 35902 |
10.69 |
| 2026-04-10 12:00 |
07:23:37.33 |
-39:52:24.4 |
HIP 35902 |
11.62 |
| 2026-04-11 00:00 |
07:23:36.88 |
-39:51:24.1 |
HIP 35902 |
12.57 |
| 2026-04-11 12:00 |
07:23:36.47 |
-39:50:23.8 |
HIP 35902 |
13.51 |
| 2026-04-12 00:00 |
07:23:36.10 |
-39:49:23.5 |
HIP 35902 |
14.47 |
| 2026-04-12 12:00 |
07:23:35.79 |
-39:48:23.4 |
HIP 35902 |
15.42 |
| 2026-04-13 00:00 |
07:23:35.51 |
-39:47:23.3 |
HIP 35879 |
15.42 |
| 2026-04-13 12:00 |
07:23:35.29 |
-39:46:23.3 |
HIP 35879 |
14.45 |
| 2026-04-14 00:00 |
07:23:35.11 |
-39:45:23.4 |
HIP 35879 |
13.48 |
| 2026-04-14 12:00 |
07:23:34.97 |
-39:44:23.6 |
HIP 35879 |
12.52 |
| 2026-04-15 00:00 |
07:23:34.88 |
-39:43:23.9 |
HIP 35879 |
11.56 |
| 2026-04-15 12:00 |
07:23:34.84 |
-39:42:24.3 |
HIP 35879 |
10.61 |
| 2026-04-16 00:00 |
07:23:34.84 |
-39:41:24.9 |
HIP 35879 |
9.67 |