メタデータ
| 項目 |
値 |
| Designation |
C/2002 VQ94 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2006-02-06T20:04:08.872320Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:24Z |
| Obs used |
1292 |
| NEO |
- |
| M1 |
9.300 |
| 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) |
2006-09-02.0000000 |
| e |
0.96628664 |
| q (au) |
6.796765 |
| a (au) |
201.604500 |
| i (deg) |
70.516275 |
| Ω (om, deg) |
35.015090 |
| ω (w, deg) |
100.053210 |
| M (ma, deg) |
0.071329 |
等級
散乱 + 全体線形
$$
M_a = (4.352 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
4.352 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.853 |
| k |
0.800 |
| 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
天体暦
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
14:01:33.15 |
-64:11:07.0 |
HIP 68540 |
3.50 |
| 2026-06-01 12:00 |
14:01:27.37 |
-64:10:39.6 |
HIP 68540 |
4.27 |
| 2026-06-02 00:00 |
14:01:21.62 |
-64:10:11.9 |
HIP 68540 |
5.03 |
| 2026-06-02 12:00 |
14:01:15.92 |
-64:09:43.9 |
HIP 68427 |
5.54 |
| 2026-06-03 00:00 |
14:01:10.26 |
-64:09:15.8 |
HIP 68427 |
4.77 |
| 2026-06-03 12:00 |
14:01:04.65 |
-64:08:47.5 |
HIP 68427 |
4.01 |
| 2026-06-04 00:00 |
14:00:59.07 |
-64:08:19.0 |
HIP 68427 |
3.26 |
| 2026-06-04 12:00 |
14:00:53.55 |
-64:07:50.2 |
HIP 68427 |
2.52 |
| 2026-06-05 00:00 |
14:00:48.06 |
-64:07:21.3 |
HIP 68427 |
1.82 |
| 2026-06-05 12:00 |
14:00:42.62 |
-64:06:52.1 |
HIP 68427 |
1.20 |
| 2026-06-06 00:00 |
14:00:37.23 |
-64:06:22.8 |
HIP 68427 |
0.88 |
| 2026-06-06 12:00 |
14:00:31.88 |
-64:05:53.3 |
HIP 68427 |
1.13 |
| 2026-06-07 00:00 |
14:00:26.58 |
-64:05:23.5 |
HIP 68427 |
1.72 |
| 2026-06-07 12:00 |
14:00:21.32 |
-64:04:53.6 |
HIP 68427 |
2.40 |
| 2026-06-08 00:00 |
14:00:16.11 |
-64:04:23.5 |
HIP 68427 |
3.13 |
| 2026-06-08 12:00 |
14:00:10.95 |
-64:03:53.3 |
HIP 68427 |
3.86 |
| 2026-06-09 00:00 |
14:00:05.84 |
-64:03:22.8 |
HIP 68427 |
4.60 |
| 2026-06-09 12:00 |
14:00:00.77 |
-64:02:52.2 |
HIP 68427 |
5.35 |
| 2026-06-10 00:00 |
13:59:55.75 |
-64:02:21.4 |
HIP 68427 |
6.09 |
| 2026-06-10 12:00 |
13:59:50.78 |
-64:01:50.4 |
HIP 68427 |
6.84 |
| 2026-06-11 00:00 |
13:59:45.86 |
-64:01:19.2 |
HIP 68427 |
7.58 |
| 2026-06-11 12:00 |
13:59:40.98 |
-64:00:47.9 |
HIP 68427 |
8.33 |
| 2026-06-12 00:00 |
13:59:36.16 |
-64:00:16.5 |
HIP 68427 |
9.07 |
| 2026-06-12 12:00 |
13:59:31.39 |
-63:59:44.8 |
HIP 68427 |
9.81 |
| 2026-06-13 00:00 |
13:59:26.66 |
-63:59:13.1 |
HIP 68427 |
10.55 |
| 2026-06-13 12:00 |
13:59:21.99 |
-63:58:41.1 |
HIP 68427 |
11.29 |
| 2026-06-14 00:00 |
13:59:17.37 |
-63:58:09.0 |
HIP 68427 |
12.03 |
| 2026-06-14 12:00 |
13:59:12.80 |
-63:57:36.8 |
HIP 68427 |
12.76 |
| 2026-06-15 00:00 |
13:59:08.28 |
-63:57:04.5 |
HIP 68427 |
13.50 |
| 2026-06-15 12:00 |
13:59:03.81 |
-63:56:32.0 |
HIP 68427 |
14.23 |
| 2026-06-16 00:00 |
13:58:59.40 |
-63:55:59.3 |
HIP 68427 |
14.96 |
| 2026-06-16 12:00 |
13:58:55.04 |
-63:55:26.5 |
HIP 68427 |
15.68 |
| 2026-06-17 00:00 |
13:58:50.73 |
-63:54:53.6 |
HIP 68191 |
15.82 |
| 2026-06-17 12:00 |
13:58:46.47 |
-63:54:20.6 |
HIP 68191 |
15.11 |
| 2026-06-18 00:00 |
13:58:42.27 |
-63:53:47.5 |
HIP 68191 |
14.41 |
| 2026-06-18 12:00 |
13:58:38.12 |
-63:53:14.2 |
HIP 68191 |
13.70 |
| 2026-06-19 00:00 |
13:58:34.02 |
-63:52:40.8 |
HIP 68191 |
13.00 |
| 2026-06-19 12:00 |
13:58:29.98 |
-63:52:07.4 |
HIP 68191 |
12.29 |
| 2026-06-20 00:00 |
13:58:26.00 |
-63:51:33.8 |
HIP 68191 |
11.60 |
| 2026-06-20 12:00 |
13:58:22.06 |
-63:51:00.1 |
HIP 68191 |
10.90 |
| 2026-06-21 00:00 |
13:58:18.19 |
-63:50:26.3 |
HIP 68191 |
10.21 |
| 2026-06-21 12:00 |
13:58:14.36 |
-63:49:52.4 |
HIP 68191 |
9.52 |
| 2026-06-22 00:00 |
13:58:10.59 |
-63:49:18.4 |
HIP 68191 |
8.83 |