メタデータ
| 項目 |
値 |
| Designation |
P/2011 V1 (Boattini) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2011-05-11T22:09:40.135680Z |
| Orbit solution date (soln_date, UTC) |
2023-10-29T03:13:06Z |
| Obs used |
26 |
| NEO |
- |
| M1 |
17.700 |
| 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) |
2011-11-01.0000000 |
| e |
0.55532072 |
| q (au) |
1.709344 |
| a (au) |
3.843992 |
| i (deg) |
7.397717 |
| Ω (om, deg) |
60.084820 |
| ω (w, deg) |
259.544253 |
| M (ma, deg) |
22.634386 |
等級
散乱 + 全体線形
$$
M_a = (17.269 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
17.269 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-1.000 |
| 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) |
| 2026-03-26 00:00 |
21:45:41.76 |
-19:04:45.7 |
HIP 107603 |
32.07 |
| 2026-03-26 12:00 |
21:47:04.83 |
-18:58:36.6 |
HIP 107603 |
12.50 |
| 2026-03-27 00:00 |
21:48:27.81 |
-18:52:25.7 |
HIP 107603 |
11.45 |
| 2026-03-27 12:00 |
21:49:50.69 |
-18:46:13.1 |
HIP 107771 |
4.61 |
| 2026-03-28 00:00 |
21:51:13.47 |
-18:39:58.6 |
HIP 107901 |
7.17 |
| 2026-03-28 12:00 |
21:52:36.15 |
-18:33:42.4 |
HIP 107901 |
13.42 |
| 2026-03-29 00:00 |
21:53:58.73 |
-18:27:24.4 |
HIP 108214 |
23.67 |
| 2026-03-29 12:00 |
21:55:21.21 |
-18:21:04.7 |
HIP 108214 |
6.69 |
| 2026-03-30 00:00 |
21:56:43.59 |
-18:14:43.3 |
HIP 108214 |
19.37 |
| 2026-03-30 12:00 |
21:58:05.87 |
-18:08:20.3 |
HIP 108562 |
21.27 |
| 2026-03-31 00:00 |
21:59:28.04 |
-18:01:55.6 |
HIP 108562 |
2.19 |
| 2026-03-31 12:00 |
22:00:50.12 |
-17:55:29.2 |
HIP 108784 |
19.47 |
| 2026-04-01 00:00 |
22:02:12.09 |
-17:49:01.2 |
HIP 108784 |
5.18 |
| 2026-04-01 12:00 |
22:03:33.95 |
-17:42:31.6 |
HIP 108936 |
10.81 |
| 2026-04-02 00:00 |
22:04:55.72 |
-17:36:00.5 |
HIP 108936 |
16.59 |
| 2026-04-02 12:00 |
22:06:17.38 |
-17:29:27.8 |
HIP 109244 |
34.78 |
| 2026-04-03 00:00 |
22:07:38.93 |
-17:22:53.5 |
HIP 109271 |
28.60 |
| 2026-04-03 12:00 |
22:09:00.37 |
-17:16:17.8 |
HIP 109271 |
35.52 |
| 2026-04-04 00:00 |
22:10:21.72 |
-17:09:40.5 |
HIP 109297 |
42.19 |
| 2026-04-04 12:00 |
22:11:42.95 |
-17:03:01.8 |
HIP 109685 |
32.62 |
| 2026-04-05 00:00 |
22:13:04.07 |
-16:56:21.7 |
HIP 109685 |
19.06 |
| 2026-04-05 12:00 |
22:14:25.09 |
-16:49:40.1 |
HIP 109685 |
22.46 |
| 2026-04-06 00:00 |
22:15:46.00 |
-16:42:57.1 |
HIP 110004 |
25.21 |
| 2026-04-06 12:00 |
22:17:06.79 |
-16:36:12.8 |
HIP 110004 |
13.71 |
| 2026-04-07 00:00 |
22:18:27.48 |
-16:29:27.1 |
HIP 110176 |
10.80 |
| 2026-04-07 12:00 |
22:19:48.06 |
-16:22:40.0 |
HIP 110176 |
11.66 |
| 2026-04-08 00:00 |
22:21:08.52 |
-16:15:51.7 |
HIP 110176 |
31.52 |
| 2026-04-08 12:00 |
22:22:28.87 |
-16:09:02.1 |
HIP 110537 |
18.98 |
| 2026-04-09 00:00 |
22:23:49.11 |
-16:02:11.2 |
HIP 110537 |
5.72 |
| 2026-04-09 12:00 |
22:25:09.23 |
-15:55:19.1 |
HIP 110689 |
20.09 |
| 2026-04-10 00:00 |
22:26:29.24 |
-15:48:25.8 |
HIP 110689 |
18.74 |
| 2026-04-10 12:00 |
22:27:49.14 |
-15:41:31.3 |
HIP 110963 |
31.64 |
| 2026-04-11 00:00 |
22:29:08.92 |
-15:34:35.7 |
HIP 110963 |
34.72 |
| 2026-04-11 12:00 |
22:30:28.58 |
-15:27:38.9 |
HIP 111210 |
31.81 |
| 2026-04-12 00:00 |
22:31:48.12 |
-15:20:41.0 |
HIP 111210 |
32.47 |
| 2026-04-12 12:00 |
22:33:07.55 |
-15:13:42.0 |
HIP 111424 |
20.25 |
| 2026-04-13 00:00 |
22:34:26.85 |
-15:06:42.0 |
HIP 111424 |
0.39 |
| 2026-04-13 12:00 |
22:35:46.04 |
-14:59:40.9 |
HIP 111424 |
20.50 |
| 2026-04-14 00:00 |
22:37:05.11 |
-14:52:38.9 |
HIP 111665 |
6.31 |
| 2026-04-14 12:00 |
22:38:24.05 |
-14:45:35.8 |
HIP 111665 |
20.88 |
| 2026-04-15 00:00 |
22:39:42.88 |
-14:38:31.8 |
HIP 111892 |
6.20 |
| 2026-04-15 12:00 |
22:41:01.58 |
-14:31:26.9 |
HIP 111931 |
10.95 |
| 2026-04-16 00:00 |
22:42:20.16 |
-14:24:21.0 |
HIP 112260 |
30.93 |