Asteroids

2003YN107 help

Last update: 2026-06-04 23:11 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Aten

Perihelion (q)

0.975

Aphelion (Q)

1.003

Eccentricity (e)

0.014

Inclination (i)

4.3

deg

Orbit period (P)

359.2

Earth MOID

0.00464

U parameter

1.6

Next Earth close approach

Date

2063-12-09

Nominal distance (from Earth center)

0.13952

20871707

Maximum Brightness

25.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

26.4

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2003-12-20

Observatory

Lincoln Laboratory ETS, New Mexico

ORBIT VISUALISATION TOOLS

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.988841

1-sigma variation

3.635E-8

Unit

Eccentricity (e)

Value

0.013921

1-sigma variation

2.141E-7

Unit

Inclination (i)

Value

4.3209

1-sigma variation

2.770E-5

Unit

Long. of Ascending Node (Ω)

Value

264.3659

1-sigma variation

0.0001

Unit

Arg. of Perihelion (ω)

Value

87.4272

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

26.62717

1-sigma variation

0.00068

Unit

Perihelion distance

Value

0.975076

1-sigma variation

Unit

Aphelion distance

Value

1.002606

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.027787

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.004803

1-sigma variation

Unit

MOID

Value

0.004642

1-sigma variation

Unit

Orbit Period

Value

359.1601

1-sigma variation

Unit

U parameter

Value

1.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.32124E-15	7.61728E-15	9.80273E-13	2.43965E-12	3.07325E-12	-2.43421E-11
e	7.61728E-15	4.58593E-14	5.48140E-12	1.37677E-11	1.98865E-11	-1.42350E-10
i	9.80273E-13	5.48140E-12	7.67418E-10	1.94549E-9	2.31547E-9	-1.80846E-8
Ω	2.43965E-12	1.37677E-11	1.94549E-9	5.20681E-9	6.09270E-9	-4.55062E-8
ω	3.07325E-12	1.98865E-11	2.31547E-9	6.09270E-9	1.49372E-8	-6.42596E-8
M	-2.43421E-11	-1.42350E-10	-1.80846E-8	-4.55062E-8	-6.42596E-8	4.56405E-7

Date of computation: 2026-06-04 23:11 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

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

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

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

26.383

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

14 - 30*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

467

Unit

Source

[1]

Unobserved

Value

7738

Unit

Source

[1]

Normalized RMS of residuals

Value

0.385807

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2003-12-20.39392

Unit

Source

[2]

Last Observation

Value

2005-03-31.04199

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

45 (0)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2003YN107 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1996-03-25 06:36	1.0	0.1477516	0.1477470	0.0000015
EARTH	1997-02-14 10:05	1.3	0.0774668	0.0774653	0.0000005
EARTH	1997-05-15 10:44	1.5	0.0843639	0.0843556	0.0000028
EARTH	1998-01-14 20:18	< 1 min	0.0366940	0.0366926	0.0000005
EARTH	1998-06-10 14:26	2.0	0.0501821	0.0501747	0.0000025
EARTH	1998-12-28 05:55	< 1 min	0.0303373	0.0303370	0.0000001
EARTH	1999-06-20 06:35	1.3	0.0359941	0.0359891	0.0000017
EARTH	1999-12-13 13:39	< 1 min	0.0445240	0.0445217	0.0000008
EARTH	2000-06-25 23:35	< 1 min	0.0215101	0.0215085	0.0000005
EARTH	2000-11-28 18:46	< 1 min	0.0660419	0.0660391	0.0000009
EARTH	2001-06-26 01:08	< 1 min	0.0164555	0.0164543	0.0000004
EARTH	2001-12-04 17:10	< 1 min	0.0735850	0.0735841	0.0000003
EARTH	2002-06-20 07:28	< 1 min	0.0386689	0.0386649	0.0000013
EARTH	2002-12-21 18:48	< 1 min	0.0432508	0.0432487	0.0000007
EARTH	2003-06-19 14:01	< 1 min	0.0715179	0.0715151	0.0000009
EARTH	2003-12-21 20:47	< 1 min	0.0148442	0.0148439	0.0000001
EARTH	2004-07-10 05:06	< 1 min	0.0599293	0.0599274	0.0000006
EARTH	2004-12-27 09:44	< 1 min	0.0458901	0.0458896	0.0000002
EARTH	2005-06-23 03:59	< 1 min	0.0299790	0.0299777	0.0000004
EARTH	2006-01-14 15:51	< 1 min	0.0689763	0.0689748	0.0000005
EARTH	2006-06-10 10:12	< 1 min	0.0222998	0.0222993	0.0000002
EARTH	2007-05-22 16:47	< 1 min	0.0616756	0.0616715	0.0000014
EARTH	2008-05-04 08:13	< 1 min	0.1401252	0.1401188	0.0000021
EARTH	2063-12-09 07:34	< 1 min	0.1395187	0.1394587	0.0000200
EARTH	2064-12-09 11:55	< 1 min	0.0532569	0.0532075	0.0000165
EARTH	2065-12-13 02:35	< 1 min	0.0095946	0.0095937	0.0000003
EARTH	2066-06-25 04:35	1.8	0.0470775	0.0470410	0.0000122
EARTH	2066-12-09 23:48	3.8	0.0167681	0.0167538	0.0000048
EARTH	2067-06-21 19:34	4.5	0.0676899	0.0674871	0.0000676
EARTH	2067-11-23 18:29	3.7	0.0712628	0.0710682	0.0000649
EARTH	2068-06-26 13:26	5.7	0.1539908	0.1536860	0.0001016
EARTH	2068-10-27 14:52	2.7	0.1614249	0.1611343	0.0000969
EARTH	2121-06-04 00:17	14.9	0.1245952	0.1236901	0.0003017
EARTH	2122-06-07 18:10	23.8	0.0356013	0.0349228	0.0002262
EARTH	2122-12-20 02:20	70.4	0.0519852	0.0519173	0.0000227
EARTH	2123-06-07 14:04	39.8	0.0116405	0.0112670	0.0001255
EARTH	2123-11-27 21:41	71.7	0.0702153	0.0687484	0.0004893
EARTH	2124-05-21 22:05	23.1	0.0975743	0.0972989	0.0000918

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
90.77189834	342.48816460	0.00482804	MINIMUM
267.58368908	157.02215236	0.02838480	MINIMUM
181.73503164	71.38635843	0.07566673	SADDLE
356.90479404	248.41237349	0.08101864	SADDLE
323.29875293	33.90829560	1.96335030	SADDLE
136.83092959	207.43985645	2.01434250	MAXIMUM

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MOID Plots

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