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
$$
M_a = (10.589 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
10.589 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.934 |
| k |
1.000 |
| 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
잔차 (구간 선형)
$$\epsilon = a \log_{10} r_{\mathrm{au}} + b$$
| 시작일 (UTC) |
끝 (UTC) |
a |
b |
| 2018-09-09 |
2019-04-01 |
+24.9244 |
-9.799 |
log10 r = log10(태양거리/AU), Δ = 지구거리(AU)
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-09-20 00:00 |
07:58:08.14 |
+11:59:39.6 |
HIP 38989 |
11.96 |
| 2026-09-20 12:00 |
07:59:00.81 |
+11:54:37.9 |
HIP 39006 |
12.94 |
| 2026-09-21 00:00 |
07:59:53.33 |
+11:49:35.0 |
HIP 39006 |
15.80 |
| 2026-09-21 12:00 |
08:00:45.70 |
+11:44:30.9 |
HIP 39006 |
26.67 |
| 2026-09-22 00:00 |
08:01:37.92 |
+11:39:25.7 |
HIP 39404 |
31.17 |
| 2026-09-22 12:00 |
08:02:29.99 |
+11:34:19.3 |
HIP 39404 |
18.21 |
| 2026-09-23 00:00 |
08:03:21.91 |
+11:29:11.8 |
HIP 39404 |
8.28 |
| 2026-09-23 12:00 |
08:04:13.68 |
+11:24:03.1 |
HIP 39404 |
13.45 |
| 2026-09-24 00:00 |
08:05:05.29 |
+11:18:53.3 |
HIP 39404 |
25.82 |
| 2026-09-24 12:00 |
08:05:56.75 |
+11:13:42.4 |
HIP 39739 |
27.40 |
| 2026-09-25 00:00 |
08:06:48.05 |
+11:08:30.4 |
HIP 39739 |
15.29 |
| 2026-09-25 12:00 |
08:07:39.20 |
+11:03:17.3 |
HIP 39739 |
9.34 |
| 2026-09-26 00:00 |
08:08:30.19 |
+10:58:03.1 |
HIP 39739 |
17.57 |
| 2026-09-26 12:00 |
08:09:21.02 |
+10:52:47.9 |
HIP 39910 |
22.57 |
| 2026-09-27 00:00 |
08:10:11.69 |
+10:47:31.6 |
HIP 39910 |
23.62 |
| 2026-09-27 12:00 |
08:11:02.21 |
+10:42:14.2 |
HIP 40042 |
27.85 |
| 2026-09-28 00:00 |
08:11:52.56 |
+10:36:55.7 |
HIP 40042 |
27.59 |
| 2026-09-28 12:00 |
08:12:42.76 |
+10:31:36.3 |
HIP 40284 |
15.75 |
| 2026-09-29 00:00 |
08:13:32.79 |
+10:26:15.8 |
HIP 40284 |
3.51 |
| 2026-09-29 12:00 |
08:14:22.65 |
+10:20:54.3 |
HIP 40372 |
9.88 |
| 2026-09-30 00:00 |
08:15:12.36 |
+10:15:31.8 |
HIP 40372 |
10.80 |
| 2026-09-30 12:00 |
08:16:01.89 |
+10:10:08.3 |
HIP 40449 |
13.71 |
| 2026-10-01 00:00 |
08:16:51.27 |
+10:04:43.8 |
HIP 40449 |
20.61 |
| 2026-10-01 12:00 |
08:17:40.47 |
+09:59:18.3 |
HIP 40449 |
31.83 |
| 2026-10-02 00:00 |
08:18:29.50 |
+09:53:51.9 |
HIP 40879 |
41.97 |
| 2026-10-02 12:00 |
08:19:18.37 |
+09:48:24.5 |
HIP 40879 |
30.00 |
| 2026-10-03 00:00 |
08:20:07.06 |
+09:42:56.2 |
HIP 40879 |
19.70 |
| 2026-10-03 12:00 |
08:20:55.58 |
+09:37:27.0 |
HIP 40879 |
14.93 |
| 2026-10-04 00:00 |
08:21:43.92 |
+09:31:56.8 |
HIP 41064 |
15.80 |
| 2026-10-04 12:00 |
08:22:32.10 |
+09:26:25.8 |
HIP 41064 |
3.62 |
| 2026-10-05 00:00 |
08:23:20.09 |
+09:20:53.9 |
HIP 41064 |
10.91 |
| 2026-10-05 12:00 |
08:24:07.90 |
+09:15:21.1 |
HIP 41183 |
2.08 |
| 2026-10-06 00:00 |
08:24:55.54 |
+09:09:47.4 |
HIP 41183 |
11.02 |
| 2026-10-06 12:00 |
08:25:43.00 |
+09:04:12.9 |
HIP 41257 |
23.72 |
| 2026-10-07 00:00 |
08:26:30.27 |
+08:58:37.5 |
HIP 41358 |
34.14 |
| 2026-10-07 12:00 |
08:27:17.36 |
+08:53:01.3 |
HIP 41358 |
42.36 |
| 2026-10-08 00:00 |
08:28:04.26 |
+08:47:24.4 |
HIP 41652 |
31.92 |
| 2026-10-08 12:00 |
08:28:50.98 |
+08:41:46.6 |
HIP 41652 |
20.16 |
| 2026-10-09 00:00 |
08:29:37.51 |
+08:36:08.1 |
HIP 41652 |
11.10 |
| 2026-10-09 12:00 |
08:30:23.85 |
+08:30:28.7 |
HIP 41652 |
12.94 |
| 2026-10-10 00:00 |
08:31:10.01 |
+08:24:48.7 |
HIP 41840 |
10.00 |
| 2026-10-10 12:00 |
08:31:55.97 |
+08:19:07.9 |
HIP 41840 |
2.76 |
| 2026-10-11 00:00 |
08:32:41.73 |
+08:13:26.4 |
HIP 41840 |
15.40 |