メタデータ
| 項目 |
値 |
| Designation |
93P/Lovas 1 |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2007-12-17T18:53:19.798080Z |
| Orbit solution date (soln_date, UTC) |
2026-09-04T10:22:54Z |
| Obs used |
3578 |
| NEO |
- |
| M1 |
12.100 |
| K1 |
11.750 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2010-06-20.0000000 |
| e |
0.61250414 |
| q (au) |
1.701058 |
| a (au) |
4.389874 |
| i (deg) |
12.218542 |
| Ω (om, deg) |
339.913437 |
| ω (w, deg) |
74.607825 |
| M (ma, deg) |
98.072718 |
等級
散乱 + 全体線形
$$
M_a = (10.351 + 5.929\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
10.351 |
| n |
5.929 |
| gf |
1.000 |
| gb |
-0.705 |
| k |
0.998 |
| 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) |
| 2026-09-20 00:00 |
09:30:48.71 |
+20:46:14.9 |
HIP 46527 |
21.85 |
| 2026-09-20 12:00 |
09:31:45.11 |
+20:41:02.3 |
HIP 46828 |
12.41 |
| 2026-09-21 00:00 |
09:32:41.28 |
+20:35:49.7 |
HIP 46828 |
10.59 |
| 2026-09-21 12:00 |
09:33:37.22 |
+20:30:37.2 |
HIP 46828 |
21.63 |
| 2026-09-22 00:00 |
09:34:32.94 |
+20:25:24.7 |
HIP 47104 |
30.85 |
| 2026-09-22 12:00 |
09:35:28.43 |
+20:20:12.2 |
HIP 47104 |
19.18 |
| 2026-09-23 00:00 |
09:36:23.69 |
+20:14:59.8 |
HIP 47104 |
13.27 |
| 2026-09-23 12:00 |
09:37:18.73 |
+20:09:47.4 |
HIP 47104 |
19.32 |
| 2026-09-24 00:00 |
09:38:13.54 |
+20:04:35.1 |
HIP 47352 |
16.41 |
| 2026-09-24 12:00 |
09:39:08.13 |
+19:59:22.9 |
HIP 47352 |
18.74 |
| 2026-09-25 00:00 |
09:40:02.49 |
+19:54:10.8 |
HIP 47352 |
28.53 |
| 2026-09-25 12:00 |
09:40:56.62 |
+19:48:58.9 |
HIP 47352 |
40.67 |
| 2026-09-26 00:00 |
09:41:50.54 |
+19:43:47.1 |
HIP 47684 |
35.21 |
| 2026-09-26 12:00 |
09:42:44.23 |
+19:38:35.4 |
HIP 47684 |
34.21 |
| 2026-09-27 00:00 |
09:43:37.69 |
+19:33:23.9 |
HIP 47786 |
35.91 |
| 2026-09-27 12:00 |
09:44:30.93 |
+19:28:12.5 |
HIP 47786 |
28.06 |
| 2026-09-28 00:00 |
09:45:23.95 |
+19:23:01.3 |
HIP 47786 |
25.56 |
| 2026-09-28 12:00 |
09:46:16.75 |
+19:17:50.4 |
HIP 48021 |
16.52 |
| 2026-09-29 00:00 |
09:47:09.32 |
+19:12:39.6 |
HIP 48021 |
12.16 |
| 2026-09-29 12:00 |
09:48:01.67 |
+19:07:29.1 |
HIP 48021 |
19.57 |
| 2026-09-30 00:00 |
09:48:53.80 |
+19:02:18.8 |
HIP 48103 |
15.31 |
| 2026-09-30 12:00 |
09:49:45.70 |
+18:57:08.8 |
HIP 48196 |
18.38 |
| 2026-10-01 00:00 |
09:50:37.39 |
+18:51:59.1 |
HIP 48196 |
20.19 |
| 2026-10-01 12:00 |
09:51:28.85 |
+18:46:49.6 |
HIP 48366 |
22.23 |
| 2026-10-02 00:00 |
09:52:20.09 |
+18:41:40.4 |
HIP 48366 |
19.82 |
| 2026-10-02 12:00 |
09:53:11.10 |
+18:36:31.6 |
HIP 48521 |
21.57 |
| 2026-10-03 00:00 |
09:54:01.90 |
+18:31:23.1 |
HIP 48562 |
19.59 |
| 2026-10-03 12:00 |
09:54:52.47 |
+18:26:14.9 |
HIP 48562 |
16.37 |
| 2026-10-04 00:00 |
09:55:42.82 |
+18:21:07.0 |
HIP 48562 |
22.17 |
| 2026-10-04 12:00 |
09:56:32.95 |
+18:15:59.6 |
HIP 48843 |
18.02 |
| 2026-10-05 00:00 |
09:57:22.85 |
+18:10:52.5 |
HIP 48843 |
11.64 |
| 2026-10-05 12:00 |
09:58:12.53 |
+18:05:45.8 |
HIP 48843 |
16.69 |
| 2026-10-06 00:00 |
09:59:01.99 |
+18:00:39.6 |
HIP 48843 |
27.39 |
| 2026-10-06 12:00 |
09:59:51.23 |
+17:55:33.7 |
HIP 49061 |
24.66 |
| 2026-10-07 00:00 |
10:00:40.24 |
+17:50:28.3 |
HIP 49061 |
16.41 |
| 2026-10-07 12:00 |
10:01:29.02 |
+17:45:23.4 |
HIP 49061 |
15.93 |
| 2026-10-08 00:00 |
10:02:17.58 |
+17:40:19.0 |
HIP 49136 |
18.08 |
| 2026-10-08 12:00 |
10:03:05.92 |
+17:35:15.0 |
HIP 49136 |
23.03 |
| 2026-10-09 00:00 |
10:03:54.03 |
+17:30:11.5 |
HIP 49406 |
18.18 |
| 2026-10-09 12:00 |
10:04:41.92 |
+17:25:08.6 |
HIP 49406 |
11.11 |
| 2026-10-10 00:00 |
10:05:29.58 |
+17:20:06.1 |
HIP 49406 |
15.07 |
| 2026-10-10 12:00 |
10:06:17.01 |
+17:15:04.2 |
HIP 49406 |
25.26 |
| 2026-10-11 00:00 |
10:07:04.22 |
+17:10:02.9 |
HIP 49657 |
20.40 |