Gunhild

00891, 1915 VE, 1915VE, 1918 KB, 1918KB, 1977 FH, 1977FH, 1999 CF154, 1999CF154, J15V00E, J18K00B, J77F00H, J99CF4F

All data for this body: [vot]

MPC data
Name (number) Gunhild (891)
a 2.86115
e 0.02599
i / sin(i) 13.5460 / 0.23423
q 2.78681
Q 2.93550
ω 295.8103
Node 105.7891
m 235.7241
n 0.2037
Epoch 2460800.5
nobs 4803
nopp 45
Years observed 1918-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.860
ep 0.031
sin(ip) 0.216
G 0.150
H 9.980
Mass
D 57.03 0.277
pV 0.057 0.0016
Value
Rotational Period 11.890
Period quality 3-
Spectral Class X
Spectral Class Score 21.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8604 0.0311 0.2160 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
47.92 19.080 19.080 Nugent 2016AJ....152...63N NEATM
48.17 1.609 1.609 Ryan&Woodward 2010AJ....140..933R IRAS-STM
51.05 8.600 8.600 Nugent 2016AJ....152...63N NEATM
51.95 5.600 5.600 Tedesco 2002AJ....123.1056T STM
54.41 5.440 5.440 Ali-Lagoa 2018A&A...612A..85A NEATM
55.75 0.320 0.320 Masiero 2014ApJ...791..121M NEATM
58.06 1.384 1.384 Masiero 2011ApJ...741...68M NEATM
62.77 6.205 6.205 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
63.80 0.670 0.670 Usui 2011PASJ...63.1117U NEATM
67.31 6.730 6.730 Ali-Lagoa 2018A&A...612A..85A NEATM
72.16 7.220 7.220 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0080 0.0080 Ali-Lagoa 2018A&A...612A..85A NEATM
0.044 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.052 0.0105 0.0105 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.057 0.0017 0.0017 Masiero 2011ApJ...741...68M NEATM
0.060 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.067 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.070 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.070 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.072 0.0180 0.0180 Tedesco 2002AJ....123.1056T STM
0.083 0.0141 0.0141 Ryan&Woodward 2010AJ....140..933R IRAS-STM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.556 2+ Synodic Kozdon 2016MPBu...43..171K Lightcurve
11.853 2 Synodic Behrend LCDB Lightcurve
11.88721 2 Sidereal Durech 2019A&A...631A...2D Model
11.892 3- Synodic Garceran 2016MPBu...43...92G Lightcurve
7.93 2 Synodic Stephens 2000MPBu...27...54S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D Tholen VIS Lazzaro 2004Icar..172..179L SPEC
D 0.74 Bus VIS Carvano 2010A&A...510A..43C PHOT
D X 0.7850 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
T Bus VIS Lazzaro 2004Icar..172..179L SPEC
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.935 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.3380 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.9188 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.9749 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Z 0.990000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC