Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.744307E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T02:12:15+0800
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    1 Object 1

    AOE ID 26506
    NORAD ID 26506
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 65573
    NORAD ID 65573
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1249 COOLANT PRAETORIAN SDA_610
    Time of Closest Approach 2026-10-16T13:39:51+0000
    Collision Probability (Pc) 9.744307E-7
    Conjunction Distance (km) 2.886 km
    Relative Speed (km/s) 7.768 km/s
    Conjunction Risk Parameters R (Radial): 2.441 | I (In-track): -1.304 | C (Cross-track): 0.818
    Collision Risk Index (CRI) 0.35
    X Position (km) 1583.857 1585.002
    Position Y (km) 2682.879 2682.421
    Position Z (km) 6626.271 6628.88
    Velocity X (km/s) -5.987 0.914
    Velocity Y (km/s) 4.269 6.706
    Velocity Z (km/s) -0.33 -2.931

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1249 COOLANT PRAETORIAN SDA_610
    Semimajor Axis (a) 7296.397 km 7329.508 km
    Eccentricity (e) 0.006061 0.000580
    Inclination (i) 64.9583° 81.2979°
    RAAN 329.0281° 259.7311°
    Perigee Argument 231.9236° 227.4212°
    Mean Anomaly (M) 127.6352° 132.6456°
    Apogee 962.487 km 955.621 km
    Perigee 874.033 km 947.121 km
    Orbit Epoch 2026-10-14T09:31:30+0000 2026-10-15T04:08:22+0000

    COSMOS 1249 COOLANT & PRAETORIAN SDA_610 Collision Probability (Pc) Trend

    COSMOS 1249 COOLANT & PRAETORIAN SDA_610 Collision Probability (Pc) TrendNot Available

    COSMOS 1249 COOLANT & PRAETORIAN SDA_610 Miss Distance (Miss Distance) Trend

    COSMOS 1249 COOLANT & PRAETORIAN SDA_610 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1249 COOLANTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    PRAETORIAN SDA_610Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1249 COOLANTCollision Probability Trend

    Object 1 Probability TrendNot Available

    PRAETORIAN SDA_610Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1249 COOLANT

    No nearby objects data