메타데이터
| 항목 |
값 |
| Designation |
C/1999 T3 (LINEAR) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2000-08-30T08:59:22.329600Z |
| Orbit solution date (soln_date, UTC) |
2021-04-15T23:30:02Z |
| Obs used |
227 |
| NEO |
- |
| M1 |
10.800 |
| K1 |
4.500 |
| PC |
- |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2000-02-09.0000000 |
| e |
1.00305659 |
| q (au) |
5.368403 |
| a (au) |
-1756.337617 |
| i (deg) |
104.759114 |
| Ω (om, deg) |
223.515431 |
| ω (w, deg) |
211.096887 |
| M (ma, deg) |
-0.002723 |
밝기
산란 + 전체 선형
$$
M_a = (5.494 + 4.236\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
5.494 |
| n |
4.236 |
| gf |
0.998 |
| gb |
-0.963 |
| 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
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-03-26 00:00 |
14:45:54.25 |
-25:34:30.5 |
HIP 72197 |
8.05 |
| 2026-03-26 12:00 |
14:45:52.01 |
-25:34:22.4 |
HIP 72197 |
8.01 |
| 2026-03-27 00:00 |
14:45:49.74 |
-25:34:14.2 |
HIP 72197 |
8.02 |
| 2026-03-27 12:00 |
14:45:47.47 |
-25:34:05.8 |
HIP 72197 |
8.05 |
| 2026-03-28 00:00 |
14:45:45.18 |
-25:33:57.4 |
HIP 72197 |
8.12 |
| 2026-03-28 12:00 |
14:45:42.87 |
-25:33:48.8 |
HIP 72197 |
8.22 |
| 2026-03-29 00:00 |
14:45:40.55 |
-25:33:40.1 |
HIP 72197 |
8.36 |
| 2026-03-29 12:00 |
14:45:38.21 |
-25:33:31.3 |
HIP 72197 |
8.53 |
| 2026-03-30 00:00 |
14:45:35.86 |
-25:33:22.4 |
HIP 72197 |
8.74 |
| 2026-03-30 12:00 |
14:45:33.50 |
-25:33:13.4 |
HIP 72197 |
8.97 |
| 2026-03-31 00:00 |
14:45:31.11 |
-25:33:04.3 |
HIP 72197 |
9.23 |
| 2026-03-31 12:00 |
14:45:28.72 |
-25:32:55.0 |
HIP 72197 |
9.52 |
| 2026-04-01 00:00 |
14:45:26.31 |
-25:32:45.7 |
HIP 72197 |
9.83 |
| 2026-04-01 12:00 |
14:45:23.89 |
-25:32:36.2 |
HIP 72197 |
10.17 |
| 2026-04-02 00:00 |
14:45:21.45 |
-25:32:26.6 |
HIP 72197 |
10.53 |
| 2026-04-02 12:00 |
14:45:19.00 |
-25:32:16.9 |
HIP 72197 |
10.90 |
| 2026-04-03 00:00 |
14:45:16.54 |
-25:32:07.2 |
HIP 72197 |
11.30 |
| 2026-04-03 12:00 |
14:45:14.07 |
-25:31:57.3 |
HIP 72197 |
11.71 |
| 2026-04-04 00:00 |
14:45:11.58 |
-25:31:47.3 |
HIP 72197 |
12.14 |
| 2026-04-04 12:00 |
14:45:09.08 |
-25:31:37.1 |
HIP 72197 |
12.59 |
| 2026-04-05 00:00 |
14:45:06.56 |
-25:31:26.9 |
HIP 72197 |
13.04 |
| 2026-04-05 12:00 |
14:45:04.04 |
-25:31:16.6 |
HIP 72197 |
13.51 |
| 2026-04-06 00:00 |
14:45:01.50 |
-25:31:06.2 |
HIP 72197 |
14.00 |
| 2026-04-06 12:00 |
14:44:58.95 |
-25:30:55.6 |
HIP 72197 |
14.49 |
| 2026-04-07 00:00 |
14:44:56.39 |
-25:30:45.0 |
HIP 72197 |
14.99 |
| 2026-04-07 12:00 |
14:44:53.82 |
-25:30:34.2 |
HIP 72197 |
15.50 |
| 2026-04-08 00:00 |
14:44:51.23 |
-25:30:23.4 |
HIP 72197 |
16.02 |
| 2026-04-08 12:00 |
14:44:48.63 |
-25:30:12.4 |
HIP 72197 |
16.55 |
| 2026-04-09 00:00 |
14:44:46.03 |
-25:30:01.4 |
HIP 72197 |
17.09 |
| 2026-04-09 12:00 |
14:44:43.41 |
-25:29:50.2 |
HIP 72197 |
17.63 |
| 2026-04-10 00:00 |
14:44:40.78 |
-25:29:39.0 |
HIP 72197 |
18.18 |
| 2026-04-10 12:00 |
14:44:38.14 |
-25:29:27.6 |
HIP 72197 |
18.74 |
| 2026-04-11 00:00 |
14:44:35.50 |
-25:29:16.2 |
HIP 72197 |
19.30 |
| 2026-04-11 12:00 |
14:44:32.84 |
-25:29:04.6 |
HIP 72197 |
19.87 |
| 2026-04-12 00:00 |
14:44:30.17 |
-25:28:52.9 |
HIP 72197 |
20.45 |
| 2026-04-12 12:00 |
14:44:27.49 |
-25:28:41.2 |
HIP 72197 |
21.03 |
| 2026-04-13 00:00 |
14:44:24.81 |
-25:28:29.3 |
HIP 72197 |
21.61 |
| 2026-04-13 12:00 |
14:44:22.11 |
-25:28:17.4 |
HIP 72197 |
22.20 |
| 2026-04-14 00:00 |
14:44:19.40 |
-25:28:05.3 |
HIP 72197 |
22.80 |
| 2026-04-14 12:00 |
14:44:16.69 |
-25:27:53.2 |
HIP 72197 |
23.40 |
| 2026-04-15 00:00 |
14:44:13.97 |
-25:27:41.0 |
HIP 72197 |
24.00 |
| 2026-04-15 12:00 |
14:44:11.24 |
-25:27:28.6 |
HIP 72197 |
24.61 |
| 2026-04-16 00:00 |
14:44:08.50 |
-25:27:16.2 |
HIP 71970 |
24.52 |