메타데이터
| 항목 |
값 |
| Designation |
C/2003 R1 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2003-06-29T14:48:29.845440Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:31Z |
| Obs used |
170 |
| NEO |
- |
| M1 |
14.600 |
| K1 |
7.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2003-10-14.0000000 |
| e |
0.89331449 |
| q (au) |
2.101884 |
| a (au) |
19.701685 |
| i (deg) |
149.195633 |
| Ω (om, deg) |
356.689063 |
| ω (w, deg) |
302.690112 |
| M (ma, deg) |
1.199006 |
밝기
산란 + 전체 선형
$$
M_a = (16.163 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
16.163 |
| n |
2.000 |
| gf |
0.895 |
| gb |
-0.841 |
| k |
0.985 |
| δ90 |
1.000 |
| 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 |
16:24:27.15 |
+08:20:34.5 |
HIP 80413 |
19.62 |
| 2026-06-01 12:00 |
16:24:23.10 |
+08:20:41.3 |
HIP 80413 |
19.80 |
| 2026-06-02 00:00 |
16:24:19.04 |
+08:20:47.9 |
HIP 80413 |
20.03 |
| 2026-06-02 12:00 |
16:24:14.99 |
+08:20:54.2 |
HIP 80413 |
20.31 |
| 2026-06-03 00:00 |
16:24:10.94 |
+08:21:00.3 |
HIP 80413 |
20.64 |
| 2026-06-03 12:00 |
16:24:06.89 |
+08:21:06.1 |
HIP 80413 |
21.02 |
| 2026-06-04 00:00 |
16:24:02.85 |
+08:21:11.6 |
HIP 80413 |
21.44 |
| 2026-06-04 12:00 |
16:23:58.81 |
+08:21:17.0 |
HIP 80413 |
21.90 |
| 2026-06-05 00:00 |
16:23:54.77 |
+08:21:22.0 |
HIP 80413 |
22.40 |
| 2026-06-05 12:00 |
16:23:50.74 |
+08:21:26.8 |
HIP 80413 |
22.94 |
| 2026-06-06 00:00 |
16:23:46.71 |
+08:21:31.4 |
HIP 80413 |
23.51 |
| 2026-06-06 12:00 |
16:23:42.68 |
+08:21:35.7 |
HIP 80413 |
24.10 |
| 2026-06-07 00:00 |
16:23:38.67 |
+08:21:39.8 |
HIP 80413 |
24.73 |
| 2026-06-07 12:00 |
16:23:34.65 |
+08:21:43.6 |
HIP 80413 |
25.38 |
| 2026-06-08 00:00 |
16:23:30.64 |
+08:21:47.1 |
HIP 80413 |
26.06 |
| 2026-06-08 12:00 |
16:23:26.64 |
+08:21:50.4 |
HIP 80413 |
26.76 |
| 2026-06-09 00:00 |
16:23:22.64 |
+08:21:53.5 |
HIP 80413 |
27.47 |
| 2026-06-09 12:00 |
16:23:18.65 |
+08:21:56.3 |
HIP 80413 |
28.21 |
| 2026-06-10 00:00 |
16:23:14.66 |
+08:21:58.8 |
HIP 80413 |
28.96 |
| 2026-06-10 12:00 |
16:23:10.69 |
+08:22:01.1 |
HIP 80386 |
29.72 |
| 2026-06-11 00:00 |
16:23:06.71 |
+08:22:03.1 |
HIP 80386 |
30.41 |
| 2026-06-11 12:00 |
16:23:02.75 |
+08:22:04.9 |
HIP 80386 |
31.10 |
| 2026-06-12 00:00 |
16:22:58.80 |
+08:22:06.4 |
HIP 80386 |
31.81 |
| 2026-06-12 12:00 |
16:22:54.85 |
+08:22:07.7 |
HIP 80386 |
32.53 |
| 2026-06-13 00:00 |
16:22:50.91 |
+08:22:08.7 |
HIP 80386 |
33.25 |
| 2026-06-13 12:00 |
16:22:46.98 |
+08:22:09.5 |
HIP 80386 |
33.99 |
| 2026-06-14 00:00 |
16:22:43.05 |
+08:22:10.0 |
HIP 80386 |
34.73 |
| 2026-06-14 12:00 |
16:22:39.14 |
+08:22:10.2 |
HIP 80188 |
34.65 |
| 2026-06-15 00:00 |
16:22:35.24 |
+08:22:10.2 |
HIP 80188 |
34.50 |
| 2026-06-15 12:00 |
16:22:31.35 |
+08:22:10.0 |
HIP 80188 |
34.38 |
| 2026-06-16 00:00 |
16:22:27.46 |
+08:22:09.5 |
HIP 80188 |
34.30 |
| 2026-06-16 12:00 |
16:22:23.59 |
+08:22:08.7 |
HIP 80188 |
34.25 |
| 2026-06-17 00:00 |
16:22:19.73 |
+08:22:07.7 |
HIP 80188 |
34.22 |
| 2026-06-17 12:00 |
16:22:15.88 |
+08:22:06.4 |
HIP 80188 |
34.23 |
| 2026-06-18 00:00 |
16:22:12.04 |
+08:22:04.9 |
HIP 80188 |
34.27 |
| 2026-06-18 12:00 |
16:22:08.21 |
+08:22:03.1 |
HIP 80188 |
34.34 |
| 2026-06-19 00:00 |
16:22:04.39 |
+08:22:01.0 |
HIP 80188 |
34.44 |
| 2026-06-19 12:00 |
16:22:00.59 |
+08:21:58.7 |
HIP 80188 |
34.57 |
| 2026-06-20 00:00 |
16:21:56.80 |
+08:21:56.2 |
HIP 80188 |
34.73 |
| 2026-06-20 12:00 |
16:21:53.02 |
+08:21:53.4 |
HIP 80188 |
34.91 |
| 2026-06-21 00:00 |
16:21:49.25 |
+08:21:50.4 |
HIP 80188 |
35.12 |
| 2026-06-21 12:00 |
16:21:45.50 |
+08:21:47.1 |
HIP 80188 |
35.36 |
| 2026-06-22 00:00 |
16:21:41.76 |
+08:21:43.5 |
HIP 80188 |
35.63 |