메타데이터
| 항목 |
값 |
| Designation |
C/1962 H1 (Honda) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
1962-04-20T04:45:37.388160Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:29:16Z |
| Obs used |
11 |
| NEO |
- |
| M1 |
- |
| K1 |
- |
| PC |
0.030 |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
1962-05-12.0000000 |
| e |
1.00000000 |
| q (au) |
0.653085 |
| a (au) |
- |
| i (deg) |
72.872963 |
| Ω (om, deg) |
79.819214 |
| ω (w, deg) |
72.139524 |
| M (ma, deg) |
- |
밝기
산란 + 전체 선형
$$
M_a = (10.001 + 5.008\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
10.001 |
| n |
5.008 |
| gf |
1.000 |
| gb |
-1.000 |
| 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) |
| 2026-03-26 00:00 |
21:44:36.35 |
-77:04:37.2 |
HIP 107045 |
13.37 |
| 2026-03-26 12:00 |
21:44:40.68 |
-77:04:46.7 |
HIP 107045 |
13.65 |
| 2026-03-27 00:00 |
21:44:44.99 |
-77:04:56.2 |
HIP 107045 |
13.92 |
| 2026-03-27 12:00 |
21:44:49.26 |
-77:05:05.9 |
HIP 107045 |
14.20 |
| 2026-03-28 00:00 |
21:44:53.50 |
-77:05:15.8 |
HIP 107045 |
14.47 |
| 2026-03-28 12:00 |
21:44:57.71 |
-77:05:25.7 |
HIP 107045 |
14.74 |
| 2026-03-29 00:00 |
21:45:01.89 |
-77:05:35.8 |
HIP 107045 |
15.02 |
| 2026-03-29 12:00 |
21:45:06.03 |
-77:05:46.0 |
HIP 107045 |
15.29 |
| 2026-03-30 00:00 |
21:45:10.15 |
-77:05:56.3 |
HIP 107045 |
15.56 |
| 2026-03-30 12:00 |
21:45:14.23 |
-77:06:06.8 |
HIP 107045 |
15.83 |
| 2026-03-31 00:00 |
21:45:18.28 |
-77:06:17.3 |
HIP 107045 |
16.10 |
| 2026-03-31 12:00 |
21:45:22.30 |
-77:06:28.0 |
HIP 107045 |
16.37 |
| 2026-04-01 00:00 |
21:45:26.28 |
-77:06:38.9 |
HIP 107045 |
16.64 |
| 2026-04-01 12:00 |
21:45:30.24 |
-77:06:49.8 |
HIP 107045 |
16.91 |
| 2026-04-02 00:00 |
21:45:34.15 |
-77:07:00.8 |
HIP 107045 |
17.18 |
| 2026-04-02 12:00 |
21:45:38.04 |
-77:07:12.0 |
HIP 107045 |
17.45 |
| 2026-04-03 00:00 |
21:45:41.89 |
-77:07:23.3 |
HIP 107045 |
17.71 |
| 2026-04-03 12:00 |
21:45:45.71 |
-77:07:34.7 |
HIP 107045 |
17.98 |
| 2026-04-04 00:00 |
21:45:49.49 |
-77:07:46.2 |
HIP 107045 |
18.25 |
| 2026-04-04 12:00 |
21:45:53.24 |
-77:07:57.8 |
HIP 107045 |
18.51 |
| 2026-04-05 00:00 |
21:45:56.96 |
-77:08:09.6 |
HIP 107045 |
18.78 |
| 2026-04-05 12:00 |
21:46:00.63 |
-77:08:21.5 |
HIP 107045 |
19.04 |
| 2026-04-06 00:00 |
21:46:04.28 |
-77:08:33.4 |
HIP 107045 |
19.30 |
| 2026-04-06 12:00 |
21:46:07.89 |
-77:08:45.5 |
HIP 107045 |
19.57 |
| 2026-04-07 00:00 |
21:46:11.46 |
-77:08:57.7 |
HIP 107045 |
19.83 |
| 2026-04-07 12:00 |
21:46:15.00 |
-77:09:10.0 |
HIP 107045 |
20.09 |
| 2026-04-08 00:00 |
21:46:18.50 |
-77:09:22.5 |
HIP 107045 |
20.35 |
| 2026-04-08 12:00 |
21:46:21.96 |
-77:09:35.0 |
HIP 107045 |
20.61 |
| 2026-04-09 00:00 |
21:46:25.39 |
-77:09:47.6 |
HIP 107045 |
20.87 |
| 2026-04-09 12:00 |
21:46:28.78 |
-77:10:00.4 |
HIP 107045 |
21.13 |
| 2026-04-10 00:00 |
21:46:32.13 |
-77:10:13.2 |
HIP 107089 |
21.27 |
| 2026-04-10 12:00 |
21:46:35.44 |
-77:10:26.2 |
HIP 107089 |
21.28 |
| 2026-04-11 00:00 |
21:46:38.72 |
-77:10:39.3 |
HIP 107089 |
21.29 |
| 2026-04-11 12:00 |
21:46:41.96 |
-77:10:52.4 |
HIP 107089 |
21.30 |
| 2026-04-12 00:00 |
21:46:45.16 |
-77:11:05.7 |
HIP 107089 |
21.31 |
| 2026-04-12 12:00 |
21:46:48.32 |
-77:11:19.1 |
HIP 107089 |
21.32 |
| 2026-04-13 00:00 |
21:46:51.45 |
-77:11:32.6 |
HIP 107089 |
21.34 |
| 2026-04-13 12:00 |
21:46:54.53 |
-77:11:46.2 |
HIP 107089 |
21.35 |
| 2026-04-14 00:00 |
21:46:57.57 |
-77:11:59.8 |
HIP 107089 |
21.37 |
| 2026-04-14 12:00 |
21:47:00.58 |
-77:12:13.6 |
HIP 107089 |
21.39 |
| 2026-04-15 00:00 |
21:47:03.54 |
-77:12:27.5 |
HIP 107089 |
21.41 |
| 2026-04-15 12:00 |
21:47:06.47 |
-77:12:41.5 |
HIP 107089 |
21.42 |
| 2026-04-16 00:00 |
21:47:09.35 |
-77:12:55.6 |
HIP 107089 |
21.44 |