Hertha
00135, 1874 DA, 1874DA, I74D00AAll data for this body: [vot]
MPC data
Name (number) | Hertha (135) |
---|---|
a | 2.42869 |
e | 0.20720 |
i / sin(i) | 2.3032 / 0.04019 |
q | 1.92547 |
Q | 2.93192 |
ω | 340.4409 |
Node | 343.5557 |
m | 34.5144 |
n | 0.2604 |
Epoch | 2460200.5 |
nobs | 7031 |
---|---|
nopp | 72 |
Years observed | 1885-2023 |
rms | 0.47 |
Family data
Parent | Parent name | Family ID | Family name | Cj | Author | Reference | Method |
---|---|---|---|---|---|---|---|
44 | Nysa | 405 | Nysa-Polana | 1.3600 | Nesvorny | doi.org/10.26033/6cg5-pt13 | HCM-2020-08-14 |
Proper elements data
ap | ep | sin(ip) | Author | Reference | Method |
---|---|---|---|---|---|
2.4285 | 0.1745 | 0.0466 | Novakovic_Radovic_Todovic | 2003A&A...403.1165K | Numeric-Oct-2022 |
Mass data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
9.6400e+17 | 4.3000e+17 | 4.3000e+17 | Fienga | 2020MNRAS.492..589F | Ephem |
1.1700e+18 | Folkner | 2009IPNPR.178C...1F | Ephem | ||
6.4000e+17 | Folkner | 2014IPNPR.196C...1F | Ephem |
Diameter data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
67.29 | 1.886 | 1.886 | Ryan&Woodward | 2010AJ....140..933R | IRAS-STM |
67.38 | 15.170 | 15.170 | Nugent | 2016AJ....152...63N | NEATM |
71.04 | 2.650 | 2.650 | Masiero | 2014ApJ...791..121M | NEATM |
72.27 | 7.230 | 7.230 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
72.78 | 0.870 | 0.870 | Usui | 2011PASJ...63.1117U | NEATM |
73.77 | 3.358 | 3.358 | Ryan&Woodward | 2010AJ....140..933R | MSX-STM |
74.75 | 18.720 | 18.720 | Nugent | 2016AJ....152...63N | NEATM |
76.92 | 3.869 | 3.869 | Ryan&Woodward | 2010AJ....140..933R | MSX-NEATM |
77.00 | 7.833 | 7.833 | Masiero | 2011ApJ...741...68M | NEATM |
77.14 | 7.710 | 7.710 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
79.24 | 2.000 | 2.000 | Tedesco | 2002AJ....123.1056T | STM |
80.00 | 2.000 | 2.000 | Hanus | 2017A&A...601A.114H | AO/OCCULT/LC |
83.00 | nan | nan | Cellino | 2003Icar..162..278C | Speckle_Interf. |
92.13 | 5.553 | 5.553 | Ryan&Woodward | 2010AJ....140..933R | IRAS-NEATM |
Albedo data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
0.109 | 0.0143 | 0.0143 | Ryan&Woodward | 2010AJ....140..933R | IRAS-NEATM |
0.144 | 0.0070 | 0.0070 | Tedesco | 2002AJ....123.1056T | STM |
0.152 | 0.0500 | 0.0500 | Masiero | 2011ApJ...741...68M | NEATM |
0.155 | 0.0144 | 0.0144 | Ryan&Woodward | 2010AJ....140..933R | MSX-NEATM |
0.166 | 0.0330 | 0.0330 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
0.168 | 0.0163 | 0.0163 | Ryan&Woodward | 2010AJ....140..933R | MSX-STM |
0.180 | 0.0300 | 0.0300 | Masiero | 2014ApJ...791..121M | NEATM |
0.189 | 0.0380 | 0.0380 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
0.200 | 0.0113 | 0.0113 | Ryan&Woodward | 2010AJ....140..933R | IRAS-STM |
0.210 | 0.1000 | 0.1000 | Nugent | 2016AJ....152...63N | NEATM |
0.230 | 0.1400 | 0.1400 | Nugent | 2016AJ....152...63N | 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 |
---|---|---|---|---|---|
8.39 | MPC-2023-12-04 | MPC-2023-12-04 | Phot |