Asteroids

367943 Duende help

Last update: 2024-04-25 23:56 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Aten

Perihelion (q)

0.829

Aphelion (Q)

0.991

Eccentricity (e)

0.089

Inclination (i)

11.6

deg

Orbit period (P)

317.2

Earth MOID

0.00040

U parameter

2.7

Next Earth close approach

Date

2026-02-11

Nominal distance (from Earth center)

0.15944

23851952

Maximum Brightness

23.1

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

Taxonomic type

Rotation period (T)

9.485

Discovery Information

Discovery Date

2012-02-23

Observatory

OAM Observatory, La Sagra

Orbit Visualiser

Click the button to start Orbit Visualiser

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.910156

1-sigma variation

1.452E-7

Unit

Eccentricity (e)

Value

0.089329

1-sigma variation

1.897E-7

Unit

Inclination (i)

Value

11.6086

1-sigma variation

1.059E-6

Unit

Long. of Ascending Node (Ω)

Value

146.9219

1-sigma variation

9.716E-7

Unit

Arg. of Perihelion (ω)

Value

195.5467

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

90.80163

1-sigma variation

0.00119

Unit

Perihelion distance

Value

0.828853

1-sigma variation

Unit

Aphelion distance

Value

0.991459

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.000404

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.180182

1-sigma variation

Unit

MOID

Value

0.000403

1-sigma variation

Unit

Orbit Period

Value

317.1553

1-sigma variation

Unit

U parameter

Value

2.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.10976E-14	-2.73655E-14	1.29257E-13	-1.40044E-13	4.25628E-12	-1.72919E-10
e	-2.73655E-14	3.59977E-14	-1.76133E-13	1.81074E-13	-4.53512E-12	2.23085E-10
i	1.29257E-13	-1.76133E-13	1.12068E-12	-7.98391E-13	9.43013E-12	-1.03909E-9
Ω	-1.40044E-13	1.81074E-13	-7.98391E-13	9.44063E-13	-2.93862E-11	1.14919E-9
ω	4.25628E-12	-4.53512E-12	9.43013E-12	-2.93862E-11	2.79289E-9	-3.72520E-8
M	-1.72919E-10	2.23085E-10	-1.03909E-9	1.14919E-9	-3.72520E-8	1.42017E-6

Date of computation: 2024-04-23 10:08 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

9.485

Unit

Source

[2]

Quality

Value

2,R

Unit

Source

[2]

Amplitude

Value

1.79

Unit

mag

Source

[2]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[1]

Taxonomy (all)

Value

Unit

Source

[1]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

24.047

Unit

mag

Source

[3]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[3]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.44

Unit

Source

[4]

Diameter

Value

Unit

Source

[4]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Radar R

Visual S

Unit

Source

[6]

[1]

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Sources

No.	Name	Additional
[1]	EARN	1.) Urakawa, S. et al. (2013) Publ. Astron. Soc. Japan 65, L9. (Visible Spectroscopic Observations of Near-Earth Object 2012 DA14)
[2]	EARN	1.) Elenin, L. & I. Molotov (2013) MPB 40, 187-188. (LIGHTCURVE ANALYSIS OF EXTREMELY CLOSE NEAR-EARTH ASTEROID - 2012 DA14) 2.) deLeon, J. et al. (2013) DPS 45, 101-01. (abstract) (Results From Ground-based Observations of Asteroid 2012 DA14 During Its Close-Approach to the Earth on February 15th, 2013) 3.) Terai, T. et al. (2013) Astron. Astrophys. 559, A106. (Time-series photometry of Earth flyby asteroid 2012 DA14) 4.) Gary, B.L. (2013) MPB 40, 122-124. (ASTEROID 2012 DA14 ROTATION LIGHT CURVE)
[3]	ESA ODIM	ESA orbit determination and impact monitoring system
[4]	EARN	1.) deLeon, J. et al. (2013) DPS 45, 101-01. (abstract) (Results From Ground-based Observations of Asteroid 2012 DA14 During Its Close-Approach to the Earth on February 15th, 2013)
[5]	EARN	1.) Benner, L.A. et al. (2013) DPS 45, 101-02. (abstract) (Goldstone Radar Images of Near-Earth Asteroid 2012 DA14)
[6]	EARN	1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's NEO Radar Detection Program Webpage 2.) Benner, L.A. et al. (2013) DPS 45, 101-02. (abstract) (Goldstone Radar Images of Near-Earth Asteroid 2012 DA14)

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

365

Unit

Source

[1]

Unobserved

Value

4082

Unit

Source

[1]

Normalized RMS of residuals

Value

0.310674

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2012-02-23.0278

Unit

Source

[2]

Last Observation

Value

2013-02-21.84993

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

1071 (15)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

2013-02-15

Unit

Source

[3]

Last Observation

Value

2013-02-19

Unit

Source

[3]

Delay (Discarded)

Value

4 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

4 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

8 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close approaches for 367943 Duende from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	2001-08-12 04:09	< 1 min	0.1530747	0.1530711	0.0000012
EARTH	2002-08-15 10:02	< 1 min	0.0923037	0.0923008	0.0000010
EARTH	2003-08-18 07:56	< 1 min	0.0387700	0.0387682	0.0000006
EARTH	2004-08-19 11:21	< 1 s	0.0081291	0.0081290	0.0000000
EARTH	2005-08-21 16:12	< 1 s	0.0389258	0.0389255	0.0000001
EARTH	2006-08-24 17:24	< 1 s	0.0865898	0.0865894	0.0000001
EARTH	2007-08-29 14:28	< 1 s	0.1380759	0.1380755	0.0000001
EARTH	2008-09-13 21:52	< 1 min	0.1906018	0.1906015	0.0000001
EARTH	2009-02-17 06:41	< 1 s	0.1685881	0.1685880	0.0000000
EARTH	2010-02-14 10:01	< 1 s	0.1148002	0.1148002	0.0000000
EARTH	2011-02-14 21:30	< 1 s	0.0631836	0.0631836	0.0000000
EARTH	2012-02-16 06:09	< 1 s	0.0174261	0.0174261	0.0000000
EARTH	2013-02-15 19:25	< 1 s	0.0002276	0.0002276	0.0000000
EARTH	2019-09-10 11:49	6.0	0.1899587	0.1899553	0.0000011
EARTH	2026-02-11 19:29	< 1 min	0.1594404	0.1593808	0.0000199
EARTH	2026-07-12 04:34	11.5	0.1980563	0.1980455	0.0000036
EARTH	2033-02-22 03:10	1.3	0.1355031	0.1354252	0.0000260
EARTH	2039-08-14 10:02	15.2	0.1804482	0.1804465	0.0000005
EARTH	2046-02-15 06:27	1.4	0.0148934	0.0148170	0.0000255
EARTH	2053-02-19 02:41	21.2	0.0816326	0.0805813	0.0003505
EARTH	2066-08-29 17:13	418.5	0.1787463	0.1785661	0.0000637
EARTH	2073-08-02 14:53	482.4	0.1786092	0.1783806	0.0000812
EARTH	2080-02-12 22:18	16.2	0.1201249	0.1173442	0.0009271
EARTH	2080-07-05 08:26	512.3	0.1995811	0.1990587	0.0001792
EARTH	2087-02-15 11:33	35.3	0.0115779	0.0094666	0.0007041
EARTH	2094-02-12 05:28	< 1 min	0.1848459	0.1347770	0.0167285
EARTH	2094-07-23 11:24	> 1 d	0.1776755	0.1733317	0.0034783
EARTH	2101-08-27 12:01	> 1 w	0.1682086	0.1676514	0.0024014
EARTH	2109-02-24 06:07	> 1 d	0.1870386	0.0594641	0.0442714
EARTH	2116-02-18 03:59	> 1 d	0.0308581	0.0009460	0.0497976
EARTH	2123-02-16 03:10	> 1 d	0.0170700	0.0001942	0.1129945

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