メタデータ
| 項目 |
値 |
| Designation |
93P/Lovas 1 |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2007-12-17T17:30:12.556800Z |
| Orbit solution date (soln_date, UTC) |
2026-03-09T08:49:18Z |
| Obs used |
3542 |
| NEO |
- |
| M1 |
12.100 |
| K1 |
11.500 |
| PC |
0.030 |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
2010-05-12.0000000 |
| e |
0.61244644 |
| q (au) |
1.701354 |
| a (au) |
4.389984 |
| i (deg) |
12.218894 |
| Ω (om, deg) |
339.915153 |
| ω (w, deg) |
74.608754 |
| M (ma, deg) |
93.896190 |
等級
散乱 + 全体線形
$$
M_a = (10.438 + 5.823\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
10.438 |
| n |
5.823 |
| gf |
0.947 |
| gb |
-0.759 |
| k |
0.999 |
| δ90 |
8.054 |
| 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) |
| 2026-05-12 00:00 |
03:27:55.02 |
+26:39:05.1 |
HIP 16171 |
23.58 |
| 2026-05-12 12:00 |
03:29:28.46 |
+26:44:44.6 |
HIP 16217 |
27.16 |
| 2026-05-13 00:00 |
03:31:02.03 |
+26:50:20.6 |
HIP 16382 |
16.46 |
| 2026-05-13 12:00 |
03:32:35.73 |
+26:55:53.3 |
HIP 16508 |
11.10 |
| 2026-05-14 00:00 |
03:34:09.54 |
+27:01:22.6 |
HIP 16740 |
18.89 |
| 2026-05-14 12:00 |
03:35:43.48 |
+27:06:48.5 |
HIP 16742 |
16.40 |
| 2026-05-15 00:00 |
03:37:17.53 |
+27:12:11.0 |
HIP 16791 |
28.43 |
| 2026-05-15 12:00 |
03:38:51.70 |
+27:17:30.0 |
HIP 17134 |
26.42 |
| 2026-05-16 00:00 |
03:40:25.98 |
+27:22:45.6 |
HIP 17125 |
22.27 |
| 2026-05-16 12:00 |
03:42:00.38 |
+27:27:57.6 |
HIP 17125 |
30.77 |
| 2026-05-17 00:00 |
03:43:34.88 |
+27:33:06.1 |
HIP 17470 |
24.92 |
| 2026-05-17 12:00 |
03:45:09.48 |
+27:38:11.1 |
HIP 17470 |
17.22 |
| 2026-05-18 00:00 |
03:46:44.19 |
+27:43:12.5 |
HIP 17613 |
5.68 |
| 2026-05-18 12:00 |
03:48:19.01 |
+27:48:10.3 |
HIP 17613 |
25.62 |
| 2026-05-19 00:00 |
03:49:53.91 |
+27:53:04.6 |
HIP 17924 |
26.74 |
| 2026-05-19 12:00 |
03:51:28.92 |
+27:57:55.2 |
HIP 18119 |
16.45 |
| 2026-05-20 00:00 |
03:53:04.02 |
+28:02:42.2 |
HIP 18119 |
9.62 |
| 2026-05-20 12:00 |
03:54:39.21 |
+28:07:25.5 |
HIP 18320 |
5.97 |
| 2026-05-21 00:00 |
03:56:14.48 |
+28:12:05.1 |
HIP 18386 |
5.94 |
| 2026-05-21 12:00 |
03:57:49.84 |
+28:16:41.1 |
HIP 18386 |
27.44 |
| 2026-05-22 00:00 |
03:59:25.29 |
+28:21:13.4 |
HIP 18781 |
27.97 |
| 2026-05-22 12:00 |
04:01:00.81 |
+28:25:41.9 |
HIP 18781 |
7.07 |
| 2026-05-23 00:00 |
04:02:36.41 |
+28:30:06.7 |
HIP 18892 |
5.66 |
| 2026-05-23 12:00 |
04:04:12.09 |
+28:34:27.8 |
HIP 18892 |
17.58 |
| 2026-05-24 00:00 |
04:05:47.83 |
+28:38:45.1 |
HIP 19097 |
15.15 |
| 2026-05-24 12:00 |
04:07:23.65 |
+28:42:58.6 |
HIP 19205 |
17.84 |
| 2026-05-25 00:00 |
04:08:59.54 |
+28:47:08.3 |
HIP 19385 |
8.78 |
| 2026-05-25 12:00 |
04:10:35.49 |
+28:51:14.2 |
HIP 19385 |
22.87 |
| 2026-05-26 00:00 |
04:12:11.50 |
+28:55:16.3 |
HIP 19715 |
20.02 |
| 2026-05-26 12:00 |
04:13:47.57 |
+28:59:14.5 |
HIP 19715 |
9.58 |
| 2026-05-27 00:00 |
04:15:23.70 |
+29:03:08.9 |
HIP 19914 |
17.20 |
| 2026-05-27 12:00 |
04:16:59.89 |
+29:06:59.5 |
HIP 19914 |
12.26 |
| 2026-05-28 00:00 |
04:18:36.12 |
+29:10:46.2 |
HIP 20160 |
9.69 |
| 2026-05-28 12:00 |
04:20:12.41 |
+29:14:29.0 |
HIP 20160 |
14.73 |
| 2026-05-29 00:00 |
04:21:48.74 |
+29:18:08.0 |
HIP 20386 |
20.94 |
| 2026-05-29 12:00 |
04:23:25.11 |
+29:21:43.0 |
HIP 20483 |
18.90 |
| 2026-05-30 00:00 |
04:25:01.53 |
+29:25:14.2 |
HIP 20663 |
10.22 |
| 2026-05-30 12:00 |
04:26:37.98 |
+29:28:41.4 |
HIP 20728 |
13.01 |
| 2026-05-31 00:00 |
04:28:14.47 |
+29:32:04.8 |
HIP 20728 |
27.81 |
| 2026-05-31 12:00 |
04:29:50.99 |
+29:35:24.1 |
HIP 21122 |
30.50 |
| 2026-06-01 00:00 |
04:31:27.55 |
+29:38:39.6 |
HIP 21122 |
17.07 |
| 2026-06-01 12:00 |
04:33:04.13 |
+29:41:51.1 |
HIP 21122 |
23.54 |
| 2026-06-02 00:00 |
04:34:40.74 |
+29:44:58.7 |
HIP 21373 |
9.30 |