C/1914 J1 (Zlatinsky)

メタデータ

項目
Designation C/1914 J1 (Zlatinsky)
Type C
Perihelion (tp_cal, UTC) 1914-05-08T21:04:17.437440Z
Orbit solution date (soln_date, UTC) 2024-04-15T15:43:28Z
Obs used 27
NEO -
M1 9.000
K1 8.000
PC -
オスキュレーティング軌道要素
項目
Epoch (epoch_cal, TDB) 1914-05-28.0000000
e 1.00013213
q (au) 0.543189
a (au) -4111.176591
i (deg) 112.979652
Ω (om, deg) 33.853999
ω (w, deg) 116.416144
M (ma, deg) 0.000071

等級

C/1914 J1 (Zlatinsky) · Magnitude (Full range)

散乱 + 全体線形

$$ M_a = (8.774 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta $$ $$ \theta = 180^\circ - \alpha $$ $$ \Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b) $$ $$ \Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1 $$

モデル定数

項目
H0 8.774
n 2.000
gf 0.800
gb -1.000
k 0.800
δ90 1.000
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)
2026-07-29 00:00 05:42:42.01 -36:55:36.3 HIP 26722 31.45
2026-07-29 12:00 05:42:42.86 -36:55:43.6 HIP 26722 31.66
2026-07-30 00:00 05:42:43.70 -36:55:51.0 HIP 26722 31.86
2026-07-30 12:00 05:42:44.53 -36:55:58.4 HIP 26874 31.87
2026-07-31 00:00 05:42:45.36 -36:56:06.0 HIP 26874 31.77
2026-07-31 12:00 05:42:46.18 -36:56:13.6 HIP 26874 31.68
2026-08-01 00:00 05:42:47.00 -36:56:21.3 HIP 26874 31.58
2026-08-01 12:00 05:42:47.81 -36:56:29.0 HIP 26874 31.48
2026-08-02 00:00 05:42:48.61 -36:56:36.9 HIP 26874 31.38
2026-08-02 12:00 05:42:49.41 -36:56:44.8 HIP 26874 31.27
2026-08-03 00:00 05:42:50.20 -36:56:52.7 HIP 26874 31.17
2026-08-03 12:00 05:42:50.99 -36:57:00.8 HIP 26874 31.07
2026-08-04 00:00 05:42:51.76 -36:57:08.9 HIP 26874 30.97
2026-08-04 12:00 05:42:52.53 -36:57:17.1 HIP 26874 30.87
2026-08-05 00:00 05:42:53.30 -36:57:25.3 HIP 26874 30.76
2026-08-05 12:00 05:42:54.06 -36:57:33.7 HIP 26874 30.66
2026-08-06 00:00 05:42:54.81 -36:57:42.1 HIP 26874 30.56
2026-08-06 12:00 05:42:55.55 -36:57:50.5 HIP 26874 30.45
2026-08-07 00:00 05:42:56.29 -36:57:59.1 HIP 26874 30.35
2026-08-07 12:00 05:42:57.02 -36:58:07.7 HIP 26874 30.25
2026-08-08 00:00 05:42:57.74 -36:58:16.4 HIP 26874 30.14
2026-08-08 12:00 05:42:58.46 -36:58:25.1 HIP 26874 30.03
2026-08-09 00:00 05:42:59.17 -36:58:33.9 HIP 26874 29.93
2026-08-09 12:00 05:42:59.87 -36:58:42.8 HIP 26874 29.82
2026-08-10 00:00 05:43:00.56 -36:58:51.7 HIP 26874 29.71
2026-08-10 12:00 05:43:01.25 -36:59:00.7 HIP 26874 29.61
2026-08-11 00:00 05:43:01.93 -36:59:09.8 HIP 26874 29.50
2026-08-11 12:00 05:43:02.60 -36:59:18.9 HIP 26874 29.39
2026-08-12 00:00 05:43:03.27 -36:59:28.1 HIP 26874 29.28
2026-08-12 12:00 05:43:03.92 -36:59:37.3 HIP 26874 29.17
2026-08-13 00:00 05:43:04.57 -36:59:46.7 HIP 26874 29.06
2026-08-13 12:00 05:43:05.21 -36:59:56.0 HIP 26874 28.95
2026-08-14 00:00 05:43:05.85 -37:00:05.5 HIP 26874 28.84
2026-08-14 12:00 05:43:06.48 -37:00:15.0 HIP 26874 28.73
2026-08-15 00:00 05:43:07.09 -37:00:24.5 HIP 26874 28.62
2026-08-15 12:00 05:43:07.70 -37:00:34.1 HIP 26874 28.51
2026-08-16 00:00 05:43:08.31 -37:00:43.8 HIP 26874 28.40
2026-08-16 12:00 05:43:08.90 -37:00:53.5 HIP 26874 28.29
2026-08-17 00:00 05:43:09.49 -37:01:03.3 HIP 26874 28.17
2026-08-17 12:00 05:43:10.07 -37:01:13.1 HIP 26874 28.06
2026-08-18 00:00 05:43:10.64 -37:01:23.0 HIP 26874 27.95
2026-08-18 12:00 05:43:11.20 -37:01:32.9 HIP 26874 27.83
2026-08-19 00:00 05:43:11.76 -37:01:42.9 HIP 26874 27.72