메타데이터
| 항목 |
값 |
| Designation |
C/2013 F1 (Boattini) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2012-12-02T15:47:47.538240Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:32:32Z |
| Obs used |
274 |
| NEO |
- |
| M1 |
15.100 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2013-04-14.0000000 |
| e |
1.00279701 |
| q (au) |
1.859992 |
| a (au) |
-664.991992 |
| i (deg) |
79.687882 |
| Ω (om, deg) |
30.122757 |
| ω (w, deg) |
92.003330 |
| M (ma, deg) |
0.007606 |
밝기
산란 + 전체 선형
$$
M_a = (14.724 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
14.724 |
| n |
2.000 |
| gf |
1.000 |
| gb |
-1.000 |
| k |
0.996 |
| δ90 |
9.999 |
| 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) |
| 2026-09-20 00:00 |
11:48:31.78 |
-70:12:22.3 |
HIP 57696 |
7.28 |
| 2026-09-20 12:00 |
11:48:41.67 |
-70:12:33.8 |
HIP 57696 |
6.42 |
| 2026-09-21 00:00 |
11:48:51.56 |
-70:12:45.7 |
HIP 57696 |
5.56 |
| 2026-09-21 12:00 |
11:49:01.45 |
-70:12:58.1 |
HIP 57696 |
4.70 |
| 2026-09-22 00:00 |
11:49:11.34 |
-70:13:10.8 |
HIP 57696 |
3.85 |
| 2026-09-22 12:00 |
11:49:21.22 |
-70:13:24.1 |
HIP 57696 |
3.00 |
| 2026-09-23 00:00 |
11:49:31.10 |
-70:13:37.7 |
HIP 57696 |
2.16 |
| 2026-09-23 12:00 |
11:49:40.98 |
-70:13:51.7 |
HIP 57696 |
1.36 |
| 2026-09-24 00:00 |
11:49:50.85 |
-70:14:06.2 |
HIP 57696 |
0.74 |
| 2026-09-24 12:00 |
11:50:00.72 |
-70:14:21.1 |
HIP 57696 |
0.88 |
| 2026-09-25 00:00 |
11:50:10.58 |
-70:14:36.3 |
HIP 57696 |
1.59 |
| 2026-09-25 12:00 |
11:50:20.44 |
-70:14:52.0 |
HIP 57696 |
2.41 |
| 2026-09-26 00:00 |
11:50:30.29 |
-70:15:08.2 |
HIP 57696 |
3.26 |
| 2026-09-26 12:00 |
11:50:40.13 |
-70:15:24.7 |
HIP 57696 |
4.12 |
| 2026-09-27 00:00 |
11:50:49.97 |
-70:15:41.7 |
HIP 57696 |
4.99 |
| 2026-09-27 12:00 |
11:50:59.80 |
-70:15:59.0 |
HIP 57696 |
5.87 |
| 2026-09-28 00:00 |
11:51:09.62 |
-70:16:16.8 |
HIP 57696 |
6.75 |
| 2026-09-28 12:00 |
11:51:19.43 |
-70:16:35.0 |
HIP 57696 |
7.63 |
| 2026-09-29 00:00 |
11:51:29.23 |
-70:16:53.6 |
HIP 57696 |
8.51 |
| 2026-09-29 12:00 |
11:51:39.03 |
-70:17:12.6 |
HIP 57696 |
9.39 |
| 2026-09-30 00:00 |
11:51:48.81 |
-70:17:32.0 |
HIP 57696 |
10.28 |
| 2026-09-30 12:00 |
11:51:58.58 |
-70:17:51.8 |
HIP 57696 |
11.16 |
| 2026-10-01 00:00 |
11:52:08.34 |
-70:18:12.0 |
HIP 57696 |
12.05 |
| 2026-10-01 12:00 |
11:52:18.09 |
-70:18:32.6 |
HIP 57696 |
12.94 |
| 2026-10-02 00:00 |
11:52:27.82 |
-70:18:53.7 |
HIP 57696 |
13.84 |
| 2026-10-02 12:00 |
11:52:37.54 |
-70:19:15.1 |
HIP 57696 |
14.73 |
| 2026-10-03 00:00 |
11:52:47.25 |
-70:19:36.9 |
HIP 57696 |
15.62 |
| 2026-10-03 12:00 |
11:52:56.95 |
-70:19:59.2 |
HIP 57696 |
16.52 |
| 2026-10-04 00:00 |
11:53:06.62 |
-70:20:21.8 |
HIP 57696 |
17.41 |
| 2026-10-04 12:00 |
11:53:16.29 |
-70:20:44.9 |
HIP 57696 |
18.31 |
| 2026-10-05 00:00 |
11:53:25.94 |
-70:21:08.3 |
HIP 57696 |
19.21 |
| 2026-10-05 12:00 |
11:53:35.57 |
-70:21:32.2 |
HIP 57696 |
20.11 |
| 2026-10-06 00:00 |
11:53:45.18 |
-70:21:56.4 |
HIP 58247 |
19.74 |
| 2026-10-06 12:00 |
11:53:54.78 |
-70:22:21.0 |
HIP 58247 |
19.39 |
| 2026-10-07 00:00 |
11:54:04.36 |
-70:22:46.1 |
HIP 58247 |
19.09 |
| 2026-10-07 12:00 |
11:54:13.92 |
-70:23:11.5 |
HIP 58247 |
18.83 |
| 2026-10-08 00:00 |
11:54:23.46 |
-70:23:37.3 |
HIP 58247 |
18.62 |
| 2026-10-08 12:00 |
11:54:32.98 |
-70:24:03.6 |
HIP 58247 |
18.46 |
| 2026-10-09 00:00 |
11:54:42.48 |
-70:24:30.2 |
HIP 58247 |
18.35 |
| 2026-10-09 12:00 |
11:54:51.95 |
-70:24:57.2 |
HIP 58247 |
18.29 |
| 2026-10-10 00:00 |
11:55:01.41 |
-70:25:24.5 |
HIP 58247 |
18.28 |
| 2026-10-10 12:00 |
11:55:10.84 |
-70:25:52.3 |
HIP 58247 |
18.33 |
| 2026-10-11 00:00 |
11:55:20.25 |
-70:26:20.5 |
HIP 58247 |
18.43 |