Hedda
00207, 1879 UA, 1879UA, 1932 CL1, 1932CL1, 1934 XJ, 1934XJ, 1953 BF, 1953BF, I79U00A, J32C01L, J34X00J, J53B00FAll data for this body: [vot]
MPC data
Name (number) | Hedda (207) |
---|---|
a | 2.28371 |
e | 0.02945 |
i / sin(i) | 3.8023 / 0.06631 |
q | 2.21645 |
Q | 2.35098 |
ω | 192.0125 |
Node | 29.1413 |
m | 58.3502 |
n | 0.2856 |
Epoch | 2460200.5 |
nobs | 11399 |
---|---|
nopp | 57 |
Years observed | 1882-2023 |
rms | 0.34 |
Proper elements data
ap | ep | sin(ip) | Author | Reference | Method |
---|---|---|---|---|---|
2.2840 | 0.0698 | 0.0634 | Novakovic_Radovic_Todovic | 2003A&A...403.1165K | Numeric-Oct-2022 |
Diameter data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
51.57 | 0.013 | 0.013 | Ryan&Woodward | 2010AJ....140..933R | MSX-STM |
56.66 | 17.411 | 17.411 | Masiero | 2017AJ....154..168M | NEATM |
57.88 | 0.150 | 0.150 | Masiero | 2014ApJ...791..121M | NEATM |
58.00 | 5.800 | 5.800 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
58.08 | 17.000 | 17.000 | Masiero | 2020PSJ.....1....5M | NEATM |
58.70 | 1.300 | 1.300 | Tedesco | 2002AJ....123.1056T | STM |
58.74 | 14.740 | 14.740 | Masiero | 2020PSJ.....1....5M | NEATM |
59.54 | 11.280 | 11.280 | Masiero | 2020PSJ.....1....5M | NEATM |
59.65 | 10.772 | 10.772 | Masiero | 2017AJ....154..168M | NEATM |
60.12 | 21.900 | 21.900 | Masiero | 2021PSJ.....2..162M | NEATM |
60.50 | 18.430 | 18.430 | Masiero | 2021PSJ.....2..162M | NEATM |
61.31 | 1.154 | 1.154 | Masiero | 2011ApJ...741...68M | NEATM |
61.66 | 0.016 | 0.016 | Ryan&Woodward | 2010AJ....140..933R | MSX-NEATM |
61.76 | 1.572 | 1.572 | Ryan&Woodward | 2010AJ....140..933R | IRAS-STM |
63.59 | 20.600 | 20.600 | Masiero | 2021PSJ.....2..162M | NEATM |
63.87 | 3.313 | 3.313 | Ryan&Woodward | 2010AJ....140..933R | IRAS-NEATM |
63.91 | 1.000 | 1.000 | Usui | 2011PASJ...63.1117U | NEATM |
66.32 | 27.840 | 27.840 | Masiero | 2012ApJ...759L...8M | NEATM |
73.08 | 10.410 | 10.410 | Nugent | 2016AJ....152...63N | NEATM |
Albedo data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
0.030 | 0.0300 | 0.0300 | Nugent | 2016AJ....152...63N | NEATM |
0.032 | 0.0180 | 0.0180 | Masiero | 2012ApJ...759L...8M | NEATM |
0.033 | 0.0140 | 0.0250 | Masiero | 2021PSJ.....2..162M | NEATM |
0.034 | 0.0019 | 0.0019 | Masiero | 2011ApJ...741...68M | NEATM |
0.035 | 0.0150 | 0.0150 | Masiero | 2020PSJ.....1....5M | NEATM |
0.035 | 0.0140 | 0.0250 | Masiero | 2021PSJ.....2..162M | NEATM |
0.037 | 0.0210 | 0.0210 | Masiero | 2020PSJ.....1....5M | NEATM |
0.038 | 0.0148 | 0.0148 | Masiero | 2017AJ....154..168M | NEATM |
0.038 | 0.0250 | 0.0250 | Masiero | 2020PSJ.....1....5M | NEATM |
0.038 | 0.0170 | 0.0330 | Masiero | 2021PSJ.....2..162M | NEATM |
0.044 | 0.0313 | 0.0313 | Masiero | 2017AJ....154..168M | NEATM |
0.047 | 0.0050 | 0.0050 | Ryan&Woodward | 2010AJ....140..933R | IRAS-NEATM |
0.050 | 0.0026 | 0.0026 | Ryan&Woodward | 2010AJ....140..933R | IRAS-STM |
0.050 | Ryan&Woodward | 2010AJ....140..933R | MSX-NEATM | ||
0.055 | 0.0110 | 0.0110 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
0.055 | 0.0030 | 0.0030 | Tedesco | 2002AJ....123.1056T | STM |
0.060 | 0.0100 | 0.0100 | Masiero | 2014ApJ...791..121M | NEATM |
0.071 | Ryan&Woodward | 2010AJ....140..933R | MSX-STM |
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 |
---|---|---|---|---|---|
10.30 | MPC-2023-12-04 | MPC-2023-12-04 | Phot |
Period data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
12.00 | Behrend | LCDB | Lightcurve | ||
13.57 | Behrend | LCDB | Lightcurve | ||
30.10 | Pilcher | 2010MPBu...37...21P | Lightcurve | ||
30.11 | Durech | 2020A&A...643A..59D | Model |