メタデータ
| 項目 |
値 |
| Designation |
C/1954 O1 (Vozarova) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
1954-06-01T22:01:56.046720Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:29:12Z |
| Obs used |
4 |
| NEO |
- |
| M1 |
- |
| K1 |
- |
| PC |
- |
オスキュレーティング軌道要素
| 項目 |
値 |
| Epoch (epoch_cal, TDB) |
1954-11-09.0000000 |
| e |
1.07365063 |
| q (au) |
0.781184 |
| a (au) |
-10.606611 |
| i (deg) |
115.183591 |
| Ω (om, deg) |
123.985753 |
| ω (w, deg) |
5.108240 |
| M (ma, deg) |
4.567532 |
等級
散乱 + 全体線形
$$
M_a = (4.780 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
モデル定数
| 項目 |
値 |
| H0 |
4.780 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.500 |
| 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
天体暦
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
20:40:28.78 |
-01:49:26.6 |
HIP 102116 |
18.13 |
| 2026-06-01 12:00 |
20:40:28.41 |
-01:49:25.5 |
HIP 102116 |
18.22 |
| 2026-06-02 00:00 |
20:40:28.04 |
-01:49:24.5 |
HIP 102116 |
18.31 |
| 2026-06-02 12:00 |
20:40:27.66 |
-01:49:23.5 |
HIP 102116 |
18.40 |
| 2026-06-03 00:00 |
20:40:27.28 |
-01:49:22.5 |
HIP 102116 |
18.49 |
| 2026-06-03 12:00 |
20:40:26.90 |
-01:49:21.5 |
HIP 102116 |
18.59 |
| 2026-06-04 00:00 |
20:40:26.50 |
-01:49:20.6 |
HIP 102116 |
18.68 |
| 2026-06-04 12:00 |
20:40:26.11 |
-01:49:19.7 |
HIP 102116 |
18.78 |
| 2026-06-05 00:00 |
20:40:25.71 |
-01:49:18.9 |
HIP 102116 |
18.88 |
| 2026-06-05 12:00 |
20:40:25.30 |
-01:49:18.1 |
HIP 102116 |
18.98 |
| 2026-06-06 00:00 |
20:40:24.89 |
-01:49:17.3 |
HIP 102116 |
19.08 |
| 2026-06-06 12:00 |
20:40:24.47 |
-01:49:16.5 |
HIP 102116 |
19.18 |
| 2026-06-07 00:00 |
20:40:24.05 |
-01:49:15.8 |
HIP 102116 |
19.28 |
| 2026-06-07 12:00 |
20:40:23.63 |
-01:49:15.1 |
HIP 102116 |
19.39 |
| 2026-06-08 00:00 |
20:40:23.20 |
-01:49:14.5 |
HIP 102116 |
19.49 |
| 2026-06-08 12:00 |
20:40:22.77 |
-01:49:13.9 |
HIP 102116 |
19.60 |
| 2026-06-09 00:00 |
20:40:22.33 |
-01:49:13.3 |
HIP 102116 |
19.71 |
| 2026-06-09 12:00 |
20:40:21.89 |
-01:49:12.7 |
HIP 102116 |
19.82 |
| 2026-06-10 00:00 |
20:40:21.44 |
-01:49:12.2 |
HIP 102116 |
19.93 |
| 2026-06-10 12:00 |
20:40:20.99 |
-01:49:11.7 |
HIP 102116 |
20.04 |
| 2026-06-11 00:00 |
20:40:20.53 |
-01:49:11.3 |
HIP 102116 |
20.15 |
| 2026-06-11 12:00 |
20:40:20.07 |
-01:49:10.8 |
HIP 102116 |
20.27 |
| 2026-06-12 00:00 |
20:40:19.61 |
-01:49:10.5 |
HIP 102116 |
20.38 |
| 2026-06-12 12:00 |
20:40:19.14 |
-01:49:10.1 |
HIP 102116 |
20.50 |
| 2026-06-13 00:00 |
20:40:18.67 |
-01:49:09.8 |
HIP 102116 |
20.62 |
| 2026-06-13 12:00 |
20:40:18.19 |
-01:49:09.5 |
HIP 102116 |
20.74 |
| 2026-06-14 00:00 |
20:40:17.71 |
-01:49:09.3 |
HIP 102116 |
20.86 |
| 2026-06-14 12:00 |
20:40:17.22 |
-01:49:09.1 |
HIP 102116 |
20.98 |
| 2026-06-15 00:00 |
20:40:16.73 |
-01:49:08.9 |
HIP 102116 |
21.10 |
| 2026-06-15 12:00 |
20:40:16.24 |
-01:49:08.7 |
HIP 102116 |
21.22 |
| 2026-06-16 00:00 |
20:40:15.74 |
-01:49:08.6 |
HIP 102116 |
21.34 |
| 2026-06-16 12:00 |
20:40:15.24 |
-01:49:08.5 |
HIP 102116 |
21.47 |
| 2026-06-17 00:00 |
20:40:14.73 |
-01:49:08.5 |
HIP 102116 |
21.60 |
| 2026-06-17 12:00 |
20:40:14.22 |
-01:49:08.5 |
HIP 102116 |
21.72 |
| 2026-06-18 00:00 |
20:40:13.71 |
-01:49:08.5 |
HIP 102116 |
21.85 |
| 2026-06-18 12:00 |
20:40:13.19 |
-01:49:08.6 |
HIP 102116 |
21.98 |
| 2026-06-19 00:00 |
20:40:12.67 |
-01:49:08.7 |
HIP 102116 |
22.11 |
| 2026-06-19 12:00 |
20:40:12.14 |
-01:49:08.8 |
HIP 102116 |
22.24 |
| 2026-06-20 00:00 |
20:40:11.61 |
-01:49:08.9 |
HIP 102116 |
22.37 |
| 2026-06-20 12:00 |
20:40:11.08 |
-01:49:09.1 |
HIP 102116 |
22.51 |
| 2026-06-21 00:00 |
20:40:10.55 |
-01:49:09.4 |
HIP 102116 |
22.64 |
| 2026-06-21 12:00 |
20:40:10.01 |
-01:49:09.6 |
HIP 102116 |
22.77 |
| 2026-06-22 00:00 |
20:40:09.46 |
-01:49:09.9 |
HIP 102116 |
22.91 |