Royer
05208, 1989 CH1, 1989CH1, J89C01HAll data for this body: [vot]
MPC data
| Name (number) | Royer (5208) |
|---|---|
| a | 2.60325 |
| e | 0.04867 |
| i / sin(i) | 15.9192 / 0.27428 |
| q | 2.47655 |
| Q | 2.72996 |
| ω | 21.8969 |
| Node | 124.4999 |
| m | 234.9444 |
| n | 0.2347 |
| Epoch | 2460800.5 |
| nobs | 6519 |
|---|---|
| nopp | 29 |
| Years observed | 1953-2025 |
| rms | 0.51 |
Family data
| Parent | Parent name | Family ID | Family name | Cj | Author | Reference | Method |
|---|---|---|---|---|---|---|---|
| 170 | Maria | 0 | Maria | Novakovic | 2019EPSC...13.1671N | HCM | |
| 170 | Maria | 506 | Maria | 0.8500 | Nesvorny | doi.org/10.26033/6cg5-pt13 | HCM-2020-08-14 |
Proper elements data
| ap | ep | sin(ip) | Author | Reference | Method |
|---|---|---|---|---|---|
| 2.6044 | 0.0985 | 0.2612 | Novakovic_Radovic_Todovic | 2003A&A...403.1165K | Numeric-Nov-2024 |
Diameter data
| Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
|---|---|---|---|---|---|
| 7.88 | 0.150 | 0.150 | Masiero | 2011ApJ...741...68M | NEATM |
| 8.08 | 0.120 | 0.120 | Masiero | 2014ApJ...791..121M | NEATM |
Albedo data
| Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
|---|---|---|---|---|---|
| 0.270 | 0.0600 | 0.0600 | Masiero | 2014ApJ...791..121M | NEATM |
| 0.285 | 0.0197 | 0.0197 | Masiero | 2011ApJ...741...68M | NEATM |
G data
| Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
|---|---|---|---|---|---|
| 0.15 | MPC-2023-12-94 | MPC-2023-12-94 | Phot |
H data
| Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
|---|---|---|---|---|---|
| 12.81 | MPC-2023-12-04 | MPC-2023-12-04 | Phot |
Periods
| Value | Quality | Side real or Synodic | Author | Reference | Method |
|---|---|---|---|---|---|
| 3.866 | 2 | Synodic | Alvarez | 2004Icar..172..388A | Lightcurve |
| 3.88494 | 2 | Sidereal | Hanus | 2016A&A...586A.108H | Model |
| 3.88496 | 2 | Sidereal | Durech | 2023A&A...675A..24D | Model |
Spectral Class Data
| Class 1 | Class 2 | Probability of Class 1 | Probability of Class 2 | Taxonomy | Wavelength | Author | Reference | Method |
|---|---|---|---|---|---|---|---|---|
| K | K | 0.3076 | 0.3076 | Bus-Demeo | VIS | Sergeyev | 2021A&A...652A..59S | PHOT |
| S | Bus | VIS | Bus | 2002Icar..158..146B | SPEC | |||
| S | 0.980 | Bus-Demeo | VIS | Sergeyev | 2022A&A...658A.109S | PHOT | ||
| S | 1.000000 | Mahlke | VIS | Mahlke | 2022A&A...665A..26M | SPEC | ||
| S | S | DeMeo-Carry | VIS | Choi | 2023PSJ.....4...49C | PHOT |