Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.560194E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T23:35:43+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 694
    NORAD ID 694
    Object Type ROCKET BODY
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69140
    NORAD ID 69140
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS CENTAUR 2 R/B STARLINK-37653
    Time of Closest Approach 2026-10-21T19:56:44+0000
    Collision Probability (Pc) 2.560194E-6
    Conjunction Distance (km) 2.011 km
    Relative Speed (km/s) 12.687 km/s
    Conjunction Risk Parameters R (Radial): -0.438 | I (In-track): -1.099 | C (Cross-track): 1.625
    Collision Risk Index (CRI) 0.43
    X Position (km) 3518.693 3517.687
    Position Y (km) -4918.305 -4919.333
    Position Z (km) -3219.173 -3217.769
    Velocity X (km/s) 6.731 -2.949
    Velocity Y (km/s) 3.738 2.242
    Velocity Z (km/s) 1.397 -6.665

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS CENTAUR 2 R/B STARLINK-37653
    Semimajor Axis (a) 7227.743 km 6843.622 km
    Eccentricity (e) 0.054466 0.000225
    Inclination (i) 30.3581° 97.2851°
    RAAN 14.0988° 128.9188°
    Perigee Argument 269.7659° 83.4198°
    Mean Anomaly (M) 84.0549° 276.7301°
    Apogee 1243.273 km 467.024 km
    Perigee 455.939 km 463.946 km
    Orbit Epoch 2026-10-21T06:40:53+0000 2026-10-21T06:30:44+0000

    ATLAS CENTAUR 2 R/B & STARLINK-37653 Collision Probability (Pc) Trend

    ATLAS CENTAUR 2 R/B & STARLINK-37653 Collision Probability (Pc) TrendNot Available

    ATLAS CENTAUR 2 R/B & STARLINK-37653 Miss Distance (Miss Distance) Trend

    ATLAS CENTAUR 2 R/B & STARLINK-37653 Miss Distance (Miss Distance) TrendNot Available

    ATLAS CENTAUR 2 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37653Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS CENTAUR 2 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37653Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS CENTAUR 2 R/B

    No nearby objects data