| Parameter |
Value |
| Designation |
196P/Tichy |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2015-06-14T19:41:57.508800Z |
| Orbit solution date (soln_date, UTC) |
2024-04-13T16:43:01Z |
| Obs used |
459 |
| NEO |
- |
| M1 |
15.300 |
| K1 |
10.000 |
| PC |
0.030 |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2015-05-12.0000000 |
| e |
0.43441811 |
| q (au) |
2.134995 |
| a (au) |
3.774865 |
| i (deg) |
19.377598 |
| Ω (om, deg) |
24.256234 |
| ω (w, deg) |
11.950466 |
| M (ma, deg) |
355.454979 |
Magnitude
Scatter + Global Linear
$$
M_a = (14.054 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
14.054 |
| n |
6.000 |
| gf |
0.800 |
| gb |
-0.807 |
| k |
0.993 |
| δ90 |
1.000 |
| Parameter |
Symbol |
Range |
Description |
| Absolute magnitude at 1 AU from Sun and Earth |
H0 |
-5 to 20 |
Intrinsic brightness of the comet |
| Photometric slope parameter |
n |
2 to 6 |
Rate of brightness change with heliocentric distance |
| Forward scattering asymmetry factor |
gf |
0.8 to 1 |
Degree of forward scattering |
| Backward scattering asymmetry factor |
gb |
-1 to -0.5 |
Degree of backward scattering |
| Partitioning coefficient |
k |
0.8 to 1 |
Ratio between forward/backward scattering contributions |
| Dust-to-gas brightness ratio |
δ90 |
1 to 10 |
Relative contribution of dust scattering to gas emission |
Reference: EPSC-DPS2025-160
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-06-01 00:00 |
13:29:10.22 |
-13:14:29.8 |
HIP 65680 |
26.26 |
| 2026-06-01 12:00 |
13:28:59.94 |
-13:13:56.7 |
HIP 65680 |
25.16 |
| 2026-06-02 00:00 |
13:28:49.82 |
-13:13:24.4 |
HIP 65623 |
23.46 |
| 2026-06-02 12:00 |
13:28:39.88 |
-13:12:52.8 |
HIP 65623 |
21.24 |
| 2026-06-03 00:00 |
13:28:30.11 |
-13:12:21.9 |
HIP 65623 |
19.13 |
| 2026-06-03 12:00 |
13:28:20.51 |
-13:11:51.9 |
HIP 65623 |
17.13 |
| 2026-06-04 00:00 |
13:28:11.09 |
-13:11:22.6 |
HIP 65623 |
15.28 |
| 2026-06-04 12:00 |
13:28:01.84 |
-13:10:54.1 |
HIP 65623 |
13.60 |
| 2026-06-05 00:00 |
13:27:52.76 |
-13:10:26.4 |
HIP 65623 |
12.16 |
| 2026-06-05 12:00 |
13:27:43.87 |
-13:09:59.4 |
HIP 65623 |
11.01 |
| 2026-06-06 00:00 |
13:27:35.14 |
-13:09:33.3 |
HIP 65623 |
10.22 |
| 2026-06-06 12:00 |
13:27:26.60 |
-13:09:08.0 |
HIP 65623 |
9.85 |
| 2026-06-07 00:00 |
13:27:18.23 |
-13:08:43.4 |
HIP 65623 |
9.93 |
| 2026-06-07 12:00 |
13:27:10.04 |
-13:08:19.7 |
HIP 65623 |
10.40 |
| 2026-06-08 00:00 |
13:27:02.03 |
-13:07:56.8 |
HIP 65553 |
10.72 |
| 2026-06-08 12:00 |
13:26:54.20 |
-13:07:34.8 |
HIP 65553 |
8.85 |
| 2026-06-09 00:00 |
13:26:46.55 |
-13:07:13.5 |
HIP 65553 |
7.06 |
| 2026-06-09 12:00 |
13:26:39.07 |
-13:06:53.2 |
HIP 65553 |
5.39 |
| 2026-06-10 00:00 |
13:26:31.78 |
-13:06:33.6 |
HIP 65553 |
3.93 |
| 2026-06-10 12:00 |
13:26:24.67 |
-13:06:14.9 |
HIP 65553 |
2.92 |
| 2026-06-11 00:00 |
13:26:17.74 |
-13:05:57.1 |
HIP 65553 |
2.77 |
| 2026-06-11 12:00 |
13:26:10.99 |
-13:05:40.1 |
HIP 65553 |
3.55 |
| 2026-06-12 00:00 |
13:26:04.43 |
-13:05:24.0 |
HIP 65553 |
4.76 |
| 2026-06-12 12:00 |
13:25:58.04 |
-13:05:08.7 |
HIP 65553 |
6.13 |
| 2026-06-13 00:00 |
13:25:51.84 |
-13:04:54.4 |
HIP 65553 |
7.54 |
| 2026-06-13 12:00 |
13:25:45.83 |
-13:04:40.9 |
HIP 65553 |
8.95 |
| 2026-06-14 00:00 |
13:25:40.00 |
-13:04:28.3 |
HIP 65553 |
10.33 |
| 2026-06-14 12:00 |
13:25:34.35 |
-13:04:16.6 |
HIP 65553 |
11.68 |
| 2026-06-15 00:00 |
13:25:28.88 |
-13:04:05.8 |
HIP 65553 |
13.00 |
| 2026-06-15 12:00 |
13:25:23.60 |
-13:03:55.9 |
HIP 65553 |
14.28 |
| 2026-06-16 00:00 |
13:25:18.51 |
-13:03:46.9 |
HIP 65553 |
15.51 |
| 2026-06-16 12:00 |
13:25:13.59 |
-13:03:38.8 |
HIP 65553 |
16.70 |
| 2026-06-17 00:00 |
13:25:08.87 |
-13:03:31.6 |
HIP 65553 |
17.85 |
| 2026-06-17 12:00 |
13:25:04.33 |
-13:03:25.3 |
HIP 65553 |
18.96 |
| 2026-06-18 00:00 |
13:24:59.97 |
-13:03:19.9 |
HIP 65553 |
20.02 |
| 2026-06-18 12:00 |
13:24:55.80 |
-13:03:15.5 |
HIP 65553 |
21.04 |
| 2026-06-19 00:00 |
13:24:51.81 |
-13:03:12.0 |
HIP 65553 |
22.01 |
| 2026-06-19 12:00 |
13:24:48.01 |
-13:03:09.4 |
HIP 65553 |
22.94 |
| 2026-06-20 00:00 |
13:24:44.39 |
-13:03:07.7 |
HIP 65553 |
23.82 |
| 2026-06-20 12:00 |
13:24:40.95 |
-13:03:06.9 |
HIP 65553 |
24.65 |
| 2026-06-21 00:00 |
13:24:37.70 |
-13:03:07.1 |
HIP 65553 |
25.45 |
| 2026-06-21 12:00 |
13:24:34.64 |
-13:03:08.1 |
HIP 65553 |
26.19 |
| 2026-06-22 00:00 |
13:24:31.75 |
-13:03:10.1 |
HIP 65553 |
26.89 |