메타데이터
| 항목 |
값 |
| Designation |
373P/Rinner |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2011-11-06T15:02:24.866880Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:28:38Z |
| Obs used |
900 |
| NEO |
- |
| M1 |
6.000 |
| K1 |
29.000 |
| PC |
0.030 |
| Discovery observation (MPC, UTC) |
2018-09-09T00:42:49.536000Z |
| Discovery magnitude (MPC) |
21.10 N |
| Discovery observatory (MPC) |
C10 · Maisoncelles |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2014-02-15.0000000 |
| e |
0.39368305 |
| q (au) |
2.305422 |
| a (au) |
3.802337 |
| i (deg) |
13.770595 |
| Ω (om, deg) |
232.018922 |
| ω (w, deg) |
221.217751 |
| M (ma, deg) |
110.515752 |
밝기
산란 + 전체 선형
$$
M_a = (10.590 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
10.590 |
| n |
6.000 |
| gf |
0.953 |
| gb |
-0.934 |
| 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
잔차 (구간 선형)
$$\epsilon = a \log_{10} r_{\mathrm{au}} + b$$
| 시작일 (UTC) |
끝 (UTC) |
a |
b |
| 2018-09-09 |
2019-04-01 |
+24.9248 |
-9.799 |
log10 r = log10(태양거리/AU), Δ = 지구거리(AU)
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-03-26 00:00 |
01:59:03.46 |
+13:54:45.3 |
HIP 9180 |
22.23 |
| 2026-03-26 12:00 |
01:59:56.70 |
+13:57:52.4 |
HIP 9180 |
33.53 |
| 2026-03-27 00:00 |
02:00:50.03 |
+14:00:59.5 |
HIP 9515 |
23.24 |
| 2026-03-27 12:00 |
02:01:43.46 |
+14:04:06.4 |
HIP 9515 |
9.91 |
| 2026-03-28 00:00 |
02:02:36.99 |
+14:07:13.1 |
HIP 9515 |
3.45 |
| 2026-03-28 12:00 |
02:03:30.60 |
+14:10:19.7 |
HIP 9643 |
6.32 |
| 2026-03-29 00:00 |
02:04:24.31 |
+14:13:26.0 |
HIP 9643 |
7.15 |
| 2026-03-29 12:00 |
02:05:18.12 |
+14:16:32.2 |
HIP 9643 |
20.52 |
| 2026-03-30 00:00 |
02:06:12.02 |
+14:19:38.1 |
HIP 9848 |
16.98 |
| 2026-03-30 12:00 |
02:07:06.01 |
+14:22:43.9 |
HIP 9848 |
13.64 |
| 2026-03-31 00:00 |
02:08:00.09 |
+14:25:49.4 |
HIP 9848 |
21.11 |
| 2026-03-31 12:00 |
02:08:54.26 |
+14:28:54.6 |
HIP 10081 |
11.59 |
| 2026-04-01 00:00 |
02:09:48.53 |
+14:31:59.6 |
HIP 10081 |
8.00 |
| 2026-04-01 12:00 |
02:10:42.89 |
+14:35:04.3 |
HIP 10081 |
18.93 |
| 2026-04-02 00:00 |
02:11:37.34 |
+14:38:08.8 |
HIP 10353 |
27.38 |
| 2026-04-02 12:00 |
02:12:31.88 |
+14:41:13.0 |
HIP 10353 |
16.29 |
| 2026-04-03 00:00 |
02:13:26.52 |
+14:44:16.8 |
HIP 10353 |
12.16 |
| 2026-04-03 12:00 |
02:14:21.25 |
+14:47:20.4 |
HIP 10353 |
19.98 |
| 2026-04-04 00:00 |
02:15:16.06 |
+14:50:23.7 |
HIP 10353 |
31.94 |
| 2026-04-04 12:00 |
02:16:10.97 |
+14:53:26.6 |
HIP 10669 |
30.09 |
| 2026-04-05 00:00 |
02:17:05.97 |
+14:56:29.2 |
HIP 10669 |
28.66 |
| 2026-04-05 12:00 |
02:18:01.06 |
+14:59:31.4 |
HIP 10827 |
20.08 |
| 2026-04-06 00:00 |
02:18:56.24 |
+15:02:33.3 |
HIP 10827 |
10.09 |
| 2026-04-06 12:00 |
02:19:51.52 |
+15:05:34.8 |
HIP 10827 |
13.20 |
| 2026-04-07 00:00 |
02:20:46.88 |
+15:08:35.9 |
HIP 10827 |
24.94 |
| 2026-04-07 12:00 |
02:21:42.33 |
+15:11:36.6 |
HIP 11007 |
19.58 |
| 2026-04-08 00:00 |
02:22:37.88 |
+15:14:36.9 |
HIP 11134 |
14.03 |
| 2026-04-08 12:00 |
02:23:33.51 |
+15:17:36.8 |
HIP 11137 |
8.21 |
| 2026-04-09 00:00 |
02:24:29.23 |
+15:20:36.3 |
HIP 11223 |
10.90 |
| 2026-04-09 12:00 |
02:25:25.05 |
+15:23:35.4 |
HIP 11223 |
16.02 |
| 2026-04-10 00:00 |
02:26:20.95 |
+15:26:34.0 |
HIP 11223 |
27.84 |
| 2026-04-10 12:00 |
02:27:16.94 |
+15:29:32.1 |
HIP 11560 |
24.58 |
| 2026-04-11 00:00 |
02:28:13.02 |
+15:32:29.8 |
HIP 11560 |
10.79 |
| 2026-04-11 12:00 |
02:29:09.19 |
+15:35:27.0 |
HIP 11560 |
3.37 |
| 2026-04-12 00:00 |
02:30:05.44 |
+15:38:23.7 |
HIP 11619 |
16.00 |
| 2026-04-12 12:00 |
02:31:01.79 |
+15:41:19.9 |
HIP 11619 |
25.02 |
| 2026-04-13 00:00 |
02:31:58.22 |
+15:44:15.6 |
HIP 11827 |
35.83 |
| 2026-04-13 12:00 |
02:32:54.74 |
+15:47:10.7 |
HIP 11827 |
37.60 |
| 2026-04-14 00:00 |
02:33:51.35 |
+15:50:05.4 |
HIP 12015 |
31.06 |
| 2026-04-14 12:00 |
02:34:48.04 |
+15:52:59.4 |
HIP 12015 |
29.78 |
| 2026-04-15 00:00 |
02:35:44.83 |
+15:55:53.0 |
HIP 12015 |
34.61 |
| 2026-04-15 12:00 |
02:36:41.69 |
+15:58:45.9 |
HIP 12075 |
40.71 |
| 2026-04-16 00:00 |
02:37:38.65 |
+16:01:38.3 |
HIP 12075 |
45.09 |