메타데이터
| 항목 |
값 |
| Designation |
C/2000 K1 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
1999-12-14T12:17:47.273280Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:04Z |
| Obs used |
304 |
| NEO |
- |
| M1 |
6.200 |
| K1 |
8.250 |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2000-09-03.0000000 |
| e |
1.00229832 |
| q (au) |
6.275829 |
| a (au) |
-2730.610936 |
| i (deg) |
116.789203 |
| Ω (om, deg) |
260.198200 |
| ω (w, deg) |
15.791006 |
| M (ma, deg) |
0.001820 |
밝기
산란 + 전체 선형
$$
M_a = (0.447 + 5.589\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
0.447 |
| n |
5.589 |
| gf |
1.000 |
| gb |
-0.500 |
| k |
1.000 |
| δ90 |
10.000 |
| 파라미터 |
기호 |
범위 |
설명 |
| 태양·지구거리 1 AU에서의 절대등급 |
H0 |
-5 to 20 |
혜성의 고유 밝기 |
| 광도 기울기 파라미터 |
n |
2 to 6 |
태양거리 변화에 따른 밝기 변화율 |
| 전방 산란 비대칭 계수 |
gf |
0.8 to 1 |
전방 산란의 강도 |
| 후방 산란 비대칭 계수 |
gb |
-1 to -0.5 |
후방 산란의 강도 |
| 분할 계수 |
k |
0.8 to 1 |
전·후방 산란 기여도 비율 |
| 먼지/가스 밝기 비 |
δ90 |
1 to 10 |
코마에서 먼지 산란 대비 가스 방출의 상대 기여 |
참고: EPSC-DPS2025-160
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
06:17:38.43 |
+47:58:39.5 |
HIP 29976 |
10.28 |
| 2026-06-01 12:00 |
06:17:41.78 |
+47:58:29.3 |
HIP 29976 |
9.70 |
| 2026-06-02 00:00 |
06:17:45.14 |
+47:58:19.3 |
HIP 29976 |
9.12 |
| 2026-06-02 12:00 |
06:17:48.52 |
+47:58:09.4 |
HIP 29976 |
8.54 |
| 2026-06-03 00:00 |
06:17:51.90 |
+47:57:59.6 |
HIP 29976 |
7.96 |
| 2026-06-03 12:00 |
06:17:55.30 |
+47:57:49.9 |
HIP 29976 |
7.38 |
| 2026-06-04 00:00 |
06:17:58.70 |
+47:57:40.3 |
HIP 29976 |
6.80 |
| 2026-06-04 12:00 |
06:18:02.12 |
+47:57:30.9 |
HIP 29976 |
6.21 |
| 2026-06-05 00:00 |
06:18:05.55 |
+47:57:21.6 |
HIP 29976 |
5.63 |
| 2026-06-05 12:00 |
06:18:08.99 |
+47:57:12.4 |
HIP 29976 |
5.05 |
| 2026-06-06 00:00 |
06:18:12.43 |
+47:57:03.3 |
HIP 29976 |
4.48 |
| 2026-06-06 12:00 |
06:18:15.89 |
+47:56:54.3 |
HIP 29976 |
3.91 |
| 2026-06-07 00:00 |
06:18:19.36 |
+47:56:45.5 |
HIP 29976 |
3.34 |
| 2026-06-07 12:00 |
06:18:22.84 |
+47:56:36.8 |
HIP 29976 |
2.79 |
| 2026-06-08 00:00 |
06:18:26.32 |
+47:56:28.2 |
HIP 29976 |
2.26 |
| 2026-06-08 12:00 |
06:18:29.82 |
+47:56:19.7 |
HIP 29976 |
1.77 |
| 2026-06-09 00:00 |
06:18:33.32 |
+47:56:11.3 |
HIP 29976 |
1.38 |
| 2026-06-09 12:00 |
06:18:36.84 |
+47:56:03.1 |
HIP 29976 |
1.18 |
| 2026-06-10 00:00 |
06:18:40.36 |
+47:55:55.0 |
HIP 29976 |
1.26 |
| 2026-06-10 12:00 |
06:18:43.88 |
+47:55:47.0 |
HIP 29976 |
1.59 |
| 2026-06-11 00:00 |
06:18:47.42 |
+47:55:39.1 |
HIP 29976 |
2.05 |
| 2026-06-11 12:00 |
06:18:50.96 |
+47:55:31.4 |
HIP 29976 |
2.57 |
| 2026-06-12 00:00 |
06:18:54.52 |
+47:55:23.7 |
HIP 29976 |
3.12 |
| 2026-06-12 12:00 |
06:18:58.07 |
+47:55:16.2 |
HIP 29976 |
3.69 |
| 2026-06-13 00:00 |
06:19:01.64 |
+47:55:08.9 |
HIP 29976 |
4.27 |
| 2026-06-13 12:00 |
06:19:05.21 |
+47:55:01.6 |
HIP 29976 |
4.86 |
| 2026-06-14 00:00 |
06:19:08.79 |
+47:54:54.5 |
HIP 29976 |
5.45 |
| 2026-06-14 12:00 |
06:19:12.37 |
+47:54:47.5 |
HIP 29976 |
6.04 |
| 2026-06-15 00:00 |
06:19:15.96 |
+47:54:40.6 |
HIP 29976 |
6.64 |
| 2026-06-15 12:00 |
06:19:19.55 |
+47:54:33.9 |
HIP 29976 |
7.25 |
| 2026-06-16 00:00 |
06:19:23.15 |
+47:54:27.2 |
HIP 29976 |
7.85 |
| 2026-06-16 12:00 |
06:19:26.76 |
+47:54:20.7 |
HIP 29976 |
8.45 |
| 2026-06-17 00:00 |
06:19:30.37 |
+47:54:14.4 |
HIP 29976 |
9.06 |
| 2026-06-17 12:00 |
06:19:33.98 |
+47:54:08.1 |
HIP 29976 |
9.67 |
| 2026-06-18 00:00 |
06:19:37.60 |
+47:54:02.0 |
HIP 29976 |
10.27 |
| 2026-06-18 12:00 |
06:19:41.22 |
+47:53:56.0 |
HIP 29976 |
10.88 |
| 2026-06-19 00:00 |
06:19:44.84 |
+47:53:50.1 |
HIP 29976 |
11.49 |
| 2026-06-19 12:00 |
06:19:48.47 |
+47:53:44.4 |
HIP 29976 |
12.10 |
| 2026-06-20 00:00 |
06:19:52.10 |
+47:53:38.8 |
HIP 29976 |
12.71 |
| 2026-06-20 12:00 |
06:19:55.73 |
+47:53:33.3 |
HIP 29976 |
13.32 |
| 2026-06-21 00:00 |
06:19:59.37 |
+47:53:28.0 |
HIP 29976 |
13.93 |
| 2026-06-21 12:00 |
06:20:03.01 |
+47:53:22.7 |
HIP 29976 |
14.55 |
| 2026-06-22 00:00 |
06:20:06.65 |
+47:53:17.6 |
HIP 29976 |
15.16 |