The NEO 2015 YC2 on 2016-01-10

 Background

(as of 2016-01-11)

•  Object: 2015 YC2
• Approximate Diameter: 56 m - 120 m (183.727 feet to 393.701 feet) ( Absolute Magnitude:  H= 23.4 )
•  Orbit Type:  Apollo 
•  On the Sentry Risk Table:  Yes  NOTE this  is NOT a prediction of an  impact  but rather a statement there is insufficient observational data rule out  an impact -- for infomation read  Understanding Risk Pages by Jon Giorgini
• On the NEODyS CLOMON2 risk page: Yes
• First Observed  on: 2015 12 19.27013
• First Observed  By: Mt. Lemmon Survey (MPC Code G96) ,  (The Discovery M.P.E.C.: MPEC 2015-Y67 : 2015 YC2)
•  Last Observed: 2016 01 11.36839
•  Data-Arc Span: 23 day
•  Number Oppositions : 1
•  Number of Observations Made:  90
• Next Close-Approach:  Will safely pass Earth on  2016-Jan-15 at  Nominal Distance of 0.0126600709130298 AU (4.93 (LD)) or1,176,827.112  miles or (1,893,919.651 KM)

(1 of 3) Stacks of 8 - 15 Second Luminance BIN2 images taken with  itelescope.net's (TEL T11 0.50-m f/6.8 astrograph + CCD + f/4.5 focal reducer)

(2 of 3) Stacks of 8 - 15 Second Luminance BIN2 images taken with  itelescope.net's (TEL T11 0.50-m f/6.8 astrograph + CCD + f/4.5 focal reducer)

(3 of 3) Stacks of 8 - 15 Second Luminance BIN2 images taken with  itelescope.net's (TEL T11 0.50-m f/6.8 astrograph + CCD + f/4.5 focal reducer)

(1 of 3) Stacks of 15 - 15 Second Luminance BIN2 images taken with Using itelescope.net's (TEL T21 0.43-m f/6.8 astrograph + CCD + f/4.5 focal reducer)

(2 of 3) Stacks of 15 - 15 Second Luminance BIN2 images taken with Using itelescope.net's (TEL T21 0.43-m f/6.8 astrograph + CCD + f/4.5 focal reducer)

(3 of 3) Stacks of 15 - 15 Second Luminance BIN2 images taken with Using itelescope.net's (TEL T21 0.43-m f/6.8 astrograph + CCD + f/4.5 focal reducer)

Other links:

• MPEC 2016-A91 : DAILY ORBIT UPDATE (2016 JAN. 10 UT)
• Near Earth Objects Dynamic Site--2015 YC2
• (MPC) Observations 2015 YC2 
• JPL Orbit Diagram 2015 YC2 
• NEO Earth Close Approaches (JPL)
• Graphic Tool Orbit animation (SpaceDys)
• The Tracking News 
• NEO Coordination Centre
• JPL NEO Program Sentry
• NEODyS CLOMON2 risk pages 
• list of removed objects 
• Palermo Technical Impact Hazard Scale
• The Torino Impact Hazard Scale
• Impact Risk Assessment: An Introduction